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

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

Special tools required:

11 5 030
11 5 040

For identification of special tools, refer to ENGINE- SPECIAL TOOLS .

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.

Fig 1: Unfastening Cap Nut From Water Pump

Courtesy of BMW OF NORTH AMERICA, INC.

If necessary, unfasten fan cowl.

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

Installation:

Tighten down fan impeller using special tool 11 5 040.

Fig 2: Identifying Special Tool

Courtesy of BMW OF NORTH AMERICA, INC.

Tightening torque 11 52 1AZ. Refer to 11 52 FAN .

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

Unfasten screws and detach fan from fan coupling.

Fig 3: Detaching Fan

Courtesy of BMW OF NORTH AMERICA, INC.