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LEON CUP RACER
2015
TECHNICAL MANUAL

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Summary of Contents for Seat Leon Cup Racer

  • Page 1 LEON CUP RACER 2015 TECHNICAL MANUAL...
  • Page 2 TECHNICAL MANUAL LEON CUP RACER 1 de 44...
  • Page 3: Table Of Contents

    TECHNICAL MANUAL LEON CUP RACER Table of contents TECHNICAL INFORMATION ................... 4 Leon Cup Racer Display.................... 4 Dimensions and weights.................... 5 Body shell ........................6 Powertrain ........................7 Rim & Tire ........................9 Electronic units ......................9 DRIVERS CONTROL ...................... 11 Main console ......................
  • Page 4 TECHNICAL MANUAL LEON CUP RACER WORKSHOP MAINTENANCE ..................35 First rollout ......................... 35 Check list ........................35 Vehicle & parts identification ................... 36 Fluids information ..................... 37 Engine service ......................37 Air filter ........................38 Gearbox control & service ..................39 FDX - Slip differential control &...
  • Page 5: Technical Information

    TECHNICAL MANUAL LEON CUP RACER TECHNICAL INFORMATION Leon Cup Racer Display Engine \ Type Turbocharged; 4-cylinder in line \ Fuel supply system Direct fuel injection \ Displacement (cc) 1984 cc \ Bore and stroke (mm) 82,5 x 92,8 \ Maximum power (hp/rpm)
  • Page 6: Dimensions And Weights

    TECHNICAL MANUAL LEON CUP RACER Dimensions and weights Dimensions Measurements Remarks Overall length 4382 mm Overall bodywork front width 1950 mm Measured on the mud-ward at the front axle Overall bodywork rear width 1950 mm Measured on the mud-ward at the rear axle...
  • Page 7: Body Shell

    TECHNICAL MANUAL LEON CUP RACER Body shell Part number Description Material Bonnet Steel Left / right front bonnet Steel Left / right rear bonnet Steel Roof Steel Luggage compartment cover Steel Bonnet opening Carbon Front splitter Carbon Fender air exit...
  • Page 8: Powertrain

    TECHNICAL MANUAL LEON CUP RACER Powertrain Engine Engine features Description Type 2,0 TSI / Turbocharged & direct injection Engine identification Cylinder capacity 1984 cc Corrected cylinder capacity 1984 x 1,7 = 3372,8 Maximum power 242 KW (330 Hp) at 6250rpm...
  • Page 9 TECHNICAL MANUAL LEON CUP RACER Gear box & Slip diff. Gear box features Description Transmission Front wheel drive Gearbox 6 speed DSG (semi-automatic gearbox) Differential VAQ Electronic slip differential Differential settings 3 Map available. Map swapping through the steering wheel module green button.
  • Page 10: Rim & Tire

    TECHNICAL MANUAL LEON CUP RACER Suspension Features Description Remarks Front damper ZF Sachs 2 way adjustable / Aluminium body Clicks: bump 10 / rebound 20 Eibach springs front and rear 160/60/70-80-90-100-110 Adjustable Front antiroll-bar 22x2 // 22x3 Adjustable in 6 positions...
  • Page 11 SEAT Sport.  OBD: All series modules used on the SEAT Leon Cup Racer are based in the MQB platform. Through the diagnostic tool available on the VW Group dealers, it is possible to diagnostic any malfunction.
  • Page 12: Drivers Control

    TECHNICAL MANUAL LEON CUP RACER DRIVERS CONTROL In this section is explained how the driver can handle the Leon Cup Racer commands and functions. Main console Main switch: Activates the battery supply. Power switch: Activates the power to all devices.
  • Page 13: Display Alarms And Shift Lights

     LED 2 red alarm light + POP UP: Very low oil pressure. Big risk to break the turbo or to damage the engine. Seat Sport recommends slowing down and entering to the pit-lane or stopping in a safe place.
  • Page 14 TECHNICAL MANUAL LEON CUP RACER  LED 8 red alarm light: Steering initialization needed (it will appear each time the car is switched on). Turning the steering wheel left and right should disappear. If not, there is a problem in the electrical steering rack.
  • Page 15: Gear Lever Functions

    TECHNICAL MANUAL LEON CUP RACER Gear lever functions The shifting gear lever enables the different gear box modes. The features for each mode are: Gear lever Mode Remarks Parking mode Use to lock the car. (Safety for team staff when car is...
  • Page 16: Standing Start Procedures

