2017-10-10
Check Engine Light (CEL) illuminated
Inaccurate engine oil temperature readings
Engine performance issues
Poor fuel efficiency
Faulty engine oil temperature sensor
Wiring issues in the engine oil temperature sensor circuit, such as open or short circuits
Poor electrical connection in the engine oil temperature sensor circuit
Faulty engine control module (ECM)
Engine Oil Temperature Sensor: Engine oil temperature sensor measures the temperature of the engine oil. This car's temperature sensor is malfunctioning which will lead to engine not starting or rough running
Test and replace the faulty engine oil temperature sensor, if necessary
Check for any open or short circuits in the engine oil temperature sensor circuit and repair as needed
Ensure proper electrical connections in the engine oil temperature sensor circuit
Test and replace the engine control module (ECM) if it is determined to be faulty