gf8235p3003le

Washer nozzles/washer nozzle hose heater, function

Type gf · topic 82.35 · version 0100 · 2008-06-10

Applies to: MODEL 216.3, 221.0 /1 as of model year 09/YoM 08

Where it sits

Function group 3 Body › 82 Electrical system, body › 82.35 Windshield washing system — Series 216 (models 3**) · Series 221 (models 0**, 1**)

GF82.35-P-3003LE

Washer nozzles/washer nozzle hose heater, function

5.5.08

MODEL 216.3, 221.0 /1 as of model year 09/YoM 08

Function requirements, general

Circuit 61 ON

Circuit 15 On

Washer nozzle/washer nozzle hose heater, general

The washer nozzle heater and the washer nozzle hose heater (with code (875) Heated windshield washer system) prevent the washer fluid in the washer nozzle and in the washer nozzle hose from freezing.

Function sequence for washer nozzle/washer nozzle hose heater

The outside temperature indicator temperature sensor (B14) determines the outside temperature. The information is read in by the front SAM control unit with fuse and relay module (N10/1).

At an outside temperature of T < 5 °C, the washer nozzle heater (R2/1) and the washer nozzle hose heater (R2/11) (with code (875) Heated windshield washer system) are switched on by the front SAM control unit.

If the outside temperature increases to T > 8 °C, the washer nozzle heater and the washer nozzle hose heater are switched off by the front SAM control unit.

Electrical function diagram for washer nozzle/washer nozzle hose heater

Model 216

PE82.35-P-2052-97CAA

Model 221

PE82.35-P-2052-97SAA

Front SAM control unit with fuse and relay module, component description

N10/1

GF54.21-P-6070LE

Component description for the EZS control unit

N73

GF80.57-P-6003LE

Referenced documents