Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information ECM-810C

Condition
The engine control module (ECM) checks the 5 volt cable which supplies components with power. The diagnostic trouble code (DTC) is stored if the voltage at the 5 volt cable is higher than a certain value.
The diagnostic trouble code (DTC) can be diagnosed when the ignition is switched on.

Substitute value
- None.

Possible source
- short-circuit to battery voltage in the 5 volt supply cable
- Damaged sensor connected to the 5 volt supply cable.

Fault symptom[s]
- Poor performance.