Possible Causes
- Purpose of the DTC
- To indicate that the engine oil temperature signal is implausible during a cold start
- Electrical Cause
- Mechanical Cause
- Control Module Cavity
- Circuit reference - O_V_5VOPTS -
- Circuit reference - I_T_OPTS -
- Circuit reference - G_R_OPTS -
- Monitor Description
- Oil temperature sensor reading too high or too low at cold start
- Prioritized List of Possible Causes
- Oil pressure and temperature sensor circuit short circuit to ground, short circuit to power, open circuit, high resistance
- Oil pressure and temperature sensor failure