P0668 MAZDA ECM/TCM Internal Temperature Sensor Circuit Low
Possible causes – ECM/TCM programming error Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Tag: P0668
P0668 MINI DME Internal Fault Interior Temperature Sensor Signal
Possible causes – Open or shorted interior temperature sensor circuit condition– Poor interior temperature sensor electrical connection– Faulty ECM /TCM Tech notes Replace DME as sensor is internal component Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P0668 BMW DME Internal Fault Interior Temperature Sensor Signal
Possible causes – Open or shorted interior temperature sensor circuit condition– Poor interior temperature sensor electrical connection– Faulty ECM /TCM Tech notes Replace DME as sensor is internal component Symptoms – Engine Light ON (or Service Engine Soon Warning Light)