BMW X5: Distribution Box, Power
REPLACING DISTRIBUTION BOX (LUGGAGE COMPARTMENT)
WARNING: Observe safety instructions for handling vehicle battery.
Necessary preliminary tasks:
- Disconnect battery negative lead.
- Remove flap in luggage compartment panel on right.
Release expansion rivet (1).
Remove insulating mat (2).
Fig. 143: Identifying Expansion Rivet And Insulating Mat
Disconnect plug connection (1).
Release bolts (2).
Disengage distribution box in direction of arrow.
Disengage emergency actuator (3).
Fig. 144: Disengaging Distribution Box
Disconnect plug connection (1).
Fig. 145: Identifying Plug Connection
Disconnect plug connection (1).
Remove distribution box.
Fig. 146: Identifying Plug Connection
Replacement:
Remove fuses and relays.
REMOVING AND INSTALLING/REPLACING DISTRIBUTION BOX (ON BATTERY)
WARNING: Observe safety instructions for handling vehicle battery.
Notes and instructions on Intelligent Battery Sensor IBS.
Necessary preliminary tasks:
- Disconnect negative battery cable.
Disconnect plug connection (1).
Fold up covers (2).
Release nut (3) and remove cable shoe.
Tightening torque.
Fold up covers (5).
Unscrew nuts (4).
Tightening torque.
Using a screwdriver, expand locking bracket (6) at lower end and clip out.
Remove distribution box (2) towards top.
Fig. 147: Expanding Locking Bracket
READ NEXT:
Instructions For Disconnecting And Connecting Battery
Observe safety instructions for handling vehicle battery.
Before disconnecting battery:
Turn off the ignition and other electrical loads/consumers to prevent
sparking when reconnecting.
NOTE: If the
Instructions On Starting Aid
Do not start the engine with help of starting sprays.
Preparation:
Conform with the following when starting engine with starting cable.
Ensure that jump lead wires are to appropriate cross-section s
SEE MORE:
Crankshaft With Bearings
REPLACING CRANKSHAFT (N62/N62TU)
REFERENCE CHART
Operation
Remove engine.
Remove cylinder head (cylinder bank 1 to 4).
Remove cylinder head (cylinder bank 5 to 8).
Remove hub for vibration damper.
Removing lower timing case cover.
Removing oil pan.
Remove oil pump.
Removing piston.
Remove
Air Intake Ducting
With regard to the N54 engine, the air intake ducting plays a significant role
due to the requirements of a
turbocharged engine.
In principle, the energy of the escaping exhaust gases is utilized to
"pre-compress" the inducted fresh air and
thus introduce a greater air mass into the engine. This
