Bendix Commercial Vehicle Systems VORAD EVT-300 TROUBLESHOOTING - Manual (Page 32)

Fault Isolation Procedures
2-21
Component Code: 13, 34
(SID 9, FMI 2, 4, 5, 12)
Driver Display Unit
Overview
This fault code indicates an electrical failure of the Driver Display
Unit.
Detection
Starting at key on and throughout the operation, the Central
Processing Unit constantly monitors the communication with the
Driver Display Unit. If a communication fault occurs for more than
fi ve seconds, fault code 13 is set.
Fallback
This fault causes a failure of the Bendix ™ VORAD ® system.
Required Tools
• Basic Hand Tools
• Troubleshooting Guide
• Digital Volt/Ohm Meter
• Data Link Tester
• PC-based or Hand-held Diagnostic Tool
Possible Causes
This fault code can be caused by any of the following:
• OEM Harness
• Driver Display Unit
• Central Processing Unit
Harness
Driver
Display Unit
Central
Processing Unit