    TECHNICAL MANUAL LEON CUP RACER  Use “TS” mode for drive in manual mode, handling the shifting by the steering paddles.  In “TS” the shifting is manual. When the engine reaches rpm limit (6800 rpm) the power is limited.
  • Page 17: Driver Has To Consider

    TECHNICAL MANUAL LEON CUP RACER Brake to reduce the car speed around 60 km/h or little less. Release the brake and press the steering wheel red button as long as you want it to act. Push the gas pedal fully. Car speed has to be limited.
  • Page 18: Display & Fuse Box

    TECHNICAL MANUAL LEON CUP RACER DISPLAY & FUSE BOX MXG is the new AIM dash-logger designed to acquire and display data coming from your ECU, the internal accelerometer and gyro, as well as from the GPS module, analog/digital inputs predefined math channels.
  • Page 19: Display Alarms And Shift Lights

    TECHNICAL MANUAL LEON CUP RACER Display alarms and shift lights Eight configurable RGB alarm LEDs, combined with lower red bar alarm and red pop up alarm. Select solid alarm or flashing one – and the flashing frequency, choose to have an accompanying text message and set the alarm priorities.
  • Page 20: Data Acquisition Analysis

    TECHNICAL MANUAL LEON CUP RACER Data acquisition analysis MXG logger data acquisition channels information: Data acq name Description Unit Recommended scale P_TURBO Boost pressure Pressure (bar) 0 ... 3 Intake air Temperature T_ENG_AIR 20 ... 70 temperature (°C) Engine oil...
  • Page 21: Mxg Channel Expansion Scheme

    TECHNICAL MANUAL LEON CUP RACER Fusebox electrical 10 … 40 I_FBX_MAIN Current (A) current 11 – 14,5 Battery Voltage Battery Voltage Voltage (V) AIM GPS Channel Unit Description GPS_Speed km/h GPS_Nsat Number Nº of satellites GPS_LatACC GPS_LonACC GPS_Slope º GPS_Heading º...
  • Page 22 Any extra sensor has to be connected through the AIM DATA HUB + CHANNEL EXPANSION (scheme 2) Notes:  For the SEAT Leon Eurocup participants: Any extra sensor has to be connected through AIM system.  Channel expansion module and sensors are only available through AIM dealers.
  • Page 23: Fusebox

    Fusebox Fuse box LED label The Leon Cup Racer fusebox is an electronic box that controls the power supply to practically all devices. Internally the fuses are resettable automatically, so never is necessary to change a fuse. In case of malfunction has to be sent to SEAT Sport.
  • Page 24 TECHNICAL MANUAL LEON CUP RACER Example: In the acquisition screenshot bellow is shown the channel “FLAG_FBX_1” in green. The value is “7” when braking and 0 when no braking. On this case the conclusion is that there is a problem on the brake light line.
  • Page 25: Auxiliary Connectors

    The main car wiring loom is prepared with some auxiliary connectors to make easier the connection of auxiliary devices. RADIO AND DRINK Behind the driver seat there are two free connectors associated with the steering wheel module (radio and drink). Connecting here the radio and drink systems, both can be handled through the steering wheel module.
  • Page 26 TECHNICAL MANUAL LEON CUP RACER AUXILIARY SERVICE CONNECTORS These connectors are free when the car is new. They are placed on the cockpit bay, in the middle of the tunnel. See the following pictures: Additional power supply: (+15, +30, GND x2)
  • Page 27: Setting Adjustments

    TECHNICAL MANUAL LEON CUP RACER SETTING ADJUSTMENTS Car delivery set-up Due to the production issues, small changes on this set up sheet can be possible. Seat Sport recommends doing your own check. 26 de 44...
  • Page 28: Steering Rack Centring

    TECHNICAL MANUAL LEON CUP RACER Front and Rear set-up ride height measurement points: Steering rack centring As the steering rack is electric, the steering angle sensor has to be electronically aligned with the wheels at the aligning time. How to proceed to align the steering angle sensor It is necessary fix the steering wheel.
  • Page 29: Rear Camber And Toe Adjustment

    TECHNICAL MANUAL LEON CUP RACER After any intervention, fix the wishbone regulator plate bolts in the right tighten. Maintain the wishbone regulation plate clean and little oiled between plates. Front regulation table (rough values). Camber Toe regulation Wishbone regulation 1,5 turns = 10’ camber...
  • Page 30: Dampers

