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Home >> Mercedes Benz >> 2021 >> S500 >> Repair and Diagnosis >> Accessories & Equipment >> Wiper/Washer Systems >> Electrical System -- Body (2 Of 3) -- 223 Chassis >> Testing & Repair >> Remove/Install Washer Fluid Reservoir Heat Exchanger - AR82.35-P-6006S

Remove/Install Washer Fluid Reservoir Heat Exchanger - AR82.35-P-6006S

Model 223 

with code 874 (MAGIC VISION CONTROL incl. heated windshield washer system) 

Fig 1: Washer Fluid Reservoir Heat Exchanger Components Location - Model 223 With Code 874
G16192314Courtesy of MERCEDES-BENZ USA
WARNING Risk of injury  to skin and eyes suffering scalding from contact with hot coolantspray. Risk of poisoning  from swallowing coolant. Do not open cooling system unless coolant temperature is below 90°C. Open cap slowly and release the overpressure. Do not pour coolant into beverage containers.
Wear protective gloves, protective clothing and safety glasses.
AS20.00-Z-0001-01A
Notice  Notes on coolant   AH20.00-P-2080-01KOA
REMOVINGINSTALLING Remove/install     
1 Remove washer fluid reservoir (2).   AR82.35-P-6000S 
2 Unclip cap (3).    
3 Guide heat exchanger (4) out of washer fluid reservoir (2). IMPORTANT Collect escaping coolant using suitable vessel.  
4 Install in the reverse order.