12 31... Replacing alternator belt pulley: Procedure
WARNING: This page is about a different car, the 2003 BMW 530i, 2002 BMW 530i, and 2001 BMW 530i. However, it is still accessible from the selected car via links, so may be relevant.
Remove and install alternator drive belt.
Depending on alternator type, grip shaft with:
- Hexagon Socket
- Multi-Tooth Socket
- Torx Socket Wrench
Release nut with special tool 12 7 110.
Installation:
Tightening torque, refer to 12 31 2AZ or 12 31 3AZ in ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUES .