11 28 010 Replacing alternator drive belt (N62/N62TU)

WARNING: This page is about a different car, the 2005 BMW 545i and 2004 BMW 545i. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

For Special Tool identification, see ENGINE- SPECIAL TOOLS - 5-SERIES (E60) .

Special Tools Required:

11 3 340

Necessary Preliminary Tasks:

Remove fan clutch with fan impeller (E65/66). Refer to 11 52 020 REMOVING AND INSTALLING OR REPLACING FAN CLUTCH (N62) .

NOTE: If the drive belt is to be reused: Mark direction of travel and reinstall drive belt in same direction of travel.

Pretension belt tensioner slowly and carefully with a Torx socket as far as it will go and secure with special tool 11 3 340.

Remove drive belt.

IMPORTANT: If contaminated with hydraulic fluid: Replace drive belt.

Fig 1: Securing Belt Tensioner Using Pin

Courtesy of BMW OF NORTH AMERICA, INC.

Put on the drive belt.

Remove special tool 11 3 340.

Installation:

Check that drive belt is correctly positioned on pulleys.

Fig 2: Identifying Correctly Positioned Drive Belt

Courtesy of BMW OF NORTH AMERICA, INC.