Volvo All Engines (2017 Emissions) Fault Code: P019664 PID: EMS Oil Temperature

Volvo All Engines (2017 Emissions) Fault Code: P019664 PID: EMS Oil Temperature

The Engine Oil Temperature/Level Sensor contains two resistors: One for engine oil temperature and one for engine oil level.

Observable symptoms
1) Possible engine de-rate

Probable cause
1) Engine oil level (EOL) and temperature sensor
2) Engine wiring harness