Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information ECM-248D

Condition




The diagnostic trouble code (DTC) is stored if the engine control module (ECM) registers that there is a short-circuit to ground in the signal cables for the front heated oxygen sensor (HO2S) (bank 1).

Substitute value
- None.

Possible source
- Short-circuit in the signal cables
- Damaged front heated oxygen sensor (HO2S).

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