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Home >> Mercedes Benz >> 2017 >> E300 Base >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Air Intake, Turbocharging - 213 Chassis 1 Of 2 >> Testing & Repair >> Remove/Install Low-Temperature Circuit Expansion Reservoir >> Remove/Install Low-Temperature Circuit Expansion Reservoir - AR09.41-P-0001MRH

Remove/Install Low-Temperature Circuit Expansion Reservoir - AR09.41-P-0001MRH

Engine 264 in model 213, 238, 257 

Fig 1: Low-Temperature Circuit Expansion Reservoir Components Location - Engine 264 In Model 213
G13744625Courtesy 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 pressure. Do not pour coolant into beverage containers.
Wear protective gloves, protective clothing and safety glasses.
AS20.00-Z-0001-01A
  Notes on coolant   AH20.00-N-2080-01A
  Notes on coolant level   AH20.00-P-1142-01CW
REMOVINGINSTALLING Remove/install     
1 Remove cap (1)    
2 Suction coolant out of expansion reservoir (3) SPECIAL TOOL Hand pump Fig 2
3 Remove vent line (4) from expansion reservoir (3)   AR09.41-P-1311-01AL
4 Remove screw/bolt (2) TORQUE SPECIFICATION Screw, low-temperature circuit expansion reservoir to crossmember *BA20.20-P-1002-02B 
5 Unclip and raise expansion reservoir (3) from crossmember (5)    
6 Remove coolant hose (6) from expansion reservoir (3) and close off with protective cover   AR09.41-P-1311-01AL
SPECIAL TOOL Set of protective caps Fig 3
7 Take out expansion reservoir (3)    
8 Install in the reverse order    
9 Check low-temperature circuit cooling system for leaktightness   AR09.41-P-1011MRH 
ENGINE RADIATOR, COOLANT HOSES AND LINES

Number Designation Engine 264
BA20.20-P-1002-02B Screw, low-temperature circuit expansion reservoir to crossmember Nm 8
Fig 2: Identifying Hand Pump (210 589 00 71 00)
G11975242Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Set Of Protective Caps (001 589 00 91 00)
G12079434Courtesy of MERCEDES-BENZ USA