If your windscreen wiper motor linkage is worn and popping off this will prevent it. The Repair Channel can be fitted it in minutes, it just slides over the joint and is secured with the supplied locking wire. Note! short link will need 1-1.5mm removed from each side, see short link fitting instructions. Fitting Instructions please copy and paste youtu.be/NxYTkW2k8lY into your browserY .