BMW X5: Engine Electrical System (6-Cyl.)
BMW X5 (G05) 2019-2026 Service & Repair Manual / Engine Electrical System / Engine Electrical System (6-Cyl.)
- Troubleshooting
- Ignition Wires, Spark
- Ignition Coil
- Electronic Switching On Or Control Unit
- Alternator With Drive
- Regulator
- Starter With Mounting
- Starter Lead
- Engine Wiring Loom
- Oil Pressure, Oil Tempe
- Control Unit Box
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Troubleshooting
CONTENTS OF ENGINE ELECTRICAL SYSTEM GENERAL
General Information -> Working on ignition system.
-> Removing and installing electronic control units.
-> Welding work (overload protection of co
Ignition Wires, Spark
REPLACING ALL SPARK PLUGS (N42, N40, N46, N45, N52, N52K, N51)
Special tools required:
12 1 171
12 1 200
Necessary preliminary tasks:
Switch off ignition
Remove ignition coils.
Unscrew spark p
Ignition Coil
NOTES ON CHECKING IGNITION SYSTEM
Troubleshooting -> Fault in fuel injection system
-> Spark plug faults
-> Ignition coil faults
-> Further fault patterns with evaluation
-> Additional
SEE MORE:
Driver Attention Camera
Principle
A camera that monitors driver activity is located
in the instrument cluster. The camera evaluates
the head position and eye opening and uses the data to analyze the attention of
the driver. This
system supports various vehicle assistance systems,
e.g.:
Fatigue alert.
Steering and traff
Compression Testing
In order for an engine to run smoothly and efficiently, the combustion
chamber must be free of leakage. An
engine with low compression in one or more cylinders is inefficient and will run
rough or lack in performance.
Low compression may or may not cause the MIL to illuminate.
Low compression ca
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