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Home >> Mercedes Benz >> 2018 >> GLS450 >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Air Intake, Turbocharging - 166 Chassis >> Testing & Repair >> Remove/Install Charge Air Ducts >> Remove/Install Charge Air Ducts - AR09.41-P-8620GQC

Remove/Install Charge Air Ducts - AR09.41-P-8620GQC

Engine 276.8 in model 166, 251, 292 

Fig 1: Charge Air Ducts Components Location - Engine 276.8 In Model 166
G14134211Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
1 Remove partition wall between wheel wells Engine 276.8 in Model 251 AR62.30-P-2400RT
2 Remove upper engine cover    
3 Remove right and left engine air intake duct upstream of air filter    
4 Remove screw/bolts (4) and remove clamps TORQUE SPECIFICATION Screw/bolt, charge air pipe to turbocharger *BA09.41-P-1006-01R 
5 Remove screw/bolt (3)    
6 Loosen clamps (2)    
7 Detach right charge air pipe (1 r) and left charge air pipe (11) from ATLs and charge air coolers IMPORTANT Seal openings on charge air coolers and ATLs.  
    SPECIAL TOOL Set of protective caps Fig 2
8 Remove right charge air pipe (1r) and left charge air pipe (11) from engine compartment    
9 Detach pipe (5) from right charge air pipe (1r) and left charge air pipe When replacing the right charge air pipe (1 r) and left charge air pipe (11)  
10 Install in the reverse order    
DANGER 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 closed and snug-fitting work clothes. Do not touch hot or rotating parts. AS00.00-Z-0005-01A
11 Carry out an engine test run, checking the engine for proper operation and leaktightness    
CHARGE AIR PIPE/CHARGE AIR COOLING

Number Designation Engine 276.8
BA09.41-P-1006-01R Screw/bolt, charge air pipe to turbocharger Nm 9
Fig 2: Identifying Set Of Protective Caps (001 589 02 91 00)
G07491913Courtesy of MERCEDES-BENZ USA