Wiper/Washer System: Description And Function
Wiper/Washer System Components:
Washer System Description and Function
- Windshield wiper relay
- Windshield wiper speed control relay
- Windshield wiper/washer switch
- Windshield wiper motor fuse
- Windshield washer pump fuse
- Body control module (BCM)
- Rear wiper blade
- Rear washer pump relay
- Rear washer pump fuse
- Underhood fuse box (contains windshield washer pump PCB relay)
- Washer filler neck cap
- Washer tank with level sensor
- Front washer hose
- Rear washer hose
- Rear wiper motor
- Rear wiper arm
- Rain light HUD sensor
- Front wiper motor
- Front wiper arm
- Rear rain light sensor
- Rear windscreen bracket
Technical Description:
The construction type of the front wiper system is a tandem system.
The construction type of the rear wiper system is a single arm pendulum wiper system.
Washer fluid is sprayed onto the windshield and rear window when the driver, sitting in the driver's seat, operates the lever on the steering column beside the steering wheel. The windscreen washer system is coupled with the wiper system by means of an electronic control unit. After the driver has initiated the spraying of the windscreen, this is followed by automatic wiping at a set, fixed frequency.
Wiping pattern - view looking from front of vehicle
Scope of syndicate
Auto rear wiper function:
Uses the Rain light sensor (1), attached to windscreen bracket (2), to determine when wipe is required.
Schematic Diagram:
Front wiper
Rear wiper
Washer
Operation: (Use Cases)
Turn the steering column switch to the corresponding position 1 - 6.
- Windshield wiping with washer fluid
- Sensitivity of the rain sensor
- Single windshield swipe
- Windshield wipers off
- Automatic windshield wiping, first speed
- Automatic windshield wiping, second speed
Turn the steering column switch to the corresponding position 1 - 5.
- Rear wiping with washer fluid
- Switches off automatic rear wiping
- Switches on automatic rear wiping
- Rear wiping with washer fluid
- Turn on/off rain sensor
Auto rear wiper function:
Activated in Vehicle Settings.