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
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Child restraint systems
with tether strap
Safety information
Warning
If the upper retaining strap is incorrectly used
for the child restraint system, the protective effect
is reduced. There is a risk of injury. Make
sure that the upper retaining strap does not run
over sharp edges and is not twisted as it
passes the upper anchor.
Warning
If
Removing And Installing/Replacing Control Unit For Active Front Steering
IMPORTANT: Read and comply with notes on protection against
electrostatic damage (ESD
protection)
Necessary preliminary tasks:
Disconnect battery negative lead.
Remove front left wheel arch cover (rear section).
Release nut (1) and disconnect ground cable.
Disconnect plug connections (2).
Unc
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