11 52 020 Removing and installing/replacing fan clutch (S52 / S54 / M52 / M52TU / M54 / M56)

WARNING: This page does not describe the selected car, but rather 16 other vehicles, including the 2006 BMW 330Ci, 2005 BMW 330xi, 2005 BMW 330i, 2005 BMW 330Ci, and 2004 BMW 330xi. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

11 5 030
11 5 040

If necessary, remove air duct.

NOTE: S54
Remove engine underguard and release fan cowl.

IMPORTANT: Left-hand threads.

Using special tool 11 5 030, grip pulley and unfasten cap nut from water pump using special tool 11 5 040.

If necessary, unfasten fan cowl.

Take the fan wheel with fan coupling off the water pump and remove.

Fig 1: Identifying Special Tool

G03123528

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Tighten down fan impeller using special tool 11 5 040.

Tightening torque. Refer to ENGINE - TIGHTENING TORQUES - 3-SERIES (E46) .

NOTE: When using special tool 11 5 040, 30 Nm on the torque wrench scale are equivalent to a tightening torque of 40 Nm.

Fig 2: Identifying Special Tool

G03123529

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten screws and detach fan from fan coupling.

Fig 3: Unfastening Screws & Detaching Fan From Fan Coupling

G03123530

Courtesy of BMW OF NORTH AMERICA, INC.