    TECHNICAL MANUAL LEON CUP RACER Dampers Front Damper STTV technology (Single Tube Twin Valve) 2 way adjustable in bump and rebound Aluminium outer housing Upside down cartridge Notes:  Start counting clicks from close (+) to open.  Be careful, do not tight too hard the last closing click.
  • Page 31 TECHNICAL MANUAL LEON CUP RACER Rear Damper 1 way parallel adjuster Each click adjusts the bump and rebound characteristics at the same time Notes:  Start counting clicks from close (+) to open.  Be careful, do not tight too hard the last closing click.
  • Page 32: Antiroll Bars

    TECHNICAL MANUAL LEON CUP RACER Characteristics and adjustment range of the front and rear dampers: FRONT REAR The available springs for front and rear dampers are the following: Measures Remark 160-60-120 Front use recommended 160-60-110 (car delivery - front) Front use recommended...
  • Page 33: Kinematics

    TECHNICAL MANUAL LEON CUP RACER Kinematics FRONT 32 de 44...
  • Page 34 TECHNICAL MANUAL LEON CUP RACER REAR 33 de 44...
  • Page 35: Brakes

    TECHNICAL MANUAL LEON CUP RACER Brakes Available brake pumps: Master cylinder Push Rod Remarks AP 15 MM PRT 110 AP 15.9 MM PRT 110 AP 16.8 MM PRT 110 AP 17.8 MM PRT 110 AP 19,1 MM PRT 110 SEAT Sport car delivery...
  • Page 36: Workshop Maintenance

    TECHNICAL MANUAL LEON CUP RACER WORKSHOP MAINTENANCE First rollout SEAT Sport checks all the cars in a rollout before customer delivery. This rollout consists in:  5 circuit laps.  High speed in a long straight.  Launch control checking simulating a standing grid.
  • Page 37: Vehicle & Parts Identification

    TECHNICAL MANUAL LEON CUP RACER Vehicle & parts identification V.I.N. (Vehicle Identification Number) is welded on the roll cage. Nº: VSSMK35F4ESSPXXXX (XXXX=serial number). Engine identifications Nº: CJX-XXXXXX Distribution seal detail Turbo seal detail Gear box identification Slip differential identification Nº: C0XX Nº:...
  • Page 38: Fluids Information

     Change the engine oil and oil filter at the indicated mileage.  Engine spare parts must be from VW group or SEAT Sport original parts, detailed on the Leon Cup Racer parts catalogue.  Use always fluids detailed on the Leon Cup Racer parts catalogue.
  • Page 39: Air Filter

    TECHNICAL MANUAL LEON CUP RACER For detailed parts substitution information download yourself the Workshop Manual from our web www.seat-sport.com. Air filter Air filter Torque Remarks Air filter substitution By hand 4 small bolts over plastic. Be careful. Air filter clean Clean the cotton air filter following the procedure shown below.
  • Page 40: Gearbox Control & Service

    Change the gearbox oil and filter in the indicated mileage (see mileage table).  Oil filter, as well as the rest of the gearbox spare parts, must be from VW group or SEAT Sport original parts, detailed on the Leon Cup Racer parts catalogue.
  • Page 41: Fuel

    TECHNICAL MANUAL LEON CUP RACER a) FDX view –level cap and seal– b) FDX level cap –bottom view– How to change the FDX oil: To replace the oil is recommended to disassemble the unit from the car. Open the cap bellow, drain it and close it again.
  • Page 42: Electronic Modules

    To carry out this procedure, it is also possible to connect the extraction tool to an auxiliary help battery.  The Leon Cup Racer body shell is ready to add an additional fuel tank. This tank would be connected in line with the first one and supplies the fuel to it. 5.10...
  • Page 43: Airjack

    TECHNICAL MANUAL LEON CUP RACER 5.11 Airjack The SEAT Leon Cup Racer car is using the Krontec quick lift Airjack System. For more information visit the following webpage: http://www.krontec.de/katalog_e/start.htm Air lance: 42 de 44...
  • Page 44: Parts Mileage

    TECHNICAL MANUAL LEON CUP RACER PARTS MILEAGE ENGINE Inspection Service / km Change Remark Engine 8.000 12.000 Serviced by SEAT Sport Spark plug 2.000 Use original parts only Engine oil 1.000 Use recommended oil only Oil filter 1.000 Use original parts only...
  • Page 45: Safety

    TECHNICAL MANUAL LEON CUP RACER SAFETY SAFETY Remarks Images AIRJACK 3 airjacks on the car. Max pressure 30 bar. Safety Props: For any job under the car use ALWAYS airjack safety props (x3). EXTINGUISHER Material: Aluminium. Weight: 6.2 kg. Activation: Electric.

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