12 31... Replacing alternator belt pulley
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Special tools required:
- 12 7 110 , see ENGINE ELECTRICAL SYSTEM - SPECIAL TOOLS (N54, N63) .
Remove and install alternator drive belt.
Depending on alternator type, grip shaft with:
- hexagon socket
- multi-tooth socket or
- Torx socket wrench
Release nut with special tool 12 7 110.
Installation:
Tightening torque, 12 31 2AZ / 12 31 3AZ , see 12 31 ALTERNATOR WITH DRIVE AND MOUNTING PARTS .