Necessary preliminary work:
Release connector (1) and remove.
Slacken nut (2).
Disconnect positive battery cable from alternator.
Slacken nut (1).
Remove cover from idler pulley and undo bolt (1) beneath it.
Remove idler pulley.
Release screws (1).
Feed out alternator upwards and remove.
NOTE: Check stored fault messages.
Delete fault memory.
BMW X3 Service & Repair Manual > Control arms and struts: Replacing a control arm
Release screw.
Installation note:
Replace screw.
Tighten down screw connection in NORMAL POSITION .
IMPORTANT:
When installing, ensure that the tapered side of the bearing bush is connected first toward the
wheel carrier.
Slacken nut (1).
Unscrew bolt towards rear and remove c ...