Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information ECM-220F

Condition




The engine control module (ECM) continually checks nine adaptation ranges, each of which must be within a specific fault limit. These are counted together by a total counter. The diagnostic trouble code (DTC) is stored if the engine control module (ECM) registers that the total exceeds a parameter.
The diagnostic trouble code (DTC) can be diagnosed with the engine running and with fuel trim active.

Substitute value
- Rear heated oxygen sensor (HO2S) control shut off.

Possible source
- Air leakage in the exhaust system
- Damaged rear heated oxygen sensor (HO2S).

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