INSTRUMENTS AND CONTROLS
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* Option/accessory. 93
when the windscreen wipers or rear fog lamp are
activated.
WARNING
This system help to save energy - it cannot
determine in all situations when daylight is too
weak or sufficiently strong, e.g. in mist and
rain.
The driver is always responsible for ensuring
that the car is driven with the correct beam
pattern for the traffic situation and in accord-
ance with applicable traffic regulations.
Related information
•Main/dipped beam (p. 93)
•Light switches (p. 90)
Tunnel detection*
Tunnel detection changes the lighting from day-
time running lights to dipped beam when the car
is driven into a tunnel.
The tunnel detection function is available in cars
with rain sensor*. The sensor detects the
entrance to a tunnel and resets the lighting from
daytime running lights to dipped beam. Approx.
20 seconds after the car has left the tunnel, the
lighting returns to daytime running lights. If the
car is driven into another tunnel within this time
period then dipped beam is kept switched on.
This avoids repeated changes to the car's light-
ing.
Note that the headlamp control's knob must
remain in position for tunnel detection to
work.
Related information
•Main/dipped beam (p. 93)
•Light switches (p. 90)
Main/dipped beam
With the knob for headlamp control in position
and the car's electrical system in key posi-
tion II or the engine running, the dipped beam is
activated automatically in poor light conditions.
Stalk switch and knob for headlamp control.
Position for main beam flash
Position for main beam
Dipped beam
With the knob in position, dipped beam is
activated automatically at twilight or when day-
light becomes too weak. Dipped beam is also
activated automatically if the windscreen wipers
or the rear fog lamps are activated.
With the knob in position dipped beam is
always switched on when the engine is running
or when key position II is active.