Subaru Legacy 2015 Technicians Reference Booklet
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Subaru Legacy 2015 Technicians Reference Booklet

New technology training, module 926
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See also: Owner's Manual , Quick Reference Manual
Technician
Reference
Booklet
2015 Legacy
and Outback
New Technology Training
Module 926
MSA5P1926C
June 2014

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Summary of Contents for Subaru Legacy 2015

  • Page 1 Technician Reference Booklet 2015 Legacy and Outback New Technology Training Module 926 MSA5P1926C June 2014...
  • Page 3 June 2014. © 2014 Subaru of America, Inc. Printed in USA. All rights reserved. Contents may not be reproduced in whole or in part without prior written permission of publisher. Specifications in this Guide are based on the latest product information available at the time of publication.

  • Page 4: Table Of Contents

    2015 Legacy and Outback New Technology Training (Module 926) Table of Contents Introduction ..........................8 Body ..........................8 Active Grille Air Shutter System (AGAS) .............. 9 Bumper Cover Removal ..................11 Radiator or Condenser Removal ................ 13 Fuel Tank Position Check ................... 15 Battery Hold Down Bracket ................
  • Page 5 2015 Legacy and Outback New Technology Training (Module 926) Power Rear Gate (PRG) ......................56 Construction ........................58 Electrical Control ......................60 Touch Sensors ....................... 62 Separating the Rear Gate from the PRG Assembly ............66 Rear Gate will not close ..................66 Rear Gate will not open..................
  • Page 6 2015 Legacy and Outback New Technology Training (Module 926) Subaru Rear Vehicle Detection (SRVD) ................106 Introduction ........................106 Subaru Rear Vehicle Detection functions ..............106 Blind Spot Detection (BSD) ................106 Lane Change Assist (LCA) ................106 Rear Cross Traffic Alert (RCTA) .................107 Operating Conditions ..................107 Driver Alerts ........................108...
  • Page 7 2015 Legacy and Outback New Technology Training (Module 926) Powertrain ..........................154 FB 2.5 .......................... 154 Piston ....................... 154 Intake Cam Sprockets ..................155 Exhaust Cam Sprockets ................... 155 Exhaust Cam Sprocket SST ................156 Valve Adjustment ....................156 Cylinder Head ....................156 Intake Manifold &...

  • Page 8: Introduction

    3.6R models. New or enhanced driver assistance systems: Welcome Lighting Steering Responsive Fog lights Electronic Power Steering Eyesight Subaru Rear Vehicle Detection X Mode New or enhanced safety systems: Supplemental Restraint System Airbags Electronic Parking Brake June 2014...

  • Page 9: Active Grille Air Shutter System (Agas)

    2015 Legacy and Outback New Technology Training (Module 926) The Legacy and Outback for 2015 are approximately 10% more aerodynamic. This streamlining is the result of design changes to the front and rear corners of the vehicle, side view mirrors, under chassis air flow, and introduction of the Active Grille Air Shutter System (AGAS).
  • Page 10 2015 Legacy and Outback New Technology Training (Module 926) AGAS Actuator Note: The Engine ECM of the 2015 Legacy and Outback is LIN compatible. During service or replacement, the AGAS automatically initializes so there is no special procedure required to calibrate the AGAS to the vehicle. Note: Work support for the AGAS has been added to the ECM menu.

  • Page 11: Bumper Cover Removal

    2015 Legacy and Outback New Technology Training (Module 926) Bumper Cover Removal Bumper cover removal is necessary when removing the radiator. The bumper cover (front and rear) is attached to the body with trim clips only. Begin bumper cover removal by removing the six clips along the top side at the indicated positions. Upper Clips Inner Fender Clip Elevate the vehicle and remove the inner fender trim tab from each front inner wheel well.
  • Page 12 2015 Legacy and Outback New Technology Training (Module 926) Lower the access panel and disconnect the fog light connector (left and right). Pull outward and upward to disengage the bumper cover locking tabs from the body mounts. 1-10 1-11 Fog Light Removing Bumper Cover Place the bumper cover in a safe location.

  • Page 13: Radiator Or Condenser Removal

    2015 Legacy and Outback New Technology Training (Module 926) Radiator or Condenser Removal Note: Radiator or condenser removal requires bumper cover removal. After bumper cover removal, remove the four clips along the top and the two clips that face forward that secure the grille bracket to the vehicle and remove the grille bracket.
  • Page 14 2015 Legacy and Outback New Technology Training (Module 926) Remove the left and right lower bolts first, then the 4 upper bolts. Remove the two brackets from the vehicle to prevent damage to the radiator or condenser. Note: For lower bolt removal: The radiator and condenser can be raised slightly as an assembly for bolt removal while using a socket and ratchet.

  • Page 15: Fuel Tank Position Check

    2015 Legacy and Outback New Technology Training (Module 926) Fuel Tank Position Check A new positioning check is required if the fuel tank is removed from the vehicle. A new fuel tank positioning mark is made onto the vehicle. 1-22 1-23 Fuel Tank Measuring Fuel Tank Position...

  • Page 16: Battery Hold Down Bracket

    2015 Legacy and Outback New Technology Training (Module 926) Battery Hold Down Bracket A new battery hold down bracket with captured mounting bolts and positioning guide is installed on the new Legacy and Outback. 1-24 1-25 Battery Hold Down Bracket Bolt and Guide Guide in Place The positioning guide temporarily holds the new bracket in place while the bolts are started.

  • Page 17: Tool Kit And Spare Tire

    2015 Legacy and Outback New Technology Training (Module 926) Tool Kit and Spare Tire The tool kit of the Outback includes a tow hook and a flat tire storage bag with tie down strap. The storage bag is needed because the spare tire well is not large enough to hold a flat full size tire (225/60 R18).

  • Page 18: Coolant Fan Mounting

    2015 Legacy and Outback New Technology Training (Module 926) Coolant Fan Mounting The coolant fan assembly is attached to the radiator and can be removed with the radiator still mounted in the vehicle. Note: Engine coolant must be drained to allow the coolant overflow bottle and the upper radiator hose to be removed.

  • Page 19: Hvac

    2015 Legacy and Outback New Technology Training (Module 926) HVAC The Legacy and Outback 2.5i models are equipped with Manual Air Conditioning. 2.5i Premium and Limited Models are equipped with Dual Zone Automatic Climate Control. 2.5i Premium and Limited Models are also equipped with rear seat air conditioning vents and rear seat heaters.

  • Page 20: Rear Vent Door Actuator Operation

    2015 Legacy and Outback New Technology Training (Module 926) Rear Vent Door Actuator Operation The rear vent door actuator (introduced 2013 MY) controls the temperature of the air delivered to the rear passengers through the center console rear vents. Set temperature for the rear passengers is strictly controlled by the front passenger temperature control dial.

  • Page 21: Sun Visors

    Automatic Climate Control, via UART, allowing the HVAC to be operated with voice commands. Note: Refer to the Subaru owner’s manual for a list of voice commands. The 7.0 inch display Infotainment systems are connected to the high speed Body CAN. This allows communication between the Fujitsu Ten and the Subaru Select Monitor.

  • Page 22: 6.2 Inch Display

    2015 Legacy and Outback New Technology Training (Module 926) Diagnostic Trouble Codes are also available to assist with diagnostics. The data displayed provides more detailed data than the built in Line Check function. Both the 6.2 inch and 7.0 inch Infotainment systems are equipped with Line Check functions. 6.2 Inch Display (a) Press the button to display the Audio OFF screen.

