Audi A4: Assist systems

 Child safety lock

The child safety lock prevents the rear doors from being opened from the inside and the rear power windows from being operated. Fig. 37 Drivers door: controls Applies to: vehicles with manual child safety locks Fig. 38 Rear door: manual child safety lock Vehicles with button Applies to: vehicles

 Windshield washer system

Fig. 163 Motor compartment: washer fluid reservoir cap The windshield washer reservoir contains the cleaning solution for the windshield/rear window* and the headlight washer system. The reservoir capacity can be found. To reduce the risk of lime scale deposits on the spray nozzles, use clean wat