BENDIX VORAD VS-400 User Manual

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

BENDIX VORAD VS-400 Specifications

General

Type	Collision Warning System
Manufacturer	Bendix
Model	VS-400
Detection Range	Up to 500 feet
Radar Frequency	24 GHz
Power Supply	12/24 VDC
Function	Collision warning
Technology	Radar
Compatibility	Commercial vehicles

Summary

Warnings and Cautions

Limitations of the Bendix™ VORAD® VS-400 Collision Warning System

Pretest Procedures - DTC Retrieval

Retrieving Diagnostic Trouble Codes (DTCs)

Details how to retrieve and interpret Diagnostic Trouble Codes (DTCs).

Pretest Procedures - Electrical Testing

Electrical Pretest

Diagnostic Trouble Code (DTC) Isolation Procedures

Component Code: 13 DIU Component DTC

Details the DIU Component Diagnostic Trouble Code (DTC) for internal failures.

Diagnostic Trouble Code (DTC) Isolation Procedures - FLR Issues

Component Code: 14 FLR Component DTC

Explains the FLR Component Diagnostic Trouble Code (DTC) for internal failures.

Diagnostic Trouble Code (DTC) Isolation Procedures - Configuration

Component Code: 25 SmartCruise Configuration Error

Addresses configuration errors for SmartCruise® Adaptive Cruise Control.

Diagnostic Trouble Code (DTC) Isolation Procedures - DIU Communication

Component Code: 32 DIU J1939 Message Error

Details DIU J1939 message errors, indicating communication issues.

Diagnostic Trouble Code (DTC) Isolation Procedures - FLR Communication

Component Code: 33 FLR J1939 Message Error

Explains FLR J1939 message errors, indicating communication issues.

Diagnostic Trouble Code (DTC) Isolation Procedures - J1939 Data Link

Component Code: 35, 36 J1939 Data Link DTC

Covers J1939 Data Link Diagnostic Trouble Codes (DTCs).

Diagnostic Trouble Code (DTC) Isolation Procedures - FLR Voltage

Component Code: 39 FLR Supply Voltage Out of Range

Details FLR Supply Voltage Out of Range Diagnostic Trouble Codes (DTCs).

Diagnostic Trouble Code (DTC) Isolation Procedures - Speaker Issues

Component Code: 41, 42 DIU External Speaker DTC

Addresses DIU external speaker circuit issues and Diagnostic Trouble Codes (DTCs).

Diagnostic Trouble Code (DTC) Isolation Procedures - Radar Alignment

Component Code: 91 Forward Looking Radar Out of Alignment

Explains the Forward Looking Radar Out of Alignment Diagnostic Trouble Code (DTC).

Diagnostic Trouble Code (DTC) Isolation Procedures - Radar Detection

Component Code: 92 Forward Looking Radar Not Detecting Objects or Radar Blocked

Details DTC for FLR not detecting objects or being blocked.

Diagnostic Trouble Code (DTC) Isolation Procedures - Ambient Temperature

Component Code: 95 Forward Looking Radar Ambient Temperature Out of Range

Covers FLR Ambient Temperature Out of Range Diagnostic Trouble Codes (DTCs).

Side Object Detection - DTCs

Diagnostic Trouble Code (DTC) Isolation Procedures System Diagnostic Trouble Code (DTC) (Both Red and Yellow Lamps ON)

Details system DTCs for Side Object Detection (SOD) indicated by both lamps on.

Appendix - Radar Alignment

1. Forward Looking Radar Alignment

Appendix - Radar Alignment Procedures

2. Vertical Alignment

Appendix - Horizontal Alignment

3. Horizontal Alignment

Appendix - Horizontal Alignment Calibration

Calibrating the FLR Horizontal Alignment

Appendix - Horizontal Alignment Fine-Tuning

Fine-Tuning the Horizontal Alignment

Appendix - Horizontal Alignment Adjustments

Negative Azimuth Adjustment (FLR too far to the left)

Appendix - Horizontal Alignment Adjustments (Continued)

Positive Azimuth Adjustment (FLR too far to the Right)

Appendix 4A - Power Supply Testing

4. Component Power Supply Test

Appendix 4B, 4C - Power Supply Verification

Verifying Ignition Power to the DIU

Appendix 4D, 4E - Power Timing

Verifying Component Power Up Timing