BMW X5: Control Unit Box
REPLACING FAN FOR ELECTRONICS BOX
NOTE: Follow instructions for removing and installing electronic control units.
- Remove control unit.
- Read fault memory. Switch off ignition.
Unclip plug (1).
Remove DDE control unit (3).
Remove relay plug-in (5) towards top.
Release screws (4).
Lift out device carrier (2).
Unfasten plug connection and disconnect.
Release air cowl (1).
Remove electric fan (2) with bracket.
Add final details to vehicle.
Read fault memory.
Additional Fault Notes For Troubleshooting
Necessary preliminary tasks:
- Connect diagnosis system
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Fig. 79: Identifying DIS
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Contents Of Engine Electrical System General
General Information
Working on ignition system
Removing and installing electronic control units
Welding work (overload protection of control units)
Disconnecting and connecting battery
Disconnec
SEE MORE:
Information On Replacing Shock Absorbers
Facts:
When a shock absorber is faulty on one side (leaking, noises, limit values
exceeded on the shock tester), often
both shock absorbers on the axle in question are replaced.
E32, E34, E38, E39 : In the case of rear spring struts with ride-height control,
there is always a slight oil
spillage
Valves With Springs
REMOVING AND INSTALLING/REPLACING ALL VALVES (N62) (CYLINDER HEAD
REMOVED)
Preliminary tasks are described in DISASSEMBLING AND ASSEMBLING CYLINDER
HEAD.
Remove valve springs.
Remove valve stem seals.
Remove valves from cylinder head.
Installation:
If necessary, check valve guide for wear.
If ne
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