Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information ECM-530D

Condition
This diagnostic trouble code (DTC) only indicates whether there are one or more emission-related diagnostic trouble codes (DTCs) registered in the transmission control module (TCM). The diagnostic trouble code (DTC) is stored in the engine control module (ECM) if the transmission control module (TCM) requests that the engine control module (ECM) should light the malfunction indicator lamp (MIL).

Substitute value
- None.

Possible source
- One or more diagnostic trouble codes (DTCs) registered in the transmission control module (TMC).

Fault symptom[s]
- Malfunction indicator lamp (MIL) lit.