General Information
Working on ignition system
Removing and installing electronic control units
Welding work (overload protection of control units)
Disconnecting and connecting battery
Disconnec
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
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
REMOVING AND INSTALLING/REPLACING WATER PUMP (N62/N62TU)
WARNING: Only carry out work on the cooling system after the engine has
cooled
down (risk of scalding ).
Follow instructions for working on cooling system.
Necessary preliminary tasks:
Drain and dispose of coolant from radiator.
Remove fa
Window safety
switch
Power windows
Exterior mirror adjustment button
Central locking system
Unlocking
Locking
Seating comfort features
Front passenger seat
functionality
Memory function
Massage function
Opening and closing the
tailgate
Steering column stalk, left
Turn