The Check Control system monitors functions in the vehicle and notifies you of malfunctions in the monitored systems.
A Check Control message is displayed as a combination of indicator or warning lights and text messages in the instrument cluster and in the Head-up Display.
In addition, an acoustic signal may sound and a text message may appear on the Control Display.
BMW X3 Service & Repair Manual > Oil pressure/oil temperature/oil gauge: Removing and installing/replacing oil level sensor for engine oil
(N47 D20 O1)
IMPORTANT:
Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC
DISCHARGE (ESD PROTECTION) .
Necessary preliminary tasks:
Switch off ignition
Remove front UNDERBODY PROTECTION .
Drain ENGINE OIL .
Unlock connector (1) and remove.
Unscrew nuts.
Remove oil level se ...