BMW X3 Service & Repair Manual: Replacing engine oil level sensor (N52T)
IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DISCHARGE (ESD PROTECTION) .
Necessary preliminary work:
- Switch off ignition.
- Remove REINFORCEMENT PLATE .
- Drain ENGINE OIL .
Release connector (1) and remove.
Unscrew nuts.
Remove oil level sensor (2).
Installation note:
Clean sealing surface on oil sump.
Replace gasket on oil level sensor.
An excessively low torque value will result in oil leaks.
An excessively high torque value will result in damage to the oil level sensor.
Top up engine oil.
NOTE: Check stored fault message.
Delete fault memory.
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 w ...
Switches and relays
REPLACING POWER DISTRIBUTION MODULE (N20, N52T, N55)
Necessary preliminary tasks:
Switch off ignition.
Disconnect BATTERY NEGATIVE LEAD .
Rem ...
Other materials:
BMW X3 Owners Manual > Notes: Reporting safety defects
For US customers
The following only applies to vehicles owned
and operated in the US.
If you believe that your vehicle has a defect
which could cause a crash or could cause injury
or death, you should immediately inform
the National Highway Traffic Safety Administration
NHTSA, in addition t ...