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Home >> Mercedes Benz >> 2020 >> E350 Base >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Air Intake, Turbocharging - 213 Chassis 1 Of 2 >> Testing & Repair >> Remove/Install Charge Air Cooler >> Remove/Install Charge Air Cooler - AR09.41-P-6817MND

Remove/Install Charge Air Cooler - AR09.41-P-6817MND

Engine 276.8 in model 213, 238 

Fig 1: Charge Air Cooler Components Location - Engine 276.8 In Model 213
G13744691Courtesy 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 avoiding damage through contamination and foreign objects   AH00.00-P-5000-01A
  Notes on coolant   AH20.00-N-2080-01A
REMOVINGINSTALLING Remove/install     
1 Drain coolant from low-temperature circuit INSTALLATION IMPORTANT Install only lower front and right engine compartment paneling after a leak test. AR09.41-P-6834MND
2 Remove left charge air pipe   AR09.41-P-1327MND 
3 Remove right charge air pipe   AR09.41-P-1326MND 
4 Loosen clamp (5)    
5 Remove coolant hoses on coolant connections (2)   AR20.20-P-7441-01RQ
6 Remove vent line (4) on charge air cooler (3)    
7 Release and disconnect electrical connection at charge air temperature sensor (10)    
8 Release and disconnect electrical connection at pressure sensor upstream of throttle valve (11)    
9 Unclip retaining clamp (1), pull charge air cooler (3) to the front and to the left side of vehicle and remove upwards    
10 Close off openings of the charge air cooler (3) with protective covers When reusing the charge air cooler (3).  
REFER TO SPECIAL TOOLS 001 589 02 91 00 Set of protective covers   WS01.00-N-0112B
REFER TO SPECIAL TOOLS 001 589 01 91 00 Set of protective covers   WS01.00-P-0111B
11 Unfasten clamp (8) and remove boot (9) When replacing the charge air cooler (3).
A damaged boot (9)

Replace boot (9).
 
12 Modify a charge air temperature sensor (10) When replacing the charge air cooler (3).  
13 Modify a pressure sensor upstream of throttle valve (11) When replacing the charge air cooler (3).  
WARNING Risk of accident  from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running. Secure vehicle to prevent it from starting off by itself. Wear buttoned-up and snug-fitting work clothes. Do not touch hot or rotating parts. AS00.00-Z-0005-01A
14 Perform an engine test run and check engine for proper operation and leaktightness    
15 Install in the reverse order