BMW 7 Series: Safety Information For Working On Vehicles With Automatic Engine Start-Stop Function (MSA)
WARNING: If the engine hood/bonnet contact is pulled upwards (workshop mode), the information "switch closed" is output. The automatic engine start-stop function is active.
An automatic engine start is possible.
Observe safety precautions when working on MSA vehicles
Before carrying out practical work on the engine, always ensure that the MSA functionality is deactivated so as to prevent automatic engine starting while work is being carried out in the engine compartment.
MSA function is deactivated by
- Deactivate MSA by means of button (1) in passenger compartment
- Open seat belt buckle and driver's door
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Fig. 12: Identifying MSA Button
- Open engine bonnet/hood and ensure that engine hood/bonnet contact is not in workshop mode
- Workshop mode
A = 10 mm - Basic setting (engine hood/bonnet open)
B = 7 mm
To make sure that the engine hood/bonnet contact is at the basic setting, if necessary press the hood/bonnet contact up to the limit position before starting work and slowly release.
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Fig. 13: Identifying Engine Hood/Bonnet Basic Setting And Workshop Mode
When working with diagnosis tools
- Observe instructions in diagnosis tool
READ NEXT:
Ignition Wires, Spark Plugs
REPLACING ALL SPARK PLUGS (N54, N63, N74)
Necessary preliminary tasks
Switch off ignition.
Remove IGNITION COILS.
IMPORTANT: Wear safety goggles.
Oil and dirt particles may get into your eyes!
Cl
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
SEE MORE:
Functions
Wiping
The wiper/washer system is switched on and off with the wiper switch. The
wiper switch is an integral part of
the steering column switch cluster SZL.
Wiper Switch
The wiper switch on the steering column stalk does not lock in position. It
always returns to its start position
after every ope
Introduction
BMW Steering Systems - Innovative and technically always something special
Since the introduction of the first EPS electric power steering system on the
E85 in 2002, the variety of
technical innovations on steering systems has rapidly expanded. Before then the
following systems were used:
Hydrau
