P0197
Engine Oil Temperature Sensor Low
Generic code
Fuel and Air Metering
High severity
Hard repair
Free on OBD DashX
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What P0197 means
- The fault code P0197 indicates that there is an issue with the circuit that controls the engine oil temperature sensor, which is registering a low input reading. This can cause issues with the engine's performance and fuel efficiency.
Possible symptoms
- Illuminated check engine light
- Poor engine performance
- Decreased fuel efficiency
- Engine overheating
Possible causes
- Faulty engine oil temperature sensor
- Corroded or damaged wiring in the circuit
- Loose or poor connections in the circuit
- 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
- Inspect and repair any damaged wiring or connections in the circuit
- Tighten or repair any loose or poor connections in the circuit
- Replace the engine control module (ECM) if necessary
Free on OBD DashX
P0197 on OBD DashX
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