12 51 100 Replacing Wiring Harness Section For Ignition Coil (N62)
WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.
Switch off ignition.
Installation:
Make sure seal of wiring harness section for ignition coils is correctly installed in electronics box.
IGNITION COIL WIRING HARNESS SECTION REMOVAL STEP
| Work step | Note: |
|---|---|
| Remove acoustic cover | |
| Remove ignition coil cover. | This work step is described in the section "REPLACING IGNITION COIL ". |
| Remove center of assembly compartment bulkhead. | |
| Remove electronics box cover. | |
| Detach grounding cable from cylinder head cover. | |
| Unclip cable duct. | |
| Unlock plug connections on ignition coils and disconnect. | Do not remove ignition coils This work step is described in the section "REPLACING IGNITION COIL ". |
| Unlock and detach plug connections on DME control unit. | Disconnect only plug connections of wiring harness section for ignition coils |
| Detach grounding cable from spring strut dome. | |
| Unclip and remove wiring harness. |
NOTE:
Interrogate fault memory of DME control unit.
Check stored fault messages.
Rectify faults.
Now clear the fault memory.
Check stored fault messages.
Rectify faults.
Now clear the fault memory.