P82.30-0335-01
Function principle of windshield washer pump
M5/1 Windshield washer pump 1 Actuation for washing windshield
Circuit 31 2 Actuation for washing rear window
+ Circuit 15 or 15R
The motor of the windshield washer pump (M5/1) is actuated by the signal acquisition and actuation module (SAM) (N10/1) via the double windshield washer relay (K40/2k3). The polarity of the operating voltage for the motor and therefore the direction of rotation depends on the relay coil actuated.
The pump pumps water from the washing water reservoir to the windshield washer or rear window washer depending on the direction of rotation of the motor.