Bendix Commercial Vehicle Systems AutoVue LDW by Bendix CVS Service Data Sheet - Manual (Page 7)

7
3.0 TROUBLESHOOTING
3.1 GENERAL SAFETY GUIDELINES
Read and follow the General Safety Guidelines, shown
on page 2 of this document.
3.2 DIAGNOSTIC TROUBLE CODES (DTCs)
Use a J1939 detection software to find the DTC code(s).
3.3 TABLE OF AUTOVUE ® LDW SYSTEM DIAGNOSTIC TROUBLE CODES (DTCS)
Refer to the DTC(s) found and determine the action(s) to take.
Table of Diagnostic Trouble Codes (DTCs), Causes and Recommended Actions
SPN FMI DTC Name Condition Found Suggested Remedial Action(s)
Action to Clear
the DTC
0084 02
Vehicle’s
Speed Value
Not Found
The J1939 Data Bus
speed value is not
present.
• Check J1939 Data Bus connection.
• Is the vehicle’s J1939 Data Bus
functioning?
• If no problems were found during the
checks above, replace the ECU and
re-test.
The J1939 Data
Bus speed value is
present.
0084 15
Vehicle’s
Speed Value
is Out-of-
Range
The J1939 Data Bus
speed value is outside
the expected range.
• Check J1939 Data Bus connection.
• Is the vehicle’s J1939 Data Bus
functioning?
• If no problems were found during the
checks above, replace the ECU and
re-test.
The J1939 Data
Bus speed value is
within the expected
range.
0628 31
Bad
Checksum
Value
The internal Electronic
Control Unit (ECU)
checksum does not
match the calculated
value.
• Replace the ECU and re-test.
A system reset is
required.
0639 02
J1939 Data
Bus Not
Found
The ECU is not
transmitting on the
J1939 Data Bus.
• Check for damaged or reversed
J1939 wiring. Check for corroded
or damaged connectors and
loose connections. Using
procedures described by the
vehicle manufacturer, verify the
presence of the J1939 link. Check
for other devices inhibiting J1939
communications.
• If no problems were found during the
checks above, replace the ECU and
re-test.
The ability to
successfully
transmit on the
J1939 Data Bus.
FIGURE 9 - TABLE OF DIAGNOSTIC TROUBLE CODES (PAGES 7-11)
IMPORTANT
System Problems. If a problem with the AutoVue ® LDW
system by Bendix CVS is detected, it should be serviced
as soon as possible to restore full functionality.