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Home >> Mercedes Benz >> 2021 >> C300 Base, 2D Convertible >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Air Intake, Turbocharging - 205 Chassis >> Testing & Repair >> Remove/Install Right Circulation Pump For Low-Temperature Circuit - AR09.41-P-6931MRI

Remove/Install Right Circulation Pump For Low-Temperature Circuit - AR09.41-P-6931MRI

Engine 264 in model 205, 253 

Fig 1: Right Circulation Pump (1) For Low-Temperature Circuit Components Location - Engine 264 In Model 205
G14185021Courtesy of MERCEDES-BENZ USA

Shown on model 205 

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 pressure. Do not pour coolant into beverage containers.
Wear protective gloves, protective clothing and safety glasses.
AS20.00-Z-0001-01A
  Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Drain off coolant.   AR20.00-P-1142MRI
2 Release and disconnect electrical connections (1).    
3 Remove coolant hoses (2, 3) from low-temperature circuit circulation pump 1 (M43/6)   AR20.20-P-7441-01RQ
4 Unscrew bolt (4). TORQUE SPECIFICATION M6 X 1 *BA00.10-P-1002-04A 
5 Remove low-temperature circuit circulation pump 1 (M43/6).    
6 Install in the reverse order.    
METRIC SCREWS/BOLTS AND NUTS AS PER MBN 10 105, 10 143

Number Designation 8.8 10.9
BA00.10-P-1002-04A M6 X 1 Nm 9 13