BMW X5 Owners & Service Manuals

BMW X5: Ignition Wires, Spark Plugs


Ignition Wires, Spark Plugs

Ignition Wires, Spark Plugs
Fig. 3: Firing Order (V8)


Special tools required:

Necessary preliminary tasks:

Unscrew spark plugs with special tool 12 1 171.


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
Fig. 4: Tightening Down Spark Plugs With Special Tool 12 1 171 And 12 1 172


 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 fault notes for troubles

 Electronic Switching Or Control Unit

REPLACING CONTROL UNIT (VALVETRONIC) Switch off ignition. Follow instructions for disconnecting and connecting battery. Disconnect battery. CAUTION: Follow instructions for removing and installing e

 Alternator With Drive And Mount

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


 Depending on equipment version: emergency brake function, Active PDC

Principle The emergency braking function of PDC initiates an emergency braking in case of acute risk of collision. General information Due to system limits, a collision cannot be prevented under all circumstances. The function is available below walking speed when driving in reverse or rolling back


Safety information Warning High gross weight can overheat the tires, damage them internally and cause a sudden tire pressure loss. Driving characteristics may be negatively impacted, reducing lane stability, lengthening the braking distances and changing the steering response. There is a risk of acc

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