Table of Contents
Warnings & Cautions ..........................................................................................2
Recommended Tools ..........................................................................................3
Before You Begin .............................................................................................4
Diagnostic Software and J1939 Diagnostics..........................................................................4
Additional Warnings ............................................................................................4
Definitions...................................................................................................5
Forward Looking Radar (FLR) ....................................................................................5
Collision Warning System (CWS) ..................................................................................5
SmartCruise ..................................................................................................5
Side Object Detection (SOD) .....................................................................................5
J1939 (CAN) Data Link..........................................................................................5
VS-400 Pretest Procedures .....................................................................................6
Power-Up Pretest ..............................................................................................6
Retrieving Diagnostic Trouble Codes (DTCs) .........................................................................7
Electrical Pretest...............................................................................................8
VS-400 Diagnostic Trouble Code (DTC) Isolation Procedures ........................................................22
Component Code: 13 - DIU Component Diagnostic Trouble Code (DTC)...................................................22
Component Code: 14 - FLR Component Diagnostic Trouble Code (DTC) ..................................................23
Component Code: 25 - SmartCruise Configuration Error...............................................................24
Component Code: 32 - DIU J1939 Message Error ....................................................................25
Component Code: 33 - FLR J1939 Message Error....................................................................26
Component Code: 35, 36 - J1939 Data Link Diagnostic Trouble Code (DTC) ...............................................27
Component Code: 39 - FLR Supply Voltage Out of Range .............................................................28
Component Code: 41, 42 - Driver Interface Unit External Speaker Diagnostic Trouble Code (DTC) ..............................29
Component Code: 91 - Forward Looking Radar Out of Alignment ........................................................31
Component Code: 92 - Forward Looking Radar Not Detecting Objects or Radar Blocked ......................................32
Component Code: 95 - Forward Looking Radar Ambient Temperature Out of Range .........................................33
Side Object Detection (SOD) ...................................................................................34
System Operation.............................................................................................34
Diagnostic Trouble Code (DTC) Isolation Procedures..................................................................36
Appendix ...................................................................................................37
1. Forward Looking Radar Alignment............................................................................37
2. Vertical Alignment ........................................................................................37
3. Horizontal Alignment ......................................................................................38
4 Component Power Supply Test ..............................................................................43
5. Wiring Diagrams: Collision Warning System with Side Object Detection ..............................................46
6. Connector Pin Descriptions .................................................................................47
A. Forward Looking Radar ..................................................................................47
B. Driver Interface Unit .....................................................................................47
C. Side Sensor Display Unit.................................................................................48
D. Side Sensor...........................................................................................48
7. Extracting VORAD Data..................................................................................49-50
8. Vendor Contact Information .................................................................................51
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