BMW X3 Service & Repair Manual: Replacing wiring harness section for engine (N20)

BMW X3 Service & Repair Manual / Electrical / Engine wiring loom / Replacing wiring harness section for engine (N20)

IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DISCHARGE (ESD PROTECTION) .

Necessary preliminary tasks:

  • Read out the fault memory of the DME control unit.
  • Switch off ignition.
  • Remove intake PLENUM .

Electrical

Overview, engine sensor system wiring harness module 1.

Electrical

Release wiring harness if necessary from existing clips and clamps.

Feed out wiring harness and remove.

Installation note:

Check wiring harness installation arrangement.

Check plug connections for correct fit.

Check stored fault message.

Clear diagnostic fault entries from fault memory.

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