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
SEE MORE:
Engine-Off / Coasting
Principle
Under certain conditions the engine is automatically
decoupled from the transmission in the D
selector lever position. The vehicle continues
traveling with the engine idling to reduce consumption.
Selector lever position D remains engaged.
This driving condition is referred to as
coastin
Checking/Topping Up Fluid Level In Automatic Transmission (GA6HP26Z)
IMPORTANT: Use only the approved transmission fluid.
Failure to comply with this requirement will result in serious damage
to the
automatic transmission!
Installation:
Tighten down filler plug using
1. Hexagon wrench 8 A/F.
2. Torque wrench.
3. Socket 8 A/F.
Fig. 1: Hexagon Wrench 8 A/F
Topping
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