DTC ECM-2110

Condition







Diagnostic trouble code (DTC) ECM-2110 is stored if the control module registers shortly after ignition that there is a short-circuit to ground/voltage in the front probe heating circuit or that there is an open-circuit in the circuit.

Substitute value
The fuel trim and the front probe warming is shut off after three attempts to re-start the probe guide circuit.

Possible source

Signal too low
- open-circuit in the signal cable
- short-circuit to ground in the signal cable
- defective heated oxygen sensor (HO2S) or sensor guide circuit.

Signal too high
- short-circuit to supply voltage in the signal cable
- defective heated oxygen sensor (HO2S) or sensor guide circuit.

Fault symptom[s]
None.