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
Do not start the engine with help of starting sprays.
Preparation:
Conform with the following when starting engine with starting cable.
Ensure that jump lead wires are to appropriate cross-section size.
Only use fuse-protected jump leads.
Check whether the current supplying battery has 12 V volt
Principle
The Auto Start/Stop function helps save fuel.
The system switches off the engine during a
stop, for instance in traffic jam or at traffic lights.
Drive-ready state remains switched on. The engine
starts automatically for driving off.
General information
After each engine start using the