85A-4V1 MR-376-X76-85A000$020.mif
85A
UCH
Vdiag No.: 0F
Screen wiper motor:
The role of the windscreen wiper motor is to provide windscreen cleaning.
Rear screen wiper motor:
The role of the rear screen wiper motor is to provide rear screen cleaning.
Combined wiper-washer:
The role of the combined wiper-washer control is to control the various washing and wiping functions.
Front and rear bidirectional washer pump:
– Without rear screen wiping:
The role of the screen washer pump is to supply washer fluid to the windscreen.
– With rear screen wiping:
The role of the bi-directional screen washer pump is to supply washer fluid from the same reservoir to either the
windscreen or the rear screen.
Heated rear screen:
The role of the heated rear screen is to defrost the rear screen.
UCH:
The UCH is used to manage all wiper functions (activation, wiper speed, etc).
WIPERS - WASHERS
Fault finding – Role of components