  • Page 23: Inch Display

    2015 Legacy and Outback New Technology Training (Module 926) 7.0 Inch Display With the main power OFF, press the button (b) twice while pressing the button (a) simultaneously. 1-49 Activating Line Check Note: Pressing the button (c) for 3 seconds or more, or turning the ignition from ACC OFF to ON position can exit the diagnostic mode.

  • Page 24: Rear Window Regulator

    2015 Legacy and Outback New Technology Training (Module 926) Rear Window Regulator The rear window regulator of the Legacy and Outback is described as an “I Arm” window regulator. This type uses a single roller that moves through a channel that is attached to the window glass. The height of the window is controlled by the position of the roller in the channel.

  • Page 25: Trailer Adapter Connector

    2015 Legacy and Outback New Technology Training (Module 926) 1-55 Back Side Of Regulator Trailer Adapter Connector The trailer adapter connector is taped to the body behind the trim panel on the left rear of the vehicle, just behind the rear seat. 1-56 Trailer Adapter Connector June 2014...

  • Page 26: Assist Grip Removal

    2015 Legacy and Outback New Technology Training (Module 926) Assist Grip Removal The Assist Grips are attached to the vehicle with a new style locking clip that allows for faster removal and installation. Begin removal by compressing (downward) the locking tab of the cap and then push up slightly on the bottom side of the cap.
  • Page 27 2015 Legacy and Outback New Technology Training (Module 926) Move the clip up and down to clear the locking tabs from the body (mounting area). 1-61 1-62 Removing Clips Clip and Hook Tool The clip can be re-used if not deformed. Install both clips into Assist Grip. The clips must be flush on the inboard side.

  • Page 28: Dash Pad

    2015 Legacy and Outback New Technology Training (Module 926) Dash Pad The construction of the dash pad, instrument panel wiring harness, bulkhead wiring harness, and steering beam, make it necessary to remove the dash pad and steering beam separately. The instructions for servicing these parts are covered in detail in the service manual.
  • Page 29 2015 Legacy and Outback New Technology Training (Module 926) Note: The wiring harness for the sensor located in the middle of the defogger trim (Sunload) has the shortest harness and there is a trim tab directly in front of the area needed to see the sensor.

  • Page 30: Steering Support Beam And Wiring Harnesses

    2015 Legacy and Outback New Technology Training (Module 926) Steering Support Beam and Wiring Harnesses 1-73 Right Side, Dash Pad Removed 1-74 Center, Dash Pad Removed June 2014...
  • Page 31 2015 Legacy and Outback New Technology Training (Module 926) 1-75 Left of Center, Dash Pad Removed 1-76 Above Steering Wheel, Dash Pad Removed Note: GPS antenna, Keyless Access and Push Button Start Control Unit have been reinstalled for photography. June 2014...
  • Page 32 2015 Legacy and Outback New Technology Training (Module 926) 1-77 Left of Steering Wheel, Dash Pad Removed and Steering-Responsive Fog Light Control Unit (SRF) 1-78 Driver Side Lower, Dash Pad Removed June 2014...
  • Page 33 2015 Legacy and Outback New Technology Training (Module 926) NOTES: June 2014...

  • Page 34: Electrical

    2015 Legacy and Outback New Technology Training (Module 926) Electrical Introduction The 2015 Legacy and Outback feature a variety of refinements to the electrical systems to improve efficiency and maximize the Human Machine Interface (HMI). Battery The 2015 Legacy and Outback FB 2.5 models are now equipped with a 55D23R for a weight savings of 4.4 lbs.

  • Page 35: Wiring & Connectors

    2015 Legacy and Outback New Technology Training (Module 926) Wiring & Connectors Throughout the vehicle, smaller 0.22mm gauge wiring (23-24 AWG) and 0.24mm width connector terminals are now utilized to reduce weight and cost. In these areas, Hinge lock style connectors have been utilized to ensure sufficient terminal contact.

  • Page 36: Lighting

    2015 Legacy and Outback New Technology Training (Module 926) The Main Fuse is located under a small protective panel. It is accessed by pressing the outer tabs inward and pulling up on the cover. 2-10 2-11 Main Fuse cover Cover Tabs Cover Removed Lighting The Headlights on the 2015 Legacy and Outback include new safety and visibility features such...

  • Page 37: Welcome Lighting

    2015 Legacy and Outback New Technology Training (Module 926) Welcome Lighting For added night time security, the 2015 Legacy and Outback feature standard Welcome Lighting that automatically turns on cabin illumination and exterior lights (low beams and position lamps) as the driver approaches/unlocks or leaves/locks the vehicle. 2-15 2-16 Welcome Lights OFF...
  • Page 38 2015 Legacy and Outback New Technology Training (Module 926) Approach and Leaving/Exiting Delay times can be adjusted for Welcome Lighting through the BIU or Combination Meter. This can be set to 30, 60, or 90 second delays. 2-17 2-18 Vehicle Settings Welcome Lighting 2-19 2-20...

  • Page 39: Day-Time Running Lamps (Drl)

    2015 Legacy and Outback New Technology Training (Module 926) Day-time Running Lamps (DRL) DRLs for the 2015 Legacy and Outback now function with the turn signals to improve visibility. When a turn signal is activated, the corresponding DRL will turn off to improve the visibility for surrounding vehicles and pedestrians.

  • Page 40: Steering-Responsive Fog Lights (Srf)

    2015 Legacy and Outback New Technology Training (Module 926) Steering-Responsive Fog Lights (SRF) The 2015 Legacy and Outback are optionally equipped with a new Steering-Responsive Fog Light system. An SRF Control Module communicates with the Main CAN to monitor vehicle speed and steering angle.
  • Page 41 2015 Legacy and Outback New Technology Training (Module 926) The following conditions must be satisfied in order for the SRF system to function. Low beam light Fog lamp Shift position Except “R” SRF OFF switch Vehicle speed & Steering angle condition is satisfied The SRF system can be temporarily disabled by pressing the Instrument Panel located “SRF OFF”...
  • Page 42 2015 Legacy and Outback New Technology Training (Module 926) The SRF Control Unit is located on the driver side of the vehicle against the bulkhead. This is interchanged with the Auto Headlight Leveling (AHL) Control Unit for models equipped with HID headlights.
  • Page 43 2015 Legacy and Outback New Technology Training (Module 926) MB-10 MB-11 MB-30 MB-9 FB-46 M/B FUSE NO. 39 F. FOG RELAY F. FOG RELAY M/B FUSE NO. 38 F/B FUSE NO. 18 (IG) SRF OFF SWITCH SRF CM i112 FRONT FOG LIGHT FRONT FOG LIGHT REF.
  • Page 44 2015 Legacy and Outback New Technology Training (Module 926) 12 11 10 9 8 7 6 5 4 3 2 1 6 2 5 2 4 2 2 2 1 2 0 2 9 1 8 1 7 1 5 1 4 1 2-33 2-34 SRF Module Connector (B42)
  • Page 45 2015 Legacy and Outback New Technology Training (Module 926) Inspection of the SRF system can be performed using the Subaru Select Monitor III. 2-35 Inspection of the SRF System with SSMIII DTCs for the SRF system Item Reference Control Module <Ref.
  • Page 46 2015 Legacy and Outback New Technology Training (Module 926) The “Turn & Hazard Unit” has been eliminated. All previous functions are now controlled by the BIU. TO POWER SUPPLY CIRCUIT : LUMINESCENT METER MB-36 FB-28 M/B FUSE NO. 18 F/B FUSE NO. 11 : MANUAL A/C (IG) : AUTO A/C...

