BMW X3 Service & Repair Manual: Ignition coil

Removing and installing/renewing all spark plugs (N55)

Special tools required: 12 1 220 12 1 230 Necessary preliminary tasks: Switch off ignition. Remove IGNITION COILS. IMPORTANT: W ...

Replacing ignition coils (N20)

Necessary preliminary tasks: Read out the fault memory of the DME control unit. Check stored fault messages and process procedure. Switch off ...

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BMW X3 Service & Repair Manual > Oil pressure/oil temperature/oil gauge: Removing and installing/renewing oil level sensor for engine oil (N55)
IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DISCHARGE (ESD PROTECTION) . Necessary preliminary tasks: Switch off ignition. Remove REINFORCEMENT PLATE . Drain ENGINE OIL . Unlock connector (1) and remove. Unscrew nuts. Remove oil level sensor ( ...