Principle
The Tire Pressure Monitor monitors the tire
pressure and issues a warning if the tire pressure
has dropped.
General information
Sensors in the tire valves measure the tire inflation
pressure and tire temperature.
Using the tire settings in iDrive, the system can
automatically compare the
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