Washer nozzles/washer nozzle hose heater, function

Function prerequisites:

 Circuit 61 (>> Engine running stable <<) and

 Circuit 15 = "ON"

The washing water hose heater and washer nozzle heater are actuated by the passenger side SAM control unit with fuse and relay module (N10/9) via semiconductor (Highside).

The washer fluid hose heaters and the washer nozzle heaters switch on and off depending on the outside temperature.

The outside temperature is detected by the temperature sensor for the outside temperature indicator (B14).

 Outside temperature < 5 °C: switch washing water hose heater and washer nozzle heater on

 Outside temperature > 8 °C: switch washing water hose heater and washer nozzle heater off