  • Page 47: Immobilizer & Keyless Entry

    2015 Legacy and Outback New Technology Training (Module 926) Immobilizer & Keyless Entry The Keyless Entry System for the 2015 Legacy and Outback features restyled transmitters. Immobilizer functionality remains the same as previous Immobilizer Type D systems. 2-38 2015 Legacy and Outback KAC Transmitters The mechanical key for KAC vehicles is now laser cut on one side only.

  • Page 48: Combination Meter

    2015 Legacy and Outback New Technology Training (Module 926) Combination Meter The 2015 Legacy and Outback feature a new sporty instrument panels highlighted by two binocular- style gauge pods. Centered in the panel is a standard 3.5” LCD or a 5” LCD for models with the Eyesight driver-assist system.
  • Page 49 2015 Legacy and Outback New Technology Training (Module 926) In the event of replacement, the Combination Meter now requires a Selection of Parameter similar to VDC modules. This procedure is completed using the SSMIII 2-46 SSMIII Selections For Replacing Combination Meter NOTES: June 2014...

  • Page 50: Lan/Can Changes

    CAN has been divided into two separate High Speed circuits identified as “Main CAN” and “Body CAN” . New members to the CAN include the Subaru Rear Vehicle Detection, Auto Head Lamp Leveler (or SRF CU), and Infotainment units.

  • Page 51: Can Diagnostics

    TCM - Transmission Control Module PRG -Power Rear Gate SRS - Supplemental Restraint System Control Unit VDC/EPB - Vehicle Dynamics Control/ Electronic Parking Brake RDR - Subaru Rear Vehicle Detection (SRVD) AVN - Audio/Video/Navigation DLC - Data Link Connector AHL - Auto Head lights...
  • Page 52 2015 Legacy and Outback New Technology Training (Module 926) The Subaru 2015 Legacy and Outback Service Manual provide updated diagnostics to differentiate operating faults and communication inabilities. Using stored DTCs, reference the Check Sheet to identify the failure location in the Network Diagram.
  • Page 53 2015 Legacy and Outback New Technology Training (Module 926) This step can also be supplemented by using a new function of the SSMIII. However, the list of ECU’s displayed does not confirm communication, only their required presence in the vehicle. Communication for initializing should be performed with each of the ECUs separately to verify communication.

  • Page 54: Biu

    2015 Legacy and Outback New Technology Training (Module 926) Although communication may be possible with all modules on the CAN, it is possible an operating fault still exists. Use the Error Check Sheet to identify the source. LAN01595 2-55 Error Check Sheet The BIU on the 2015 Legacy and Outback has been redesigned to combine the interior fuse/relay box and joint box.

  • Page 55: June

    2015 Legacy and Outback New Technology Training (Module 926) NOTES: June 2014...

  • Page 56: Power Rear Gate (Prg)

    2015 Legacy and Outback New Technology Training (Module 926) Power Rear Gate (PRG) The 2015 Outback is optionally equipped with a Power Rear Gate (PRG). The PRG provides an electric powered opening and closing feature that is controlled through a switch on the rear gate, instrument panel, keyless access remote, or the mechanical keyless entry key.
  • Page 57 2015 Legacy and Outback New Technology Training (Module 926) Warning: Keep away from the closing area of the rear gate (PRG). The outer edge of the rear gate (PRG) beyond the touch sensor cannot detect solid objects and will not trigger a safety maneuver until the amperage of the rear gate (PRG) exceeds a pre-established specification.

  • Page 58: Construction

    2015 Legacy and Outback New Technology Training (Module 926) Construction The PRG is driven by a DC brushed motor that delivers power to the PRG gear assembly. The motor transfers mechanical power though a flexible metal drive shaft to a worm gear. 3-10 PRG Assembly PRG Motor And Drive Shaft...
  • Page 59 2015 Legacy and Outback New Technology Training (Module 926) All gears are lubricated during construction and require no additional maintenance. 3-13 Gears and Lubrication Note: Due to the constant mesh design of the gear set, Manual Mode is not recommended. The opening force required to open the rear gate in Manual Mode is 25 to 30 lbs., which is approximately double the force required to open the Forester Spindle Drive PRG.

  • Page 60: Electrical Control

    PRG control unit as the alternating magnetic poles revolve by the sensors. 3-16 3-17 Revolution Sensor Reluctor Hall Sensors The PRG control unit combines the two signals to create the data viewed on the Subaru Select Monitor as Rear Gate Speed and Pulse-count 2. June 2014...
  • Page 61 2015 Legacy and Outback New Technology Training (Module 926) 3-18 Select Monitor Hall Sensor Data 3-19 Revolution Sensor Patterns The speed and direction of the PRG motor is controlled by the power supply frequency and duty ratio to the brushes and armature. 3-21 3-20 Brushes...

  • Page 62: Touch Sensors

    The line drawing of the Touch Sensor in the PRG Diagnostics section of the service manual does not include the detail needed to perform diagnostics. Always refer to the PRG wiring schematics in the electrical section of the Subaru Service Manual.
  • Page 63 2015 Legacy and Outback New Technology Training (Module 926) POWER REAR POWER REAR GATE GATE CM INNER SWITCH D154 POWER REAR GATE POWER REAR GATE TOUCH SENSOR TOUCH SENSOR (LWR) LH (UPR) LH D150 D107 D109 D111 POWER REAR GATE POWER REAR GATE TOUCH SENSOR TOUCH SENSOR...
  • Page 64 2015 Legacy and Outback New Technology Training (Module 926) 8 7 6 5 4 3 2 1 4 1 3 1 2 1 1 1 0 1 9 8 7 6 5 3 1 2 1 1 1 0 1 9 TO C: R424 TO A:...
  • Page 65 2015 Legacy and Outback New Technology Training (Module 926) Terminal No. Description Measuring condition Standard (R421) No. 1 Chassis Battery power supply Always 10.5 — 16 V ground (+POWER B) (R421) No. 2 Chassis When the power rear gate auto closer is Closer (CLOSE) 10.5 —...

  • Page 66: Separating The Rear Gate From The Prg Assembly

    2015 Legacy and Outback New Technology Training (Module 926) Separating the Rear Gate from the PRG Assembly Rear Gate will not close Caution: Disconnect the power supply or fuse from the PRG motor before removing the lift arm. SBF-6, Fuse Number 14, and Fuse Number 5 RELAY HOLDER HORN...

  • Page 67: Rear Gate Will Not Open

    2015 Legacy and Outback New Technology Training (Module 926) Rear Gate will not open 3-33 3-34 Open Access Panel with Gate Closed Top of Gate Lift Arm Gate Closed If the PRG will not open from a mechanical condition, remove the power supply as previously described and enter the rear of the vehicle from the back seat.

  • Page 68: Memory Height" Learning Procedure

    2015 Legacy and Outback New Technology Training (Module 926) “Memory Height” Learning Procedure 3-36 3-37 Memory Height Button Closer Switch Note: The ignition should be off and the PRG should be closed (Memory Height Button should be “OFF”). 1. Open the rear gate by using the power rear gate function. 2.

