Operation CHARM: Car repair manuals for everyone.

Function of Wipe/Wash Module (Low)



The following functions are activated:
1.Windscreen wiping
2.Windscreen washing

Windshield wiping:
When vehicle is stationary, wiper stage 1 is set back to intermittent wipe.
During intermittent wipe the interval time is adapted to the road speed.
the interval time for a stationary vehicle is 14 seconds.
the interval time of a moving vehicle is adapted to the road speed.
Stage 1: 16 - 40 km/h 8 seconds ±15%
Stage 2: 40 - 80 km/h 7 seconds ±15%
Stage 3: 80 - 110 km/h 6 seconds ±15%
Stage 4: 110 - 150 km/h 5 seconds ±15%
Stage 5: 150 km/h 4 seconds ±15%

Intermittent period cannot be programmed.

Windshield wash:
- Switch on terminal R or ignition.
- Briefly tipping the switch activates the windshield washing pump and switches the wipers on after a brief delay.

Blocking protection:
The wiper motor is switched off if the module does not receive a reset
contact signal within 16 seconds after activating the wiper motor.
the reset contact is integrated in the wiper motor (microswitch). the reset contact signal indicates the parked position of wiper blades
on the windscreen. the reset contact always switches when the parked
position of wiper blades on the windscreen is reached.