BMW X5: Ignition Wires, Spark Plugs
FIRING ORDER
![Ignition Wires, Spark Plugs](images/books/1905/index.96(9).png)
![Ignition Wires, Spark Plugs](images/books/1905/index.97(9).png)
Fig. 3: Firing Order (V8)
REPLACING ALL SPARK PLUGS (N62, N62TU)
Special tools required:
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 special tool 12 1 171 and special tool 12 1 172
(torque limiter).
Without special tool 12 1 172, observe tightening torque.
Tightening torque 12 12 1AZ.
![Ignition Wires, Spark Plugs](images/books/1905/index.98(9).png)
Fig. 4: Tightening Down Spark Plugs With Special Tool 12 1 171 And 12 1 172
READ NEXT:
NOTES ON CHECKING IGNITION SYSTEM
Troubleshooting
Fault in fuel injection system
Spark plug faults
Ignition coil faults
Further fault patterns with evaluation
Additional fault notes for troubles
REPLACING CONTROL UNIT (VALVETRONIC)
Switch off ignition.
Follow instructions for disconnecting and connecting battery.
Disconnect battery.
CAUTION: Follow instructions for removing and installing e
REPLACING ALTERNATOR BELT PULLEY
Special tools required:
12 7 110
Remove and install alternator drive belt.
Depending on alternator type, grip shaft with:
hexagon socket
multi-tooth socket or
SEE MORE:
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. Investigate stored faults and, once any
faults have been remedied, cancel the fault memory.
Control unit
General information
USB ports and fixtures for attaching special accessories,
for instance coat hangers, are located
on the backrests of the front seats.
Properties of the USB ports:
USB port Type C.
For charging of mobile devices.
Charge current: max. 3 A.
Further information is available fro