  • Page 69: Retrieval Of The Rear Gate Height

    2015 Legacy and Outback New Technology Training (Module 926) Retrieval of the rear gate height: To open the rear gate and stop it at the registered height, perform the following procedure. 1. Press the memory switch to select the ON status. 2.
  • Page 70 2015 Legacy and Outback New Technology Training (Module 926) The power rear gate operates only when all of the following conditions are satisfied. 1. The vehicle is stopped completely. 2. The outside temperature is within a specified range. 3. The ignition switch is in the “LOCK”/ “OFF” or “ACC” position. Or, the ignition switch is in the “ON”...
  • Page 71 2015 Legacy and Outback New Technology Training (Module 926) NOTES: June 2014...

  • Page 72: Supplemental Restraint System (Srs)

    2015 Legacy and Outback New Technology Training (Module 926) Supplemental Restraint System (SRS) The 2015 Legacy and Outback Supplemental Restraint System (SRS) has been designed to conform to the new body interior layout while meeting the newest in Federal Motor Vehicle Safety Standards.

  • Page 73: Airbag Components

    2015 Legacy and Outback New Technology Training (Module 926) Airbag components The two front Sub Sensors are now located more to the center of the vehicle, under the hood stopper bumpers. Always use the correct bolt to secure the sensor to the vehicle body. Bolts that are too long will change the accuracy of the sensor as it will make contact with other body components.

  • Page 74: The Front Seat Side Airbags

    2015 Legacy and Outback New Technology Training (Module 926) Internal View Front Door Sensor O-ring Front Door Sensor The back side of the sensor is equipped with an O-ring to prevent air from leaking into the back side of the sensor during collision. Never re-install a sensor that has been removed as the sealing qualities of the O-ring will be reduced.

  • Page 75: Seat Cushion Airbag

    2015 Legacy and Outback New Technology Training (Module 926) Seat Cushion Airbag The driver and passenger front seat are equipped with a seat cushion airbag. If a frontal crash occurs, the inflation of the airbag inside the seat gives backward pressure to the chest and reduces chest compression from the seatbelt.
  • Page 76 2015 Legacy and Outback New Technology Training (Module 926) The construction of the Seat Cushion Airbag provides lift to the forward section of the airbag and allows for expansion in a separate chamber to the rear of the airbag. No exhaust ports are provided which allows for an extended inflation time.
  • Page 77 2015 Legacy and Outback New Technology Training (Module 926) NOTES: June 2014...

  • Page 78: Curtain Airbag

    2015 Legacy and Outback New Technology Training (Module 926) Curtain Airbag The protection area of the airbag has been expanded to improve protection of front and rear seat occupants. The inflator is now located in the center of the B pillar and provides faster deployment of the airbag.
  • Page 79 Curtain Airbag. 4-23 Fabric Hanger Replace the Curtain Airbag if a fabric hanger is torn or damaged. Note: Refer to the appropriate Subaru Service Manual for safe and proper Curtain Airbag removal. June 2014...
  • Page 80 2015 Legacy and Outback New Technology Training (Module 926) Begin removal of the Curtain Airbag clip by cutting a “V” shaped notch deep into the top and bottom side of the clip. This takes away the locking points of the locking tab expander. Next, remove the locking tab expander by gripping the expander with a thin pair of needle nose pliers and pulling outward gently.
  • Page 81 2015 Legacy and Outback New Technology Training (Module 926) While compressing the locking tabs, slightly pry outward on Curtain Airbag Clip on the side that is being compressed. Perform this procedure on the top and bottom side of the clip. 4-28 Removing Clip Install new Curtain Airbag Clips only after all Curtain Airbag hangers have been double checked...

  • Page 82: Occupant Detection System

    2015 Legacy and Outback New Technology Training (Module 926) Occupant Detection System The occupant detection system consists of a sensor mat (bladder) installed under the passenger seat cushion, seatbelt buckle and seatbelt tension sensor attached to the passenger seat seatbelt anchor.

  • Page 83: Front Passenger Seat Construction

    2015 Legacy and Outback New Technology Training (Module 926) Front Passenger Seat Construction Cushion pad and cover (Option: with seat heater) Seat cushion airbag Occupant detection sensor (Bladder type) 4-33 Passenger Seat Construction Note: The seat cover, seat cushion and heater can be serviced. If problems with the ODS sensor, or cushion airbag exist, replace the lower seat assembly.

  • Page 84: Deployment Logic

    2015 Legacy and Outback New Technology Training (Module 926) Deployment Logic The SRS and ODS control unit uses input from all of the SRS sensors to determine individual and group control deployment of all SRS components. The new mounting positions and design of the SRS sensors provide very precise impact detection, allowing the best deployment control for occupant protection.
  • Page 85 2015 Legacy and Outback New Technology Training (Module 926) 4-37 4-38 Side collision towards front with small diameter object Side collision towards front with large surface area object 4-39 4-40 Side collision towards rear Rollover 4-41 Frontal center collision with front seat passenger Note: Seatbelts, Seatbelt Tension Sensors, and ODS must be at the correct values for deployment of the SRS components pictured above.

  • Page 86: Additional Information

    2015 Legacy and Outback New Technology Training (Module 926) Additional Information 1. Control of curtain airbag and pretensioner operation in a roll-over: Rollover sensing has been applied to the Legacy. This control meets the requirements for preventing the occupants from being ejected outside the vehicle under FMVSS 226 in North America.
  • Page 87 2015 Legacy and Outback New Technology Training (Module 926) NOTES: June 2014...

  • Page 88: Chassis

    2015 Legacy and Outback New Technology Training (Module 926) Chassis Introduction The front and rear suspension for the 2015 Legacy and Outback have been improved to provide enhanced handling, durability, vibration reduction and a more comfortable experience for the driver. Front Suspension Key Changes include: –...

  • Page 89: Control Arm Bushings Rear

    2015 Legacy and Outback New Technology Training (Module 926) Control Arm Bushings Rear The rear control arm bushing layout has been changed and a sealed style bushing is used to reduce vibration. The movement of the rear bushing now allows for front-to-back movement as compared to vertical movement of previous models.

  • Page 90: Rear Suspension

    2015 Legacy and Outback New Technology Training (Module 926) Rear Suspension Rear Suspension Key Changes Include: – Rear stabilizer bar mounts moved outward – Rear shock mounts and springs optimized – Rear dampers redesigned – Rear sub-frame support extended – Rear lateral arm shock mounts moved outward 10mm –...

  • Page 91: Dampers (Front And Rear)

    2015 Legacy and Outback New Technology Training (Module 926) Dampers (Front and Rear) The piston valve has been modified to increase damping force. This improves low speed handling and high speed comfort. (1) New model (2) Current model Damping force (3) Compression (4) Extension (5) Damping force...
  • Page 92 2015 Legacy and Outback New Technology Training (Module 926) X-Mode and Hill Decent control have been added to 2015 Outback models only. This is the same function as 2014 Forester models. 5-11 X-Mode Switch NOTES: June 2014...

  • Page 93: Tire Pressure Monitoring Systems

    2015 Legacy and Outback New Technology Training (Module 926) Tire Pressure Monitoring Systems The new ATEQ VT 30 TPMS tool (J-51443) has been introduced for all Subaru vehicles. This serves as a replacement for SST J-51443. 5-12 ATEQ VT 30 TPMS Tool (J-51443) Using the SSMIII, navigate to the TPMS Registration menu.

