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:
Removing And Installing/Replacing Seat Cover For Left Or Right Front
Seat (Comfort)
Special tools required:
00 9 317.
52 0 050.
Necessary preliminary tasks:
Remove front seat.
Remove both rear panels on front seat backrest.
Remove inner cover on front seat.
Remove thigh support.
Remove switch combination for seat adjustment.
WARNING: US/CDN front passenger seat (wit
Brake Booster
REPLACING VACUUM HOSE FOR BRAKE BOOSTER (N52K)
IMPORTANT: Before beginning work, fully press the brake pedal several
times to reduce the
vacuum pressure in the brake booster. This makes it easier to remove the
vacuum hose. Vacuum hose and non-return valve are welded together and are
replaced togeth
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