11 28 010 Replace drive belt for alternator (B36A/B38A)

IMPORTANT: Risk of damage to the vibration absorber if the exact installation position is not observed.
Running the engine without a drive belt is not permitted.

Necessary preliminary tasks:

Remove RIGHT CHARGE-AIR DUCT

Removal:

NOTE: If the drive belt is to be reused, the direction of rotation must be marked.

Release expanding rivet (1).

Remove acoustic cover (2) towards bottom.

Fig 1: Installing Acoustic Cover

Courtesy of BMW OF NORTH AMERICA, INC.

Safety information:

Danger of injury when tensioning or releasing the drive belt.

Turn belt tensioner (1) in direction of arrow at bolt (2) with a suitable tool and hold in position.

Remove drive belt (3).

Slowly relieve tension on belt tensioner.

Fig 2: Drive Belt Routing Diagram

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Safety information:

Danger of injury when tensioning or releasing the drive belt.

NOTE: Observe direction of rotation of drive belt.

Turn belt tensioner (1) in direction of arrow at bolt (2) with a suitable tool and hold in position.

Fig 3: (Drive Belt Routing Diagram)

Courtesy of BMW OF NORTH AMERICA, INC.

Position drive belt (3).

Slowly relieve tension on belt tensioner.

Install acoustic cover (2) from below.

Fasten the expanding rivet (1).

Fig 4: Installing Acoustic Cover

Courtesy of BMW OF NORTH AMERICA, INC.