  • Page 94: Eyesight® (Version 3)

    2015 Legacy and Outback New Technology Training (Module 926) EyeSight ® (Version 3) Introduction 2015 Legacy and Outback receive the improved Version 3 EyeSight Driver Assistance system. ® The Version 3 system offers the same features as the Version 2 with the addition of Pre-collision Steering Assist.
  • Page 95 2015 Legacy and Outback New Technology Training (Module 926) The Version 3 Cameras are able to detect colors allowing the system to identify brake lamps from vehicles ahead. Accuracy for pedestrian and bicyclist detection has also been improved. Motorcycle Bicycle Adult Vehicle Stop lamp...

  • Page 96: System Features

    2015 Legacy and Outback New Technology Training (Module 926) System Features Adaptive Cruise Control The Version 3 EyeSight system features improved adaptation to the deceleration and acceleration ® of forward vehicles, vehicles cutting in, and curve control. Brake lamp recognition Curve Control Cut in vehicle Adaptive Cruise Function Comparison...

  • Page 97: Pre-Collision Braking Control

    2015 Legacy and Outback New Technology Training (Module 926) Adaptive Cruise Controls functions can be adjusted with the redesigned satellite switches. A new Following Distance switch has been incorporated. The RES/+ and SET/- function have been redesigned with a seesaw 4-step type switch. Each direction has a deep and shallow step. A shallow step will increase or decrease speed 1 mph.

  • Page 98: Pre-Collision Steering Assist (New)

    2015 Legacy and Outback New Technology Training (Module 926) The vehicle can detect crossing pedestrians and control braking from an earlier stage. Collisions can be avoided when the speed difference between the vehicle and the crossing pedestrian is about 4 mph (7km/h) or less (Compared to 2 mph (3km/h) for 13MY Version 2 EyeSight ®...

  • Page 99: Pre-Collision Braking Assistance

    2015 Legacy and Outback New Technology Training (Module 926) Pre-collision Braking Assistance Pre-collision Braking Assistance provides additional braking force if the system judges that the braking force applied by the driver is inadequate for the possibility of collision with the object ahead.

  • Page 100: System Layout

    2015 Legacy and Outback New Technology Training (Module 926) System Layout The Version 3 EyeSight system has a similar layout to the Version 2 system. The only difference ® is configuration of the brake lights and brake light relay. In the Version 2 system, the EyeSight ®...
  • Page 101 2015 Legacy and Outback New Technology Training (Module 926) R137 6-14 EyeSight® Camera Connector Terminal No. Content Measuring condition Standard (R137) No. 1 — — — (R137) No. 2 — — — (R137) No. 3 — — — (R137) No. 4 —...

  • Page 102: Camera Adjustment

    2015 Legacy and Outback New Technology Training (Module 926) Camera Adjustment The Version 3 Camera Adjustment procedure is almost identical to the Version 2 with the following differences 1. A new SST Random Chart must be used 2. A new method for establishing the vehicle center line is used New rear plumb bob location (point B) New front plumb bob location (point A) New SST EyeSight...

  • Page 103: Point A

    2015 Legacy and Outback New Technology Training (Module 926) Establishing the center line of the vehicle has been changed. New locations are used to measure Point A and Point B. Point B Point A 6-17 Vehicle Center Line Point A The front plumb bob location (Point A) has been moved to center clip on the lower side of the front bumper.

  • Page 104: Point B

    2015 Legacy and Outback New Technology Training (Module 926) Point B The rear plumb bob location (point B) has been moved for Outback models only. Legacy models still use the center clip under the rear bumper. However, the center clip on Outback models is offset from the vehicle center.

  • Page 105: June

    2015 Legacy and Outback New Technology Training (Module 926) NOTES: June 2014...

  • Page 106: Subaru Rear Vehicle Detection (Srvd)

    Subaru Rear Vehicle Detection (SRVD) Introduction The new Subaru Rear Vehicle Detection System (SRVD), which is standard on the 2015 Outback 2.5i Limited and 3.6R Limited and available for the 2.5i Premium, offers three functions. Blind Spot Detection detects vehicles on either side of the vehicle, in the driver’s blind spots. Lane Change Assist detects fast-approaching vehicles in adjacent lanes, and Rear Cross Traffic Alert detects vehicles approaching from a perpendicular direction while reversing, such as from a driveway.

  • Page 107: Rear Cross Traffic Alert (Rcta)

    2015 Legacy and Outback New Technology Training (Module 926) Visual alerts are issued for any vehicle with a Time to Collision (TTC) of approximately 4.5 seconds. Large variations in relative speed difference will result in more advanced notice from the LCA system.

  • Page 108: Driver Alerts

    2015 Legacy and Outback New Technology Training (Module 926) Driver Alerts SRVD Approach indicator lights Side mirror LED indicators promote awareness without interrupting the driver’s line of sight. These indicators may illuminate or flash during BSD, LCA and RCTA operations. Side Mirror LEDs Side Mirror LED OFF Side Mirror LED ON...

  • Page 109: Rear View Camera Indicator

    2015 Legacy and Outback New Technology Training (Module 926) Rear View Camera Indicator RCTA uses the rear view camera to display alerts on the upper corner of the corresponding side from which a vehicle is detected. Rear Camera Alert OFF Rear Camera Alert ON June 2014...

  • Page 110: Srvd Approach Warning Buzzer

    2015 Legacy and Outback New Technology Training (Module 926) SRVD Approach Warning Buzzer An audible warning buzzer can be heard from the Combination Meter during Rear Cross Traffic Alert (RCTA) functions. This volume can be customized through the Combination Meter. 7-10 SRVD Settings SRVD Warning Volume...
  • Page 111 2015 Legacy and Outback New Technology Training (Module 926) The SRVD system will not operate in the following situations: The SRVD OFF indicator is illuminated The vehicle speed is below 10 mph (15 km/h) even when the SRVD OFF indicator is not illuminated (Except when reversing) The following may cause the SRVD system indicators to illuminate: Driving close to solid objects such as guardrails, tunnels, and sidewalls...

  • Page 112: Construction

    2015 Legacy and Outback New Technology Training (Module 926) Construction The Subaru Rear Vehicle Detection system consists of two rear Radar units symmetrically fitted behind the bumper cover under the rear tail lights. 7-12 7-13 Radar Units (Legacy) Radar Units (Outback)
  • Page 113 New Technology Training (Module 926) The Subaru Rear Vehicle Detection system is classified as a Short Range Radar system. Each of the two Radar units contains a Radio Frequency (RF) antenna that emits electromagnetic radiation in the 24 GHz frequency range. At a distance of 20cm from the sensor, the radiated power is 0.0027 mW/cm...
  • Page 114 2015 Legacy and Outback New Technology Training (Module 926) Each Radar unit contains an internal control unit that processes information from the RF antenna and controls alert decisions. The left and right rear Radar units are distinguished as Master (LH) and Slave (RH).

  • Page 115: Srvd "Off" Switch

    1 MΩ or more 8 ←→ Chassis ground Less than 1 V → 9 Subaru Rear Vehicle — • Ignition switch ON Detection OFF switch • Subaru Rear Vehicle — 16 V Detection switch OFF → 9 ←→ Chassis ground — — —...

  • Page 116: Diagnostics

    2015 Legacy and Outback New Technology Training (Module 926) Diagnostics The “SRVD Disabled” message is displayed when the system is used at extremely high or low temperatures or when abnormal voltage exists. Once these conditions are corrected, the system will recover from the temporary stop condition and the indicator will turn off. SRVD Disabled 7-26 SRVD Disabled Indicator...
  • Page 117 2015 Legacy and Outback New Technology Training (Module 926) SSM Indication Detection Condition Resetting Condition This failure occurs if the harness RADAR ASSY B&&S LED short from the rear side radar through When the ignition is set to ON, the harness B2300 circuit to earth the door mirror to ground short-...

