CITROËN C3 Handbook page 116

Lighting and visibility
Rear wiper
Rear wiper selection ring:
Park.
Intermittent wipe (proportional to the
vehicle speed).
Wash-wipe (set duration).
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Reverse gear
When reverse gear is engaged, the rear wiper
will come into operation automatically if the
windscreen wipers are operating.
Activation or deactivation of this automatic
function can only be set via the touch screen.
F In the Driving menu, select the
"Vehicle settings" tab.
F Select "Comfort" then "Rear
wiper in reverse".
This function is activated by default.
If a significant accumulation of snow or
ice is present, or when using a bicycle
carrier on the boot, deactivate the
automatic rear wiper.
Windscreen wash
Pull the wiper stalk towards you. The
windscreen wash, then the windscreen wipers,
operate for a pre-determined time.
The screenwash jets are not adjustable.
Do not try to move them (risk of
damage).