Windshield Washer Spray Nozzle: Description and Operation

GF82.35-P-3003PQ Washer Nozzles/Washer Nozzle Hose Heater, Function

MODELS 203.0 /2 /7 as of 24.4.04
- with CODE (875) Heated windshield washer system







1 Circuit status
2 Outside temperature
3 Engine running
4 Switch on washer hose heater/ washer nozzle heater
B14 Ambient temperature display temperature sensor
G2 Alternator
N10/1 Front SAM control unit with fuse and relay module
N73 DI control unit
R2/1 Washer nozzle heater
R2/11 Washer nozzle hose heater
CAN-B Controller area network bus class B (interior compartment) (CAN B)

Function
The washer nozzle heater (R2/1) and the washer fluid hose heater (R2/11) are automatically switched on if:
- Circuit 61 ON (engine running) and
- an outside temperature of less than 5 °C is detected.

Switch off is accomplished automatically when:
- Term. 61 OFF (motor OFF) or
- an outside temperature of greater than 8 °C is detected.

Actuation of heating elements
The washer nozzle heater (R2/1) and the washer nozzle hose heater (R2/11) are actuated by the front SAM control unit with fuse and relay module (N10/1).