Crankshaft Position Sensor: Service and Repair

12 14 521 Replacing Crankshaft Pulse Sensor (N55)







IMPORTANT: Read and comply with notes on protection against electrostatic damage (ESD protection).







Necessary preliminary work:
- Read out the fault memory of the DME control unit.
- Switch off ignition.
- Remove starter motor.







Release connector (1) and remove.
Release screw (2).
Tightening torque 13 62 2AZ.
Remove connector housing from crankcase.
Replace sealing ring.
Release screw (3).
Tightening torque 13 62 8AZ.
Pull pulse sensor from crankcase and remove.

Installation note:
Replace sealing ring.







NOTE:
Assemble engine.
Check stored fault message.
Delete fault memory.