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
Blue lights
High beams
High beams are switched on.
Additional information:
High beams.
Drive power
Reduced drive power due to a
cold drivetrain.
Additional information:
Power gauge.
Gray lights
Active Cruise Control with Stop&Go
function
Indicator light is illuminated:
the system
is interrupt
Data transmission
Principle
The vehicle offers different services, whose use
requires a data transfer to BMW or a service provider.
The data transmission can be deactivated
for some services.
General information
When the data transmission is deactivated, the
respective service cannot be used.
Only