Oil Temperature Sensor For ECM: Service and Repair

12 61 250 - Removing and installing/replacing oil temperature sensor (M54)





Necessary preliminary tasks:
- Switch off ignition
- Unfasten oil filter cap to enable engine oil in filter to flow back into the oil sump.
- Remove intake filter housing





Installation location: at base of oil filter.
Disconnect plug connection (1).
Unscrew oil temperature sensor.

Important!
Engine oil may emerge when the oil temperature sensor is removed - have a cleaning cloth to hand.
Catch and dispose of emerging engine oil.

Installation:
Tightening torque 12 61 1AZ 12 61 Oil Pressure, Oil Temperature, Oil Level Display.
Screw on oil-filter cover tightly.
Check engine oil level, top up engine oil if necessary.