Troubleshooting Flash Code 76
Perform the following steps to troubleshoot Flash Code 76.
Multiple Code Check
Perform the following steps to check for multiple codes.
- Turn vehicle ignition switch ON.
- Plug in the diagnostic data reader (DDR).
- Read all logged codes.
- If codes other than 121/0 are logged, service them first.
- If code 121/0 is logged, and no other codes are logged, there was an engine running condition at which the engine r/min exceeded a calibration limit during engine brake operation.
Note: Determine the reason the engine r/min went too high.
|DDEC III/IV Single ECM Troubleshooting Guide - 6SE497|
|Generated on 10-13-2008|