12 14 524 Replacing pulse generator on exhaust camshaft (M52TU, M54, M56)

WARNING: This page is about a different car, the 2005 BMW Z4, 2004 BMW Z4, and 2003 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Check stored fault messages.
Switch off ignition.

Location:

On cylinder head at front on exhaust side.

Unlock plug (1) and detach from pulse generator.

Fig 1: Removing Plug From Pulse Generator

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Release screw (1) on cylinder head.

Remove pulse generator.

Installation:

Check sealing ring for possible damage, replace if necessary.

Fig 2: Releasing Screw

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NOTE: Interrogate fault memory of DME control unit.

Rectify faults.

Now clear the fault memory.