BMW X3 Service & Repair Manual > Engine wiring loom: Removing and installing/replacing engine sensor system wiring harness module 1 (N20, N26)
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 .
Overview, engine sensor system wiring harness modu ...