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BENDIX VORAD VS-400 Troubleshooting Manual

Radar system
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Bendix
VORAD
™
Troubleshooting Guide
Bendix
VORAD
™
Bendix
SmartCruise
™
Bendix
BlindSpotter
™
BW2771 (Formerly VOTS0100)
June 2012
VS-400 Radar System
®
Collision Warning System
®
Adaptive Cruise Control
®
Side Object Detection
®

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Summary of Contents for BENDIX VORAD VS-400

  • Page 1 Bendix VORAD VS-400 Radar System ™ ® Troubleshooting Guide Bendix VORAD Collision Warning System ™ ® Bendix SmartCruise Adaptive Cruise Control ™ ® Bendix BlindSpotter Side Object Detection ™ ® BW2771 (Formerly VOTS0100) June 2012...

  • Page 3: Table Of Contents

    Table of Contents Warnings & Cautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Recommended Tools .

  • Page 4: Warnings & Cautions

    Object Detection is intended solely as an aid for an alert and conscientious professional driver . It is not to be used or relied upon to operate a vehicle . The system should be used in conjunction with rear view mirrors and other instrumentation to maintain safe operation of the vehicle, ground personnel, and adjacent property . A vehicle equipped with the Bendix VORAD VS-400 Forward Collision Warning System ™...

  • Page 5: Recommended Tools

    J1939 Data Link Tester • Eaton P/N MF-KIT-04 Straight Edge Rule • 4 to 6 Feet in Length Other Product Literature (available at www .bendix .com) • BW2772 – VS-400 Installation Guide • BW2769 – VS-400 Driver Manual • BW2798 – Side Object Detection Installation/Users Guide •...

  • Page 6: Before You Begin

    . For information on training opportunities, along with up to date service bulletins and product literature, contact your local Bendix account manager or visit the Bendix website at www .bendix .com .

  • Page 7: Definitions

    Driver Interface Unit (DIU) located in the dash via the vehicle’s J1939 data link . The DIU uses a combination of visual and audible alerts to warn the driver of approaching hazards, or if following distances are too close for the current speed of the vehicle . Bendix SmartCruise (SC) ™...

  • Page 8: Vs-400 Pretest Procedures

    If a function has failed, the orange Diagnostic Trouble Code (DTC) lamp will be illuminated, indicating an Active code has been set . Proceed to the Retrieving Diagnostic Trouble Codes (DTCs) section . VORAD status screen showing both Collision Warning System and Bendix SmartCruise enabled but failed...

  • Page 9: Retrieving Diagnostic Trouble Codes (Dtcs)

    Product Safety Information Pretest Procedures Retrieving Diagnostic Trouble Codes (DTCs) Overview This section determines if the Driver Interface Unit (DIU) and the Forward Looking Radar (FLR) are both communicating on the vehicle’s J1939 data link and if either component has set any Diagnostic Trouble Codes (DTCs) . In order for the system to operate properly, the DIU and the FLR must be able to communicate with each other, as well as other ECU’s on the vehicle’s J1939 data link .

