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

WARNING: This page is about a different car, the 2005 BMW 530i, 2005 BMW 525i, 2004 BMW 530i, and 2004 BMW 525i. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks: 

Remove reinforcement plate on front axle support. See FRONT AXLE CARRIER .

IMPORTANT: The section removing and installing reinforcement plate on front axle support contains important installation instructions.

Remove vacuum reservoir for exhaust flap.

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
G03260834Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: Check stored fault messages.

Now clear the fault memory.