BMW X3 Service & Repair Manual: Removing and installing/replacing starter motor (N55)
Necessary preliminary tasks:
- Switch off ignition.
- Disconnect BATTERY NEGATIVE LEAD .
- Remove INTAKE PLENUM .
Unlock connector (1) and remove.
Release nuts (2) and disconnect positive battery cables.
Release screws (3).
Remove starter motor (4).
Installation note:
Check starter pinion and ring gear for damage. Replace starter motor if necessary.
Only during starter replacement and on vehicles with MSA (automatic engine start-stop function):
- Use BMW diagnosis system to reset the starter counter.
Removing and installing/replacing starter motor (N52T)
IMPORTANT:
Aluminum-magnesium materials.
No steel screws/bolts may be used due to the threat of electrochemical corrosion.
A magnesium cr ...
Replacing solenoid switch
Turn off ignition.
Remove starter motor.
Release nut (1).
Remove cable lug (2).
CAUTION:
Do not turn cable lug (2) while tightening down ...
Other materials:
BMW X3 Service & Repair Manual > Troubleshooting: Instructions for removal and replacement of control units
IMPORTANT:
Disconnecting the vehicle battery will cancel the fault memories of control units.
Consequently, before disconnecting the car's battery, always interrogate the fault
memories. Investigate stored faults and, once any faults have been remedied, cancel the
fault memory. ...