BMW X5: Engine Electrical System V8 (N62TU)
BMW X5 (G05) 2019-2026 Service & Repair Manual / Engine Electrical System / Engine Electrical System V8 (N62TU)
- Troubleshooting
- Ignition Wires, Spark Plugs
- Ignition Coil
- Electronic Switching Or Control Unit
- Alternator With Drive And Mount
- Regulator
- Starter With Mounting
- Starter Lead
- Engine Wiring Loom
- Oil Pressure, Oil Temperature Gauge
- Control Unit Box
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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
SEE MORE:
Air Pump, Lines And Connectors
REMOVING AND INSTALLING/REPLACING AIR PUMP (N62)
Remove upper section of intake filter housing.
Release retaining screws on coolant expansion tank.
Remove suction filter housing.
Remove raw air housing.
Unlock and disconnect pressure and suction lines (1).
Loosen screws (2).
Loosen screw (3).
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 COILS.
Unscrew spark plugs with special tool 12 1 171.
Installation:
Tighten down spark plugs with sp
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