  • Page 10: Electrical Pretest

    Product Safety Information Pretest Procedures Electrical Pretest Overview This test will verify that all electrical connections to the VORAD VS-400 Forward Looking Radar (FLR) and the Driver Interface Unit (DIU) ® are correct for proper operation . This test should be performed before beginning any of the Diagnostic Trouble Code (DTC) isolation procedures .
  • Page 11 Product Safety Information Pretest Procedures Step Procedure Vehicle Ignition: Key-ON, Engine-OFF. Measure and record the vehicle battery voltage at the battery terminals . If the battery voltage measures within 2 volts of the battery-rated voltage . (10-12 volts for a 12-volt battery) Proceed to Step B If the battery voltage measures less than 2 volts of the battery-rated voltage .
  • Page 12 Product Safety Information Pretest Procedures Step Procedure Vehicle Ignition: Key-OFF, Engine-OFF. Disconnect the 8-way connector from the back of the VS-400 Driver Interface Unit (DIU) . Measure for zero voltage on pins 4 and 5 on the harness connector . If the voltage is 0 .5 volts or less .
  • Page 13 Product Safety Information Step Procedure Vehicle Ignition: Key-ON, Engine-OFF. Measure for ignition voltage on pins 4 and 5 on the harness connector . If the voltage is within 0 .6 volts of the battery voltage measured in Step A . Proceed to Step D .
  • Page 14 Pretest Procedures Step Procedure Vehicle Ignition: Key-ON, Engine-OFF. Measure for J1939 data voltage on pins 7 and 5 of the DIU harness connector . (J1939 High to Ground) If the voltage is fluctuating between 2 to 5 volts . Proceed to Step E . If the voltage is a constant at 0 volts .
  • Page 15 Pretest Procedures Step Procedure Vehicle Ignition: Key-ON, Engine-OFF. Measure for J1939 data voltage on pins 6 and 5 of the DIU harness connector . (J1939 Low to Ground) If the voltage is fluctuating between 0 to 3 volts . Proceed to Step F . If the voltage is a constant at 0 volts .
  • Page 16 Pretest Procedures Step Procedure Vehicle Ignition: Key-OFF. Measure for J1939 data link resistance across pins 7 and 6 of the DIU harness connector . (J1939 High to J1939 Low) If the resistance is between 57 and 63 ohms . Proceed to Step G . If the resistance is greater than 63 ohms or open (Infinite Resistance .) Test Failed.
  • Page 17 Pretest Procedures Step Procedure Vehicle Ignition: Key-OFF. Measure the resistance across pins 7 and 5 (J1939 High to Ground .) Measure the resistance across pins 6 and 5 (J1939 Low to Ground .) If both resistances are greater than 100K ohms or open (Infinite Resistance). Proceed to Step H .
  • Page 18 Pretest Procedures Step Procedure Vehicle Ignition: Key-OFF, Engine-OFF. Disconnect the 10-way connector from the VS-400 Forward Looking Radar (FLR) . Measure for zero voltage on pins 10 and 9 on the harness connector . If the voltage is 0 .5 volts or less . Proceed to Step I .
  • Page 19 General Information Pretest Procedures Step Procedure Vehicle Ignition: Key-ON, Engine-OFF. Measure for ignition voltage on pins 10 and 9 of the harness connector . If the voltage is within 0 .6 volts of the battery voltage measured in Step A . Proceed to Step J .
  • Page 20 General Information Pretest Procedures Step Procedure Vehicle Ignition: Key-ON, Engine-OFF. Measure for J1939 data voltage on pins 4 and 9 of the FLR harness connector . (J1939 High to Ground) If the voltage is fluctuating between 2 to 5 volts . Proceed to Step K.
  • Page 21 General Information Pretest Procedures Step Procedure Vehicle Ignition: Key-ON, Engine-OFF. Measure for J1939 data voltage on pins 5 and 9 of the FLR harness connector . (J1939 Low to Ground) If the voltage is fluctuating between 0 to 3 volts . Proceed to Step L .
  • Page 22 General Information Pretest Procedures Step Procedure Vehicle Ignition: Key-OFF. Measure the J1939 data link resistance across pins 4 and 5 of the FLR harness connector . (J1939 High to J1939 Low) If the resistance is between 57 and 63 ohms . Proceed to Step M .
  • Page 23 General Information Pretest Procedures Step Procedure Vehicle Ignition: Key-OFF. Measure the resistance across pins 4 and 9 (J1939 High to Ground) . Measure the resistance across pins 5 and 9 (J1939 Low to Ground) . If the resistance is greater than 100K ohms or open (Infinite Resistance). Test Complete .

  • Page 24: Vs-400 Diagnostic Trouble Code (Dtc) Isolation Procedures

    Diagnostic Trouble Code (DTC) General Information Isolation Procedures Component Code: 13 (SA 140, SPN 893, FMI 12) DIU Component Diagnostic Trouble Code (DTC) Overview This code indicates that the Driver Interface Unit (DIU) has detected an internal failure . Diagnostic Trouble Code (DTC) Detection At power up and during operation, the DIU performs a self-test to verify the operation of its internal components .

  • Page 25: Component Code: 14 - Flr Component Diagnostic Trouble Code (Dtc)

    At power up and during operation, the FLR performs a self-test to verify the operation of its internal components . If the device detects an internal failure, the Diagnostic Trouble Code (DTC) is set . Symptom The Bendix VORAD VS-400 Collision Warning System and the Bendix SmartCruise adaptive cruise control will fail to operate and the ™ ®...

  • Page 26: Component Code: 25 - Smartcruise Configuration Error

    Code 25, FMI 14 - Engine ID is not recognized as SmartCruise adaptive cruise control compatible . ® Symptom When this code is active, the Bendix VORAD VS-400 Collision Warning will continue to operate, but the Bendix SmartCruise adaptive ™ ® ™...

  • Page 27: Component Code: 32 - Diu J1939 Message Error

    FLR or the FLR stops communicating, the Diagnostic Trouble Code (DTC) is set . Symptom The Bendix VORAD VS-400 Collision Warning and the Bendix SmartCruise adaptive cruise control will fail to operate and the orange ™...

