See also:

Washer/wiper system
Do not switch on the wipers if frozen<> Do not switch on the wipers if they are frozen onto the windshield; otherwise, the wiper blades and the windshield wiper motor may be damaged.&# ...

Wiper blade replacement
Do not fold down the wipers without wiper blades Do not fold down the wipers if wiper blades have not been installed; this may damage the windshield.◀ ...

Car care products
BMW recommends using cleaning and care products from BMW, since these have been tested and approved. Car care and cleaning products Follow the instructions on the container. When cleaning the ...