Necessary preliminary work:
Release screws (1).
Remove engine support arm.
BMW X3 Service & Repair Manual > Engine wiring loom: Replacing section of wiring harness for injectors (N47 D20 O1)
IMPORTANT:
Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DAMAGE
(ESD PROTECTION) .
Necessary preliminary work:
Read out the fault memory of the DDE control unit.
Switch off ignition.
Disconnect BATTERY EARTH LEAD .
Remove INTAKE FILTER HOUSING .
Remove rear aco ...