P0198

2017-10-10

Description:

  • The fault code P0198 indicates that there is an issue with the circuit that controls the engine oil temperature sensor for bank 2. This may cause the engine to run poorly or not start at all.

Possible Symptoms:

  • Illuminated check engine light

  • Engine running poorly or not starting at all

  • Increased fuel consumption

  • Reduced engine power or acceleration

Possible Causes:

  • Faulty engine oil temperature sensor

  • Short or open circuit in the oil temperature sensor wiring

  • 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

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