A : Motor damage, resulting in the wipers are not moving or weak.
B : Rod deformation, resulting in abnormal noise or pressure uneven brush not clean.
C : Rust on the rotating part, causing the wipers to be weak or loud or the wipers do not work properly.
D : Brush film aging or dirty, resulting in brush water cleaning or traces.
E : Brush sheet of soft steel in the head, resulting in scratched glass.
Haha~ Don’t worry. If you have any questions about wiper, call us, contact us on the website, or email us, we’ll check them all. Than heart