Wiper motor, function - GF82.30-P-4104-01A

The motor is actuated by the signal acquisition and actuation module (SAM) (N10/1)  via the two relays wiper stage 1 (K40/2k1)  and wiper stage 2 (K40/2k2)  . In wiper stage 1 the wiper stage 1 relay (K40/2k1)  is switched, the wiper motor (M6/1)  operates at low speed.

In wiper stage 2 both relays are switched, the motor operates at high speed. The cam switch switches the SAM input to ground, when the windshield wiper runs through the park position