BMW X3 Service & Repair Manual: Replacing the wiring harness section for the engine transmission module (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 .
- Remove rear UNDERBODY PROTECTION .
- Remove cross member .
Overview of wiring harness section for engine transmission module (graphic shows wiring harness for vehicles with automatic transmission and four-wheel drive).
Detach all connectors from Power Distribution Module (1). Release wiring harness from bulkhead.
Disconnect plug connection (2).
Release screws (3) and lay wiring harness to one side.
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.
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 ...
Replacing wiring harness section for valvetronic servomotor (N20,
N26)
IMPORTANT:
Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC
DISCHARGE (ESD PROTECTION) .
Necessary preliminary tasks:
Read ...
Other materials:
BMW X3 Service & Repair Manual > Electronic chassis alignment: Notes on replacement of steering gear/steering column/steering shaft
following accident damage
Steering gear facts:
In the event of accidents or driving conditions similar to accidents, shock-like loads can cause different types of
damage to steering boxes. When a steering box is externally undamaged, it is sometimes only possible to
identify damage with great difficulty and with great ef ...