Thread: P1665

P1665 Description EVAP VENT SOLENOID CONTROL CIRCUIT The Output Driver Module (ODM) is used by the PCM to turn on many of the current-driven devices that are needed to control various engine and transaxle functions. Each ODM is capable of controlling up to 7 separate outputs by applying ground to the device which the PCM is commanding on. ODM have the capability of diagnosing each output circuit individually. Symptoms You likely won't notice any drivability problems. Causes Improper voltage level detected on output circuit controlling EVAP canister vent valve. Solutions Check for shorts or bad connections on EVAP Replace EVAP canister vent valve.