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Home >> Mercedes Benz >> 2008 >> E550 Base >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Alarm, Entertainment, Lighting & Wiper/Washer -- Basic Knowledge -- E550 (211.072) >> Basic Knowledge >> Washer nozzles/washer nozzle hose heater, function - GF82.35-P-3003T

Washer nozzles/washer nozzle hose heater, function - GF82.35-P-3003T

MODEL 211.0 /2 up to 31.5.06 except CODE (494) USA version except CODE (498) Japan version 

MODEL 211.0 /2 up to 30.6.06 with CODE (494) USA version with CODE (498) Japan version 

MODEL 211.0 /2 as of 1.6.06 except CODE (494) USA version except CODE (498) Japan version with CODE (875) Heated windshield washer system 

MODEL 211.0 /2 as of 1.7.06 with CODE (494) USA version with CODE (498) Japan version with CODE (875) Heated windshield washer system 

Fig 1: Networking Of Washer Nozzles/Washer Nozzle Hose Heater Components
G07504568Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Shown on model 211.2 

Function 

The washer nozzle heater and the washer nozzle hose heater are automatically switched on if:

Switch off is accomplished automatically when:

Actuation of heating elements 

The washer nozzle heater and the washer nozzle hose heater are actuated by the driver-side SAM control unit.

Model 211.2 only 

The tailgate washer nozzle heater is actuated by the rear-end door control unit.

IMPORTANT In the event of missing or implausible values (outside temperature, circuit 61) the heating elements are not actuated.

Outside temperature sensor, location/task/function B14 GF83.57-P-2110T
Driver-side SAM control unit with fuse and relay module, location/task/design N10/1 GF54.21-P-4109T
Electronic ignition switch control unit, location/task N73 GF80.57-P-4120T
Central gateway control unit, location/task N93 GF00.19-P-4100T
Rear-end door control unit, location/task N111
Model 211.2
GF68.80-P-4002TA