A "wiper" is an object or device used to clean or clear something by moving back and forth, usually to remove dirt, water, or other substances. Full definition
Such as remote keyless entry, variably intermittent wipers, a trip computer, front bucket seats, lane departure warning, power windows, an overhead console, and air conditioning. (sloanetoyotaphiladelphia.com)
The repair order on this car stated «Customer states please check rear wiper blade». (humblemechanic.com)
It has heated, power adjusted outside mirrors, automatic headlamps and rain sensing wipers as well. (cardekho.com)