Lights and vision 67
Controls Safety Driving tips General maintenance Self-help Technical data
Note
• Check that the washer fluid reservoir is full before starting a long
journey. Filling the reservoir ⇒ page 267.
• Worn or dirty wiper blades can cause smearing on the glass
which can also impair the effectiveness of the rain sensor. Please
check the wiper blades regularly.
Applies to vehicles: with headlight washers
Headlight washer system
The headlight washer system only operates when the lights
are switched on.
– Move the automatic wash and wipe lever to position
⇒ page 65, fig. 67.
The headlight washer system is always activated the first time you
operate the automatic wash and wipe. Subsequently, it is only acti-
vated about every five wash and wipe cycles. The headlights are
always washed if you hold the lever for longer than about
2seconds.
The headlight washer jets come out of the bumper automatically
(under water pressure).
Clean off stubborn dirt (insects, etc.) from the lenses at regular
intervals, for instance when stopping for fuel.
To ensure that the system works properly in winter, keep the nozzle
holders free of snow and remove any ice with a de-icer spray.
Service position
Use the service position to change the wiper blades.
You can set the wipers to the service position on the sound
system or MMI*.
– If the wiper blades are not frozen to the windscreen,
move the windscreen wiper lever to the "off" position
⇒ page 65, fig. 67.
– Select: Function selector button > Windscreen
wipers > Service position ⇒ fig. 68.
• on - the wiper blades can only be replaced when the wiper arms
are in the service position ⇒ fig. 69. If you only work on the wipers
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