• The fault code P0195 indicates that there is an issue with the circuit that controls the engine oil temperature sensor. This may cause problems with engine performance or fuel efficiency.

Possible Symptoms:

  • Reduced engine performance

  • Reduced fuel efficiency

  • Illuminated check engine light

Possible Causes:

  • Failed engine oil temperature sensor

  • Damaged wiring or connections in the circuit

  • Loose or corroded electrical connections

  • Failed engine control module (ECM)

Related Parts:

  • 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

Possible Solutions:

  • Replace the engine oil temperature sensor

  • Check and repair any damaged wiring or connections

  • Tighten or clean any loose or corroded electrical connections

  • Replace the engine control module (ECM) if necessary