Possible Causes
- Electrical Cause
- Yes
- Mechanical Cause
- No
- Control Module Cavity
- Not applicable
- Monitor Description
- The PCM's internal ADC is verified for correct operation through cyclically forcing a test pulse through the ADC, the low idle test pulse that is output from the ADC is checked for being updated at the ADC output within expected time frame, should the output not be updated the ADC has failed and the PCM must be replaced
- Prioritized List of Possible Causes
- Powertrain control module internal failure