17In BriefAutomatic wiping with rainsensor 3:Move stalk upward$ = automatic wipingwith rain sensorAutomatic wiping $: the rain sensordetects the quantity of water on thewindscreen and automatically controls thewindscreen wiper. The sensitivity of thesystem can be adjusted using the adjusterwheel:Automatic wiping $:Less sensitive = to the leftMore sensitive = to the rightTo switch off, move stalk downwards.6 Further information – seepages 273, 274, 279.Operating windscreen andheadlight wash systems 3:Pull stalk towards steering wheelThe wiper is switched on for several wipeoperations. A single after-wipe occurs atspeeds of up to 80 mph (130 km/h).The headlight wash system 3 is ready foroperation when the headlights areswitched on. Wash fluid is sprayed onto theheadlights once. Then the headlight washsystem is disabled for 2 minutes.On vehicles fitted with rain sensor 3, keepthe sensor area clean.6 Further information – seepages 274, 279.Rear window wiper 3 andwash system 3 operation:Wiper on = Push stalkforwardWiper off = Push stalkforward againWash = Press and holdThe rear window wiper operates inintermittent mode. Rear window wipingtakes place automatically with thewindscreen wiper switched on and reversegear selected.When washing, the wiper swipes for a fewstrokes. At low speeds, there is a one-timepost-wash swipe.The rear window wash system isdeactivated when the fluid level is low.6 Further information – seepages 273, 274, 279.