BMW X3 Service & Repair Manual: Controller
REPLACING VOLTAGE REGULATOR
Necessary preliminary tasks:
- Switch off ignition
- Disconnect battery negative lead
- Notes on removing and installing electronic control units.
- Remove alternator
Bosch:
Release protective caps (1).
Bosch:
Release screw (1) and nuts (2), remove cover.
Bosch:
Release screws and remove regulator switch (1) in direction of arrow.
Bosch:
Installation:
Clean contact surfaces and check pretension of contact spring, replace regulator switch if necessary.
Measurement A = min. 5 mm.
Check collector ring for wear and recondition if necessary.
Valeo:
Slacken nut (1).
Slacken nut (2).
Release screws (3).
Release cover (4).
Valeo:
Release screws.
Remove regulator switch (1) towards top.
Valeo:
Installation:
Clean contact surfaces and check pretension of contact spring, replace regulator switch if necessary.
Measurement A = min. 5 mm.
Check collector ring for wear and recondition if necessary.
Installation:
Fit new regulator (1) with attached mounting sleeve (2) or locked carbon brush.
Pull off mounting sleeve (2) and replace with cover (3).
Removing and installing/replacing alternator (N47 D20 O1)
Necessary preliminary work:
Read out the fault memory of the DDE control unit.
Switch off ignition.
Disconnect BATTERY EARTH LEAD .
Remove I ...
Other materials:
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 ...
BMW X3 Owners Manual
BMW X3 Service & Repair Manual