  • Page 118: Radar Axis Alignment

    2015 Legacy and Outback New Technology Training (Module 926) SSM Indication Detection Condition Resetting Condition This failure occurs if the axis RADAR ASSY B&&S uncomplet- B2329 adjustment by the SSM in the rear Adjust the axis of the radar. ed RADAR alignment side radar has failed.
  • Page 119 2015 Legacy and Outback New Technology Training (Module 926) Point A Suspend a line with plumb bob from the center of the rubber cap located in drivers side torque box gauge hole, and mark Point A on the floor with tape. Torque Box Hole Point A Torque Box Hole...
  • Page 120 2015 Legacy and Outback New Technology Training (Module 926) Point B Suspend a line with plumb bob from the center of the vehicle rear, and mark the center point on the floor with tape. Remove the clip located in the vehicle center at the rear bumper. Thread a line with plum bob into the hole Mark Point B on the floor with tape.
  • Page 121 2015 Legacy and Outback New Technology Training (Module 926) Prepare SSTs J-51658 (Radar Reflector) and J-51662 (Stand). 7-36 Radar Reflector Using the stand, set the Height of the Radar Reflector to the corresponding vehicle body style. Center of the Pyramid (a) Legacy 26.97in.
  • Page 122 2015 Legacy and Outback New Technology Training (Module 926) 7. Suspend a line with plumb bob to align the rear of the Radar Reflector pyramid with the convergence point established by L1 and L2. 7-40 7-41 7-42 Radar Reflector Pyramid Plumb Bob Point Radar Reflector and Stand 8.

  • Page 123: Ssm Procedure

    2015 Legacy and Outback New Technology Training (Module 926) SSM Procedure Note: Turn the Ignition switch to the ON position. Wait for 10 Seconds 7-45 SSMII Work Support Incorrect preparation of the Radar Axis Alignment will generate the following message: 7-46 Radar Axis Alignment [axis adjustment result]...
  • Page 124 2015 Legacy and Outback New Technology Training (Module 926) If the result of the Axis Alignment is out of the permissive range, it is possible that the reflector position may be incorrect or the Radar unit bracket/mounting location may be deformed. The maximum allowable misalignment of the Radar unit is ±5°.
  • Page 125 2015 Legacy and Outback New Technology Training (Module 926) NOTES: June 2014...

  • Page 126: Brakes

    There is no manual release for the EPB. Rear Brakes Electronic Parking Brake Caution: Servicing of the rear brake pads requires the use of the Subaru Select Monitor or generic caliper tool. Brake pad servicing will be covered later in this chapter. EPB Switch Operation is same as current models.
  • Page 127 2015 Legacy and Outback New Technology Training (Module 926) The EPB activation and release switch is located on the center console behind the shifter. Pull up on the switch to activate the EPB. Step on the brake pedal with the engine operating or the ignition on and push down the switch to deactivate the EPB.
  • Page 128 2015 Legacy and Outback New Technology Training (Module 926) Rear Brake Pads A serviceable dust seal is installed over the end of the piston. Special Tool SST 99099AL000 will be shipped to all dealers as an essential tool. 8-10 Piston and Dust Seal Removing Seal 8-11 Dust Seal And Installation Tool...

  • Page 129: Epb Construction And Operation

    2015 Legacy and Outback New Technology Training (Module 926) EPB Construction and Operation 8-12 Caliper (Artwork) The EPB operates from the movement of a brushed DC voltage motor which is controlled by the Hydraulic Control Unit. A series of worm gears and reduction gears provide bidirectional movement of a ball nut that is keyed to the hydraulic piston.
  • Page 130 2015 Legacy and Outback New Technology Training (Module 926) Note: The caliper and motor are not serviceable. Do not disassemble for inspection or diagnosis. Calipers and motors are available as replacement parts and can be ordered separately or as an assembly. A dust seal O-ring is positioned around the circumference of the caliper to seal the motor to the caliper.
  • Page 131 The service notches can be located in any direction and have no affect to hydraulic or parking brake operation. The piston must be turned during service work to rotate the ball nut back to a service park position if the Subaru Select Monitor is not available. June 2014...

  • Page 132: Epb Electrical Operation And Control

    2015 Legacy and Outback New Technology Training (Module 926) EPB Electrical Operation and Control The operation of the EPB at each rear brake caliper is accomplished using two wires that operate the bidirectional movement of the EPB motors. There are no sensors incorporated into the caliper. Sensing for apply and release is determined by the amount of amperage measured in the Hydraulic Control Unit.
  • Page 133 2015 Legacy and Outback New Technology Training (Module 926) 8-22 EPB ON Time is measured during the application of the EPB until a pre-established amperage level is reached. This represents the normal EPB on state. This value is also used to determine how long to operate the motor in the reverse direction when the EPB is turned off.
  • Page 134 2015 Legacy and Outback New Technology Training (Module 926) Terminal Input/Output signal Content Measured value and measuring conditions (+) — (–) Power supply 5 — 46 10 — 15 V when the ignition switch is ON. Power supply 41 — 46 0 —...
  • Page 135 2015 Legacy and Outback New Technology Training (Module 926) 8-24 Normal Voltage at EPB Motor in OFF Condition Voltage to the two caliper wires is pulsed at the same polarity which allows for faster control. The HCU can ground either wire while leaving the other at 12 volts positive to activate the EPB motor.

  • Page 136: New Epb Features

    2015 Legacy and Outback New Technology Training (Module 926) New EPB Features The Sliding Prevention feature of the EPB allows for self activation of the EPB motor to increase the tension to the brake pads, if the parking brake had been previously set. Sliding Prevention is activated if the wheel speed sensors detect vehicle movement within 15 minutes of the EPB activation.

  • Page 137: Emergency Brake Operation

    2015 Legacy and Outback New Technology Training (Module 926) Emergency Brake Operation The EPB also provides for an Emergency Brake function that can be activated while the vehicle is in motion. Pulling up on the EPB control lever and holding the lever upward will activate the Emergency Brake.
  • Page 138 2015 Legacy and Outback New Technology Training (Module 926) Caution: If you loosen the motor attachment bolts with the parking brake engaged, the motor body will rotate. Use caution to prevent pinching of fingers. Support and hold the actuator and motor assembly in place and slowly allow it to move to a low tension position before removing from the caliper.

  • Page 139: Servicing Rear Brake Pads

    (Module 926) Servicing Rear Brake Pads Prepare the Subaru Select Monitor and SDI box and navigate to the Work Support of the ABS/ VDC menu. Follow the steps below to correctly park and reposition the ball nut during installation of new brake pads.
  • Page 140 2015 Legacy and Outback New Technology Training (Module 926) When the SSM III is not used (In shops that do not have the SSM III): After removing the pad, turn the piston clockwise (release direction) with the piston rotating tool. 8-31 Turning in Ball Nut (Generic tool) After installing the pad, operate the foot brake to move the piston to proper position.
  • Page 141 2015 Legacy and Outback New Technology Training (Module 926) NOTES: June 2014...

