BMW X5: Control Unit Box
REMOVING AND INSTALLING/REPLACING ELECTRONICS BOX
IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DAMAGE (ESD PROTECTION).
NOTE: Follow instructions for removing and installing electronic control units.
Necessary preliminary tasks:
- Read fault memory
- Disconnect negative battery cable
- Remove ELECTRONICS BOX FAN
- Remove DISTRIBUTION BOX (PASSENGER COMPARTMENT)
- Release control unit holder; if necessary, release CD changer
Release screws (arrows) behind sound insulation.
Disconnect wiring harness on engine compartment side on right.
Remove electronics box.
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Fig. 80: Locating Electronics Box
Installation:
Make sure gasket (1) is correctly seated on electronics box.
Read fault memory.
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Fig. 81: Identifying Gasket
REPLACING FAN FOR ELECTRONICS BOX (N62)
IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DAMAGE (ESD PROTECTION).
Necessary preliminary tasks:
- Switch off ignition.
- Follow instructions for disconnecting and connecting battery.
- Disconnect battery ground terminal.
- Remove right fresh air duct.
IMPORTANT: Follow instructions for removing and installing electronic control units.
Release screw (2).
Remove cover (1) of equipment box in direction of arrow towards right.
Installation:
Push on cover (1) of equipment box in direction of arrow towards left into holder (3).
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Fig. 82: Detaching Cover Of Equipment Box
Disconnect plug connections (1 to 6).
Remove Valvetronic control unit, DME and integrated supply module.
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Fig. 83: Identifying Plug Connection
Unlock plug connection (3) on fan for electronics box and disconnect.
Release screws (1) on control unit carrier (2).
Remove control unit carrier (2) towards top.
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Fig. 84: Identifying Plug Connection And Control Unit Carrier
Release screws (1).
Remove fan (2) in direction of arrow.
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Fig. 85: Removing Fan And Screws
Check function of DME.
Engine Electrical System - Tightening Torques
IGNITION WIRES, SPARK PLUGS
SPARK PLUGS
TECHNICAL DATA - SPARK PLUGS
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ELECTRONIC SWITCHING OR CONTROL UNIT
ELECTRONIC SHIFT UNITS OR CONTROL UNITS
TECHNICAL DATA - ELECTRONIC SHIFT UNITS OR CONTROL UNITS
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ALTERNATOR WITH DRIVE AND MOUNT
ALTERNATOR WITH DRIVE AND MOUNTING PARTS
TECHNICAL DATA - ALTERNATOR WITH DRIVE AND MOUNTING PARTS
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ALTERNATOR WITH DRIVE AND MOUNTING PARTS
TECHNICAL DATA - ALTERNATOR WITH DRIVE AND MOUNTING PARTS
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REGULATOR
GOVERNOR
TECHNICAL DATA - GOVERNOR
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STARTER WITH MOUNTING
STARTER AND MOUNTING PARTS
TECHNICAL DATA - STARTER AND MOUNTING PARTS
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STARTER MOTOR WITH MOUNTING
TECHNICAL DATA - STARTER MOTOR WITH MOUNTING
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STARTER LEAD
STARTER CABLE
TECHNICAL DATA - STARTER CABLE
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WIRES TO STARTER
TECHNICAL DATA - WIRES TO STARTER
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OIL PRESSURE/OIL TEMPERATURE GAUGE
OIL PRESSURE, OIL TEMPERATURE, OIL LEVEL DISPLAY
TECHNICAL DATA - OIL PRESSURE, OIL TEMPERATURE, OIL LEVEL DISPLAY
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COOLANT TEMPERATURE
TECHNICAL DATA - COOLANT TEMPERATURE
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SENSOR FOR CONTROL UNIT
TECHNICAL DATA - SENDERS FOR CONTROL UNIT
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CONTROL UNIT BOX
CONTROL UNIT HOUSING
TECHNICAL DATA - CONTROL UNIT HOUSING
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READ NEXT:
SEE MORE:
Removing And Installing Front Left Side Panel
Observe gap dimensions.
CAUTION: Do not damage adjoining body parts.
Necessary preliminary tasks:
Remove front bumper trim.
Remove wheel arch cover at front.
Remove trim for cover on side member.
Remove trim on wheel arch.
Remove gutter strip.
Fig. 180: Identifying Front Side Panel Bolts
Exhaust System, Complete
REMOVING AND INSTALLING COMPLETE EXHAUST SYSTEM (N52K)
Special tools required:
31 2 220 31 2 220 SUPPORT PLATE
WARNING: Scalding hazard!
Only perform this work after engine has cooled down.
Danger of injury!
Removal of the exhaust system must be carried out with the assistance of a
second person
