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Appendix D
November 2018
Page 409
TEO-540-C1A Engine Maintenance Manual
Fault ID
36
Fault Group
5
Fault Name
[FAULT: sync task overrun]
Fault
Description
Application sync task overrun
Fault Lamp
None
Root Cause
The fault indicates a delay in execution/completion of a sync task before the
request/scheduling of the next sync periodic task due to possible hardware interrupts
Troubleshooting Steps
1.
With Ignition switch in OFF position, remove ECU power by pulling the ECU circuit breaker. Wait 10s
before resetting. Is fault active? If no, go to step 2. If yes, replace the ECU.
2.
Clear Service faults using the FST by following the steps outlined in the “Access the Field Service
Tool” section in Appendix C or the latest revision of
SSP-118.
3.
If fault repeats, replace the ECU.
Fault ID
37
Fault Group
5
Fault Name
[FAULT: task scheduler overrun]
Fault
Description
Application task scheduler overrun
Fault Lamp
None
Root Cause
The fault indicates a delay in execution/completion of a scheduler task before the
request/scheduling of the next scheduler task due to possible hardware interrupts
Troubleshooting Steps
1.
With Ignition switch in OFF position, remove ECU power by pulling the ECU circuit breaker. Wait 10s
before resetting. Is fault active? If no, go to step 2. If yes, replace the ECU.
2.
Clear Service faults using the FST by following the steps outlined in the “Access the Field Service
Tool” section in Appendix C or the latest revision of
SSP-118.
3.
If fault repeats, replace the ECU.
Fault ID
38
Fault Group
5
Fault Name
-reserved-
Fault
Description
Fault Lamp
None
Root Cause
Troubleshooting Steps
Fault ID
39
Fault Group
5
Fault Name
-reserved-
Fault
Description
Fault Lamp
None
Root Cause
Troubleshooting Steps
