Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information ECM-P066100

Condition




The engine control module (ECM) regulates the damper in the variable intake system (VIS) by controlling the control valve for the damper vacuum motor. The diagnostic trouble code (DTC) is stored if the control module detects that the control signal for the control valve is too low.
The diagnostic trouble code can be diagnosed when the ignition is on.

Substitute value
- Nothing.

Possible source
- Contact resistance in the connectors.
- Open circuit on signal cable.
- Open circuit in the voltage supply cable.
- Short-circuit to ground in the signal cable.
- Short-circuit to ground in the voltage supply cable.
- Damaged control valve.

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