12 31 020 Removing and installing or replacing alternator
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2010 BMW 535xi, 2010 BMW 535i, 2009 BMW 535xi, 2009 BMW 535i, and 2008 BMW 535xi. However, it is still accessible from the selected car via links, so may be relevant.
Necessary preliminary tasks:
- Switch off ignition
- Disconnect BATTERY NEGATIVE LEAD and cover
- REMOVE CHARGE-AIR DUCT
- Remove ALTERNATOR DRIVE BELT
NOTE:
In order to remove the alternator, it is necessary to remove
the A/C compressor.
In so doing:
In so doing:
- Do not draw off A/C system refrigerant.
- Do not detach refrigerant lines from compressor.
- Do not remove compressor; instead, remove from bracket only and place to one side.
Remove compressor from bracket.
NOTE:
For purposes of improved clarity, illustrations and description show compressor removed.
Release bolts a few turns until bracket (1) is loose. Do not remove bracket (1).
Tightening torque 64 52 5AZ .
Unlock plug (1) and remove.
Remove protective cap and release nut underneath.
Tightening torque 12 42 1AZ .
Disconnect line (2).
Release screws.
Remove bracket (1) and alternator (2).
Tightening torque 12 31 1AZ .