Rain/light sensor
Fig. 88 On the right of the steering c
olumn:
wiper lever.
1
Switch for setting the sensitivity of the
rain and light sensor.
A
The rain/light sensor is deactivated.
B
The rain/light sensor is active, automat-
ic wipe when nec
essary.
When the rain/light sensor is activated, it
a
utomatically controls the frequency of the
wiper intervals, depending on the intensity
of the rain.
Activating and deactivating the rain/
light sensor
1. Push the lever to the desired position
→ Fig. 88.
The automatic wipe function can be activa-
ted and deactivated in the vehicle settings
in the Infotainment system → page 34.
If the automatic wipe function is deactiva-
ted in the Infotainment system, the inter-
vals are set at fixed levels.
Adjusting the sensitivity of the rain/
light sensor
The sensitivity of the rain and light sensor
can be adjusted manually using the switch
in the wiper lever → Fig. 88
1 → .
1.
For high sensitivity, adjust the switch to
the right.
For low sensitivity, adjust the switch to
the le.
WARNING
The rain/light sensor cannot always de-
tec
t every rain shower and activate the
wipers.
·
If necessary, switch on the wipers man-
ually if the water on the windscreen re-
stricts the field of vision.
Troubleshooting
Washer uid level too low
The indicator lamp lights up yellow.
1. Fill up the washer fluid reservoir as soon
as possible → page 316.
Fault in wipers
The indicator lamp lights up yellow.
The wipers do not wipe.
1. Switch the ignition on and o.
2. If the fault persists, go to a correspond-
ingly qualified workshop.
Fault in rain and light sensor
The wipers are not switched on automati-
cally if it rains during rain/light sensor oper-
ation.
1. Switch the ignition on and o.
2. If the fault persists, go to a correspond-
ingly qualified workshop.
Changes in the response of the rain and
light sensor
Possible causes for faults and misinterpre-
tations relating to the sensitive surface of
the rain and light sensor → page 8 include:
— Damaged wiper blades: a film of water
or smears caused by damaged wiper
blades can increase the time the wipers
are switched on, can shorten the length
of the intervals between wipes or cause
the wipers to run quickly and continuous-
ly.
— Insects: insects hitting the windscreen
surface can cause the wipers to be acti-
vated.
116
Vision