Bendix Commercial Vehicle Systems VORAD VS-400 INSTALLATION NOTES - Manual (Page 24)

General Information
22
Diagnostic Trouble Code (DTC)
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 . If the device detects an
internal failure, this Diagnostic Trouble Code (DTC) is set .
Symptom
The VS-400 Collision Warning System and 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 not operate while this
Diagnostic Trouble Code (DTC) is active .
Possible Causes
Component failure
Repair Procedure
Active Diagnostic Trouble Code (DTC) Steps to Perform
Code 13, FMI 12
1 . Replace Driver Interface Unit (DIU) .
2 . Verify Diagnostic Trouble Code (DTC) has cleared .
3 . Test Complete .