Troubleshooting Flash Code 75
The following procedure will troubleshoot Flash Code 75.
Perform the following steps to troubleshoot high voltage.
- Turn ignition ON.
- Plug in the diagnostic data reader (DDR).
- Read logged codes.
- If any codes other than 168/0 are received, service the other codes first.
- If code 168/0 and no other codes are logged, the voltage to the ECM is too high. Check batteries and/or vehicle charging system.
|DDEC III/IV Single ECM Troubleshooting Guide - 6SE497|
|Generated on 10-13-2008|