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:
Initializing Rain/Light Sensor
NOTE: Initialization is necessary:
After replacing windshield
When installing a used rain/light sensor
NOTE:
Connect BMW diagnosis system
Initialize rain/light sensor.
REPLACING OPTICAL ELEMENT FOR SOLAR RAIN/LIGHT SENSOR
IMPORTANT: Read and comply with notes on protection against
electros
Rear automatic climate
control
Overview
Buttons in the vehicle
Climate control functions
Temperature.
Maximum cooling.
AUTO program.
Air flow, manual.
Intensity Auto program.
Air distribution, manual.
Seat heating.
Switching climate control
functions on/off
Functional requirement
The rear automatic climate control is not ready
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