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
Manufactured by AMP: The following contact types without strand sealing can
be fitted in the plug housing
MQS (Micro Quadlock System)
MPQ, width 2.8 mm (Micro Power Quadlock)
MPQ, width 5.2 mm (Micro Power Quadlock)
Socket housing:
Raise lock (1) on housing (2).
Push contact carrier (3) from
REMOVING AND INSTALLING/REPLACING COOLANT THERMOSTAT (N62)
WARNING: Danger of scalding!
Only perform these tasks on an engine that has cooled down.
Recycling:
Catch and dispose of drained coolant.
Observe country-specific waste-disposal regulations.
Follow instructions for working on cooling syste