REPLACING ALTERNATOR BELT PULLEY
Special tools required:
12 7 110.
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
Principle
Depending on the equipment, some heating and
cooling functions can be automatically activated
depending on the outside temperature.
General information
The outside temperature at which the functions
are to be automatically activated can be set via
iDrive.
Activation is performed if the ou