BMW X3 Service & Repair Manual: 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 INTAKE FILTER HOUSING .
- Remove INTAKE PORT .
- Remove THROTTLE BODY .
- Remove INTAKE PLENUM .
- REMOVE drive belt for alternator.
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.
Removing and installing or replacing alternator (N55)
Necessary preliminary tasks:
Switch off ignition
Disconnect BATTERY EARTH LEAD and cover.
REMOVE LEFT CHARGE AIR DUCT .
Remove alternator DR ...
Controller
REPLACING VOLTAGE REGULATOR
Necessary preliminary tasks:
Switch off ignition
Disconnect battery negative lead
Notes on removing and installin ...
Other materials:
BMW X3 Service & Repair Manual > Compressor: (removing and installing) Replacing a/c system compressor (N47N)
Special tools required:
32 1 270
WARNING: Danger of injury!
Refrigerant circuit is under high pressure!
Observe the safety information for handling the R 134a refrigerant .
Avoid contact with refrigerant and refrigerant fluid.
FOLLOW SAFETY INSTRUCTIONS FOR HANDLING REFRIGERANT OIL !
...
BMW X3 Owners Manual
BMW X3 Service & Repair Manual