  • Page 28: Component Code: 33 - Flr J1939 Message Error

    Code (DTC) is set . Symptom The Bendix ™ VORAD ® VS-400 Collision Warning and the Bendix ™ SmartCruise ® adaptive cruise control will fail to operate and the orange DTC light on the Driver Interface Unit will be illuminated . If SmartCruise adaptive cruise control is enabled, the vehicle’s cruise control may...

  • Page 29: Component Code: 35, 36 - J1939 Data Link Diagnostic Trouble Code (Dtc)

    • Code 36, FMI 9 - The FLR has detected a J1939 Diagnostic Trouble Code (DTC) condition. Symptom The Bendix VORAD VS-400 Collision Warning and the Bendix SmartCruise adaptive cruise control will fail to operate and the orange ™ ®...

  • Page 30: Component Code: 39 - Flr Supply Voltage Out Of Range

    Codes (DTCs) 32 and 35 for loss of J1939 messages . In this case correcting this condition should clear the other Diagnostic Trouble Codes (DTCs) . Symptom The Bendix VORAD VS-400 Collision Warning and the Bendix SmartCruise adaptive cruise control will fail to operate and the orange ™ ®...

  • Page 31: Component Code: 41, 42 - Driver Interface Unit External Speaker Diagnostic Trouble Code (Dtc)

    Code 42, FMI 4 - LH Speaker circuit is shorted to ground • Code 42, FMI 5 - LH Speaker circuit is open Symptom When this code is active, the Bendix VORAD VS-400 system will not operate and the orange DTC fail light on the DIU will be illuminated . ™...
  • Page 32 Diagnostic Trouble Code (DTC) General Information Isolation Procedures Code 41, FMI 5 Check to see if Pin-1 of the DIU harness connector is populated . If no, test complete . The DIU does not utilize a RH external speaker . Disable the RH external speaker output using diagnostic software .

  • Page 33: Component Code: 91 - Forward Looking Radar Out Of Alignment

    Symptom The Bendix ™ VORAD ® VS-400 Collision Warning System and the Bendix ™ SmartCruise ® adaptive cruise control will continue to operate, however, the radar's ability to detect objects at an angle will be compromised . The Driver Interface Unit (DIU) will display a message indicating the Diagnostic Trouble Code (DTC) condition .

  • Page 34: Component Code: 92 - Forward Looking Radar Not Detecting Objects Or Radar Blocked

    Diagnostic Trouble Code (DTC) from being set . This Diagnostic Trouble Code (DTC) may also indicate that the FLR has become blocked by mud, snow, ice, or other debris . Symptom The Bendix VORAD VS-400 Collision Warning System and the Bendix SmartCruise adaptive cruise control will fail to operate, however, ™ ®...

  • Page 35: Component Code: 95 - Forward Looking Radar Ambient Temperature Out Of Range

    At power up and throughout operation, the FLR monitors the outside air temperature . When the temperature reaches the limits of the FLR's functional ability to operate, this Diagnostic Trouble Code (DTC) will set . Symptom When this code is active, the Bendix VORAD VS-400 system will not operate and the orange DTC fail light will be illuminated . If ™...

  • Page 36: Side Object Detection (Sod)

    Overview This section covers the operation of the Side Object Detection (SOD) system . The Side Object Detection system is a stand-alone system which can be installed as an all-on feature for the Bendix VORAD VS-400 Forward Looking system . It is powered independently from the ™...
  • Page 37 Side Object Detection General Information Normal Operation When an object is detected within the sensor’s detection zone, the driver display illuminates the red detect lamp . During normal operation, the display will toggle between illuminating either the yellow or the red lamps, but never both at the same time (See SOD Failure Diagnostic Procedure) .

  • Page 38: Diagnostic Trouble Code (Dtc) Isolation Procedures

    Side Object Detection General Information Diagnostic Trouble Code (DTC) Isolation Procedures System Diagnostic Trouble Code (DTC) (Both Red and Yellow Lamps ON) Overview The Side Object Detection (SOD) Driver Display Unit illuminates both the red and yellow lamps to indicate a system Diagnostic Trouble Code (DTC) .

  • Page 39: Appendix

    General Information Appendix 1. Forward Looking Radar Alignment Alignment WARNING The alignment of the Forward Looking Radar is critical to the correct operation of the Bendix VORAD VS-400 system. Improper ™ ® alignment can cause the system to improperly detect objects in the vehicle’s path. Every precaution should be taken to ensure the VS-400 system alignment (both horizontal and vertical), is correct.