  • Page 142: Electric Power Steering (Eps)

    2015 Legacy and Outback New Technology Training (Module 926) Electric Power Steering (EPS) Introduction An enhanced Electric Power Steering (EPS) system has been adopted for the 2015 Legacy and Outback. This design is similar to 2012 Impreza and 2014 Forester models. In addition to a more accurate and natural steering feel, the adoption of EPS provides a 2 percent improvement in fuel efficiency over the current hydraulic system.

  • Page 143: Electric Power Steering Circuit

    2015 Legacy and Outback New Technology Training (Module 926) Electric Power Steering Circuit Connections from the EPS Rack assembly to the vehicle have been reduced to two. Connector B205 provides supply voltage and ground to the EPS while connector B203 contains CAN communication and an Ignition Switch signal.

  • Page 144: Drive Motor

    2015 Legacy and Outback New Technology Training (Module 926) The EPS Control Unit and Gear Box are now combined into a single assembly. These components cannot be serviced individually. Control Unit Location Control Unit Connections Control Unit Drive Motor The EPS Motor is an eight pole Permanent Magnet Synchronous AC motor. DC power and ground are supplied through connector B205 where it is controlled via “H”...

  • Page 145: Resolver Sensor

    2015 Legacy and Outback New Technology Training (Module 926) 9-10 9-11 Exposed Rotor Magnets Drive Motor Coupling Connections for the U, V, and W windings are supplied through a bus bar inside the control unit. 9-12 9-13 Drive Motor Windings U, V, and W Connections Resolver Sensor The Resolver Sensor is mounted in the Motor Coupling housing and is press fitted to the motor...

  • Page 146: Torque Sensor

    2015 Legacy and Outback New Technology Training (Module 926) Torque Sensor The Torque Sensor delivers the driver’s demand and force acting on the tires to the EPS Control Module. This EPS uses a Flux Ring style sensor that detects torque acting on the torsion bar of the Steering Rack input shaft.

  • Page 147: Flux Rings

    2015 Legacy and Outback New Technology Training (Module 926) Flux Rings The Flux Rings detect the North and South magnetic fluctuations from the Magnet Rings movement. The 2 rings are identified as the Main and Sub. 9-21 Magnet Ring and Flux Rings Flux Collecting Rings The Flux Collecting Rings transfer the North and South magnetic fluctuations from the Flux Rings to the Flux Collecting Yoke.

  • Page 148: Flux Collecting Yoke

    2015 Legacy and Outback New Technology Training (Module 926) Flux Collecting Yoke The Flux Collecting Yokes transfer the North and South magnetic fluctuations from the Flux Collecting Rings to the Hall IC of the Torque Sensor. Based on the Torque Sensors interpretations, motor direction and torque will be varied.

  • Page 149: Flux Collecting Yoke

    2015 Legacy and Outback New Technology Training (Module 926) Flux Collecting Yoke The Flux Collecting Yokes transfer the North and South magnetic fluctuations from the Flux Collecting Rings to the Hall IC of the Torque Sensor. Based on the Torque Sensors interpretations, motor direction and torque will be varied.

  • Page 150: Alignment Collar

    2015 Legacy and Outback New Technology Training (Module 926) Alignment Collar The Steering Gearbox shaft is now fitted with a plastic collar for alignment of the universal joint during assembly. 9-30 9-31 Alignment Collar Universal Joint Installation NOTES: June 2014...

  • Page 151: Diagnostics

    2015 Legacy and Outback New Technology Training (Module 926) Diagnostics Since the Control Unit has been incorporated into the Gear Box assembly, diagnostics have been simplified. Resolver and U, V, W Motor Winding related diagnostics are no longer necessary as any faults relating to these components will require a Gear Box assembly replacement.

  • Page 152: June

    2015 Legacy and Outback New Technology Training (Module 926) Item Content of diagnosis • Poor connector contact • Forgot to connect connec- Vehicle Speed Failure(Sen- C2541 sor Failure) • Harness open/short circuit • VDC system failure Defective CAN communica- C2543 Error Passive Status tion C2545...
  • Page 153 2015 Legacy and Outback New Technology Training (Module 926) NOTES: June 2014...

  • Page 154: Powertrain

    2015 Legacy and Outback New Technology Training (Module 926) Powertrain FB 2.5 The 175-horsepower/ 174 lb-ft torque 4-cylinder FB 2.5 engine for the 2015 Legacy and Outback emphasizes manageability in practical use with enhanced medium and low-speed torque. The engine has been refined focusing on the air intake and exhaust systems. Engine quality has been enhanced with measures against noise and vibration, weight reduction, and simplification.

  • Page 155: Intake Cam Sprockets

    2015 Legacy and Outback New Technology Training (Module 926) Intake Cam Sprockets The sensing surface for the intake cam position sensors has been changed to an inverted tooth design. This is a similar design to the 2015 WRX FA 2.0. 2015MY 2014MY INTAKE...

  • Page 156: Exhaust Cam Sprocket Sst

    2015 Legacy and Outback New Technology Training (Module 926) Exhaust Cam Sprocket SST New Special Tool 18334AA040 has been added to aid in the removal of the redesigned exhaust cam sprockets. The new SST functions to extend the reach of existing SST 18334AA020. ILLUSTRATION TOOL NUMBER DESCRIPTION...

  • Page 157: Intake Manifold & Tumble Generating Valves (Tgv)

    2015 Legacy and Outback New Technology Training (Module 926) Intake Manifold & Tumble Generating Valves (TGV) The construction of the TGVs has been changed from aluminum to resin. The TGVs are now integrated to the upper intake manifold. 10-9 10-10 TGVs Intake Manifold Exploded View The TGV port tract has also been changed to promote increased tumble.

  • Page 158: Exhaust Manifold

    2015 Legacy and Outback New Technology Training (Module 926) Exhaust Manifold The Exhaust Manifold has been redesigned with new routing and larger diameter piping to improve catalytic converter function while reducing overall weight. 10-12 FB 2.5 Exhaust Manifold 2014MY 2015MY 10-13 FB 2.5 Exhaust Manifold Change Exhaust Gasket...

  • Page 159: Fuel Pipe

    2015 Legacy and Outback New Technology Training (Module 926) Fuel Pipe To improve crash safety, the connection point of the fuel delivery line at the intake manifold has been changed. Additionally, a new quick disconnect that may be released with or without the use of a SST has been used.

  • Page 160: Ignition Coil

    2015 Legacy and Outback New Technology Training (Module 926) Ignition Coil The ignition coil connectors have been changed to a spring lock type to improve reliability. 10-19 Ignition Coil Connector 10-20 10-21 Ignition Coil Connector (Artwork) Ignition Coil Connector EGR Cooler The EGR Cooler has been separated from the engine coolant crossover and replaced with an external high-efficiency unit.

  • Page 161: Evaporative Emissions

    2015 Legacy and Outback New Technology Training (Module 926) Evaporative Emissions An Evaporative Leak Check Module is used for the 2015 Legacy and Outback. The internal structure of the canister has been improved to a honeycomb type, but functionality remains the same. 10-24 10-25 Evaporative Emissions System...
  • Page 162 2015 Legacy and Outback New Technology Training (Module 926) The shape and location of the drain separator has changed. It must be unbolted from the body before the vent can be inspected or accessed for evaporative system diagnostics. 10-29 10-30 Drain Separator Removed Drain Separator Location A new connector is used for the drain separator hose.
  • Page 163 2015 Legacy and Outback New Technology Training (Module 926) The vent line from the filler neck passes through the body, into the rear cargo area, through the floor, and finally into the fuel tank. 10-35 Filler Neck Vent Line 10-36 Vent Line Interior Cover Panel 10-37 Vent Line Pass Through...

