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Home >> Mini >> 2012 >> Cooper Base, 2D Convertible, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 1266 (Engine Electrical System - Repair) >> Alternator With Drive And Mounting >> 12 31... Replacing Alternator Belt Pulley
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12 31... Replacing Alternator Belt Pulley

WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2010 BMW M6, 2010 BMW M5, 2009 BMW M6, 2009 BMW M5, and 2008 BMW M6. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required: 

Remove and install alternator drive belt.

Depending on alternator type, grip shaft with:

Release nut with special tool 12 7 110.

Installation: 

Tightening torque. See ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUES .

Fig 1: Identifying Special Tool (12 7 110)
G04740393Courtesy of BMW OF NORTH AMERICA, INC.