12 14 521 Replacing pulse generator on crankshaft (M54/M56)

WARNING: This page is about a different car, the 2003 BMW X5, 2002 BMW X5, and 2001 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

Necessary Preliminary Tasks:

Read out fault memory of DME control unit.
Switch off ignition.

All models:

NOTE: Installation location of pulse generator for crankshaft is underneath starter motor.

NOTE: For a better overview, this work step is shown on an engine that has been removed.

Unlock plug (1) and remove.

Unscrew bolt (2).

Remove pulse generator (3).

Fig 1: Removing Pulse Generator On Crankshaft (M54/M56)

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Check stored fault messages.

Now clear the fault memory.