  • Page 40: Horizontal Alignment

    General Information Appendix 3 3. Horizontal Alignment The Forward Looking Radar must be facing straight ahead (azimuth) of the vehicle in order to optimally detect objects in the vehicle path . Select two truck reference points that are identical and symmetrical about the truck centerline . Ensure the reference points are equally aligned .
  • Page 41 This procedure requires two people . The driver must not attempt to perform the calibration procedure while driving the vehicle . In order to perform this procedure, the VORAD equipped vehicle must be traveling on a straight road at a speed above 30 mph behind a target vehicle traveling in the same lane . The Bendix VORAD...
  • Page 42 Appendix 3 continued General Information Fine-Tuning the Horizontal Alignment If the alignment function in the diagnostic software continuously shows an azimuth value greater than 0.5° or less than -0.5°, then the FLR needs to be physically adjusted in the horizontal direction beyond that already completed . Center FLR Azimuth Position (FLR aligned correctly) If the alignment function consistently shows an azimuth value of 0°...
  • Page 43 Appendix 3 continued General Information Negative Azimuth Adjustment (FLR too far to the left) If the alignment function shows a positive value, then the FLR is adjusted too far to the left, when looked at from the driver's seat . The radar needs to be adjusted to the driver's right .
  • Page 44 Appendix 3 continued General Information Positive Azimuth Adjustment (FLR too far to the Right) If the alignment function shows a negative value, then the FLR is adjusted too far to the right, when looked at from the driver's seat . The radar needs to be adjusted to the driver's left .

  • Page 45: Component Power Supply Test

    General Information Appendix 4A 4. Component Power Supply Test Overview The base Bendix VORAD VS-400 system consists of two components, the FLR and DIU . Both should be powered by the main ignition ™ ® power supply (12 Vdc) . If one of these components is incorrectly connected to constant battery power or a secondary ignition source other than the main ignition power supply bus, there is the potential for J1939 communication Diagnostic Trouble Code (DTC) between the FLR and the DIU .
  • Page 46 General Information Appendix 4B, 4C Step Procedure Vehicle Ignition: Key-ON, Engine-OFF. Measure for ignition voltage on pins 4 and 5 on the harness connector . If the voltage is within 0 .6 volts of the battery voltage measured in Step A . Proceed to Step C .
  • Page 47 General Information Appendix 4D, 4E Step Procedure Vehicle Ignition: Key-ON, Engine-OFF. Measure for ignition voltage on pins 10 and 9 on the harness connector . If the voltage is within 0 .6 volts of the battery voltage measured in Step A . Proceed to Step E .

  • Page 48: Wiring Diagrams: Collision Warning System With Side Object Detection

    General Information Appendix 5 5. Wiring Diagrams Collision Warning System with Side Object Detection...

  • Page 49: Connector Pin Descriptions

    General Information Appendix 6 6. Connector Pin Descriptions A. Forward Looking Radar 10-pin TRW Connector PIN # SIGNAL NAME TYPE INTERFACE LEVEL NO_CONNECTION – – NO_CONNECTION – – J1939_SHIELD TRUCK J1939 LINK CAN_HI – TRUCK J1939 LINK CAN_LO – TRUCK J1939 LINK NO_CONNECTION –...

  • Page 50: Side Sensor Display Unit

    General Information Appendix 6 C. Side Sensor Display Unit 4-pin Deutsch Connector PIN # SIGNAL NAME TYPE INTERFACE LEVEL POWER +12V FROM SENSOR GROUND POWER CHASSIS GROUND COMMUNICATION TURN_SIGNAL +12V D. Side Sensor 6-pin Deutsch Connector PIN # SIGNAL NAME TYPE INTERFACE LEVEL IGNITION...

  • Page 51: Extracting Vorad Data

    . The ACom Diagnostics software and its User Guide are available online at “Diagnostic Software” link under “Services and Support” on the Bendix website (www . b endix . c om) . Obtain the Bendix VORAD "Data Extraction" license key from Bendix by calling the Tech Team at 1-800-AIR-BRAKE (1-800-247-2725) .
  • Page 52 Appendix 7 continued...

  • Page 53: Vendor Contact Information

    General Information Appendix 8 Vendor Contact Information AMP/Tyco Littelfuse World Headquarters Harrisburg, PA 800 E . Northwest Highway Tel: 800 .522 .6752 Des Plains, IL 60016 http://www.tycoelectronics.com/ Tel: 847 .824 .1188 Fax: 847 .391 .0894 http://www.littelfuse.com Champlain Cable Corporation 175 Hercules Drive Molex Colchester, Vermont 05446 2222 Wellington Court...
  • Page 54 901 Cleveland Street • Elyria, OH 44035 • 1-800-AIR-BRAKE • www.bendix.com BW2771 © 2012 Bendix Commercial Vehicle Systems LLC, a member of the Knorr-Bremse Group • All Rights Reserved • 06/12...

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