BMW X3 Service & Repair Manual: Removing and installing/replacing oil pressure switch (N47 D20 O1)
IMPORTANT: When working on the oil, coolant or fuel circuit, you must protect the alternator against dirt contamination.
Cover alternator with suitable materials.
Failure to comply with this procedure may result in an alternator malfunction.
Necessary preliminary work:
- Remove INTAKE SILENCER HOUSING .
- Remove INTAKE PORT .
- Remove left TRAILING LINK .
- REMOVE left partition wall for units compartment.
NOTE: The oil pressure switch is located beneath the high pressure pump.
IMPORTANT: A small amount of engine oil emerges when oil pressure switch is removed.
Have a cleaning cloth ready.
Release connector and remove.
Release oil pressure switch.
Installation note: Replace sealing ring.
Reassemble the vehicle.
Check engine oil level.
Removing and installing/replacing oil pressure sensor (N55)
Necessary preliminary work:
Switch off ignition.
Remove IGNITION COIL COVER.
WARNING: Risk of burning!
Only perform this repair work on an e ...
Replacing engine oil level sensor (N52T)
IMPORTANT:
Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DISCHARGE (ESD PROTECTION) .
Necessary preliminary work:
Switc ...
Other materials:
BMW X3 Service & Repair Manual > Engine wiring loom: Replacing section of wiring harness for injectors (N47 D20 O1)
IMPORTANT:
Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DAMAGE
(ESD PROTECTION) .
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 rear aco ...