  • Page 164: Ez 3.6 Changes

    2015 Legacy and Outback New Technology Training (Module 926) EZ 3.6 Changes The EZ 3.6 engine for the 2015 Legacy and Outback is based on same proven platform used in previous model years producing 256 horsepower and 247 lb-ft peak torque. The EZ 3.6 has been adapted to function with the Generation 1 High-torque CVT (TR69) while maintaining the same environmental performance and fuel consumption of the original EZ 3.6 engine.
  • Page 165 V-belt in the center of the top length. 10-42 10-43 Belt Tension Gauge Positioned V-belt Plucked Repeat three times to obtain an average and compare to Subaru service manual specifications. 10-44 10-45 10-46 1 st Sample 2 nd Sample...
  • Page 166 2015 Legacy and Outback New Technology Training (Module 926) Service & Diagnostics For FB 2.5 and EZ 3.6 models the Engine Control Module is located in the engine compartment along the passenger side inner body panel. 10-47 ECM Location The small black rubber button, indicated by the arrow, allows the ECM to sample atmospheric pressure.

  • Page 167: Sst Check Boards

    2015 Legacy and Outback New Technology Training (Module 926) SST Check Boards Engine diagnostics are now performed using new SSTs 18460AA050-A and 18460AA050-B. 10-49 10-50 Check Board Harness SST Identification Ensure the hinge locks are fully seated before beginning diagnostics. 10-51 Check Board Harness Installation 10-52...

  • Page 168: Engine Removal

    2015 Legacy and Outback New Technology Training (Module 926) Engine Support Bridge Engine Support Bridge A new configuration of the existing SST J-50135 (Engine Support Bridge) has been adapted for the 2015 Legacy and Outback. 10-54 Engine Support Bridge Remove the air inlet, ducting, and alternator cover. 10-55 10-56 Engine Covers Installed...
  • Page 169 2015 Legacy and Outback New Technology Training (Module 926) Remove the center rubber strut caps and prepare the lateral bar supports as shown. 10-59 10-60 10-61 Rubber Strut Cap Installed Rubber Strut Cap Removed Lateral Bar Supports Installed Install the Lateral Bar 10-62 Lateral Bar Installed Prepare new SSTs J-51658 (Engine Bridge Adapter Kit) and place through the provided openings...
  • Page 170 2015 Legacy and Outback New Technology Training (Module 926) 10-65 10-66 10-64 Radiator Garnish Opening Adaptor Installed Stanchion Installed Note: SSTs J-50135-5 (Long Stanchions) are used for this procedure. These SSTs are currently used as part of the BRZ Engine Support Bridge. Install the longitudinal bars and posts.
  • Page 171 2015 Legacy and Outback New Technology Training (Module 926) SST 18360AA020 (Hanger) must be used for EZ 3.6 Models as a hook point. CVT00694 10-71 10-72 SST 18360AA020 H6 Model (ST): HANGER (18360AA020) Install new SST 18360AA040 (hanger) to provide a front hook location during support or removal of H4 engines.
  • Page 172 2015 Legacy and Outback New Technology Training (Module 926) 1. Using SST 18363AA050, bolt the hanger to the vacant threaded hole between the A/C Compressor and Alternator. A handle is also provided to assist in engine removal. ILLUSTRATION TOOL NUMBER DESCRIPTION REMARKS 18360AA040...
  • Page 173 2015 Legacy and Outback New Technology Training (Module 926) NOTES: June 2014...

  • Page 174: Lineartronic Continuously Variable Transmission Generation 2 (Cvt G2/Tr58)

    2015 Legacy and Outback New Technology Training (Module 926) Lineartronic Continuously Variable Transmission Generation 2 (CVT G2/TR58) Introduction The CVT G2 is equipped for 2015 Legacy and Outback FB 2.5L models. Compared with current CVT G2 models this unit receives several refinements to improve fuel economy while reducing noise, vibration, and harshness.

  • Page 175: Cvt Fluid

    2015 Legacy and Outback New Technology Training (Module 926) CVT Fluid A new CVT fluid (CVTF-II) has been introduced for the CVT G2 that is dark green in color. This fluid has a lower viscosity than the conventional blue CVT fluid (CVTF-C30). CVTF-II is initially filled in and required during service for all 2015MY CVT G2 vehicles.

  • Page 176: Cvt Vent

    2015 Legacy and Outback New Technology Training (Module 926) CVT Vent A new plastic cap has been added to the CVT vent line to reduce debris from entering the CVT main case. 10-85 10-86 CVT Vent Line Vent Cap CVT Cooler Outback models only are equipped with a CVT Fluid Air Cooler located in front of the condenser.

  • Page 177: Dynamic Damper

    2015 Legacy and Outback New Technology Training (Module 926) Dynamic Damper A dynamic damper has been added to the transmission cradle mount bracket. This damper changes the transfer path of vibrations created by the Variator chain resulting in quieter overall operation. 10-89 10-90 CVT Dynamic Damper Locations...

  • Page 178: Transmission Control Module (Tcm)

    New Technology Training (Module 926) Note: Tightening torque of the pressure port plug must be recalculated due to the added length from SST 73099SG000. Always consult the Subaru Service Manual for the correct procedure. 10-97 Pressure Port Plug Installation Transmission Control Module (TCM) The location of the Transmission Control Module (TCM) has been moved to the top of the valve body cover.

  • Page 179: Lineartronic Continuously Variable Transmission High-Torque Generation 1 (Cvt G1/Tr69)

    2015 Legacy and Outback New Technology Training (Module 926) SST 18460AA040 (Check Board Harness) is necessary for all electrically related TCM diagnostics. Note: Same SST as 15MY WRX 10-101 10-102 10-103 SST 18460AA040 Lock Lever Disengaged Lock Lever Engaged (Check Board Harness) Note: Ensure lock lever is fully engaged before diagnosis.

  • Page 180: Forward & Reverse Changeover Mechanism

    2015 Legacy and Outback New Technology Training (Module 926) Forward & Reverse Changeover mechanism The F&R Changeover has been redesigned to improve vehicle performance in the Reverse range. Internally, the planetary gear set after the secondary pulley has been reconfigured with different input, output, and fixing members.

  • Page 181: Vent

    2015 Legacy and Outback New Technology Training (Module 926) Vent Similar to the G2 CVT, the vent lines have been redesigned for the High-torque G1 CVT. In comparison, the High-torque G1 CVT uses 2 breather lines and caps. 10-106 CVT Vent Line The TCM on High-torque CVT G1 models is located on the passenger side of the engine compartment.

  • Page 182: Shifter

    2015 Legacy and Outback New Technology Training (Module 926) Shifter The shifter for the 2015 Legacy and Outback has been redesigned more compactly to accommodate increased driver convenience from the center console. 10-108 10-109 Shifter Console Removed 10-110 10-111 10-112 Trim Separation Trim Separated Remove Retaining Clip...

  • Page 183: Shift Lock Release

    2015 Legacy and Outback New Technology Training (Module 926) Shift Lock Release The position of the Shift Lock Release has been moved under the rubber garnish mat in front of the shifter assembly. The mat must be lifted in order to gain access to the release mechanism. Shift Lock Release 10-116 10-117...

  • Page 184: June

    2015 Legacy and Outback New Technology Training (Module 926) June 2014...

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Outback 2015

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