Replacing the oil level sensor

Insufficient tightening torque causes oil leakage. Too much tightening torque will damage the BMW X5 E53 oil level sensor.

The oil level sensor must be replaced in the following order. Switch off the ignition. Remove the kerchief, unscrew the oil drain plug and drain the engine oil. Dispose of the drained oil for recycling.

• Disconnect the loop (1, Fig. 5.192) from the oil level sensor. Loosen the nuts (arrows) and remove the oil level sensor (2).
  
  
• When installing the sensor, clean the sealing surface of the oil pan. Replace the gasket for the oil level gauge sensor BMW X5 E53.
• Install the reinforcement plate and tighten its bolts to a torque in two stages: 56 Nm + 90°. Fill the engine with oil and check its level.