BMW X5: Troubleshooting
- Contents Of Engine Electrical System General
- Instructions For Removing And Installing Electronic Control Units
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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
Instructions For Removing And Installing Electronic Control Units
IMPORTANT:
Disconnecting the vehicle battery will cancel the fault memories
of control
units. Consequently, before disconnecting the car's battery, always
interrogate the fault memories. Invest
Ignition Wires, Spark Plugs
FIRING ORDER
Fig. 3: Firing Order (V8)
REPLACING ALL SPARK PLUGS (N62, N62TU)
Special tools required:
12 1 171
12 1 172
Necessary preliminary tasks:
Switch off ignition
Remove all IGNITION CO
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Checking Front And Rear Wheel For Face And Radial Runout
Special tools required:
36 1 030
Necessary preliminary tasks:
Check wheel bearings
Lift vehicle.
Check wheel with special tool 36 1 030 (measuring fixture) for lateral runout.
If applicable, remove balance weights.
Check lateral runout of rim with special tool 36 1 030 (measuring fixture).
Front Axle Suspension
REMOVING AND INSTALLING/REPLACING REINFORCEMENT PLATE
IMPORTANT: Observe safety when raising the vehicle.
Driving without reinforcement plate is not permitted!
Release bolts (1) for assembly underside protection at front.
Release bolts (2).
Remove reinforcement plate (3).
Installation:
Replace sc
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