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Home >> Mercedes Benz >> 2021 >> GT 43 AMG >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Air Intake, Turbocharging -- 290 Chassis >> Testing & Repair >> Remove/Install Turbocharger >> Remove/Install Right Turbocharger - AR09.40-P-6027MNI

Remove/Install Right Turbocharger - AR09.40-P-6027MNI

Engine 177 in model 290 

MODIFICATION NOTES

22.09.2020 Position clamp (7). Operation step 6.  
25.10.2022 Clamp, boot to exhaust gas turbocharger/air filter Engine 177.8 BA01.20-P-1003-01J
25.10.2022 Clamp cuff on exhaust turbocharger/air filter Engine 177.8 BA01.20-P-1003-01J
G16557360Courtesy of MERCEDES-BENZ USA
G16557361Courtesy of MERCEDES-BENZ USA
WARNING Risk of injury.  Skin or eye injuries may result when handling hot or glowing objects. Wear protective gloves, protective clothing and safety glasses, if necessary. AS00.00-Z-0002-01A
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
WARNING Risk of burn injuries  , suffocation and poisoning when working on the exhaust system and the components connected to it. Risk of suffocation and risk of poisoning caused by inhalation of gaseous and solid components of the exhaust. Risk of poisoning  caused by skin contact with solid components of the exhaust. Wear protective clothing and safety glasses. Use the extraction system. Move people out of the danger zone. AS49.00-Z-0001-01A
CAUTION Risk of injury  caused by scraping or cutting body parts on sharp vehicle parts Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.
AS00.00-Z-0017-01A
CAUTION Risk of injury  to skin and eyes due to handling of engine oil. Risk of poisoning  caused by swallowing engine oil Wear protective gloves, protective clothing and safety glasses.
Do not fill engine oil into beverage containers.
AS18.00-Z-0001-01A
Notice  Notes on avoiding damage through contamination and foreign objects   AH00.00-P-5000-01A
REMOVINGINSTALLING Remove/install     
1 Remove left exhaust gas turbocharger.   AR09.40-P-6026MNI 
2 Remove boot (3) from right exhaust gas turbocharger (1). TORQUE SPECIFICATION Clamp, boot to exhaust gas turbocharger/air filter *BA01.20-P-1003-01J 
3 Remove charge air hose to charge air cooler from right exhaust gas turbocharger (1). TORQUE SPECIFICATION Bolt, clamp for charge air hose to charge-air distributor *BA09.41-P-1002-01X 
4 Remove coolant circuit bleed line of the right exhaust gas turbocharger (1).   AR20.20-P-1201MNI
5 Remove inerting line from bulkhead and place to one side. Engine 177 in model 290
with code 2U8 (Alternative refrigerant)
 
6 Open clamp (7). Align clamp between exhaust gas turbocharger and exhaust manifold AR09.40-P-6017-01MNE 
    INSTALLATION IMPORTANT Replace clamp (7) and position.  
    INSTALLATION IMPORTANT Only tighten clamp (7) once right exhaust gas turbocharger (1) has been secured with left exhaust gas turbocharger via SPECIAL TOOL template.  
    TORQUE SPECIFICATION Bolt, turbocharger clamp to exhaust manifold *BA09.40-P-1001-01ZA 
    SPECIAL TOOL Template Fig 1
7 Remove right exhaust gas turbocharger (1) with oil return feed line (18). INSTALLATION IMPORTANTSPECIAL TOOL Fasten assembly tool on right turbocharger (1) and oil return line (18).  
    INSTALLATION IMPORTANT Replace sealing ring on right exhaust manifold.  
    SPECIAL TOOL Assembly tool Fig 3
8 Remove oil return feed line (18) from right exhaust gas turbocharger (1). INSTALLATION IMPORTANT Replace oil return line (18) and sealing rings (28).  
    TORQUE SPECIFICATION Bolt, oil return line to turbocharger/crankcase *BA09.40-P-1003-01ZA 
9 Remove bleed line (8). Only when replacing right exhaust gas turbocharger (1).  
    SPECIAL TOOL Hose clamp pliers Fig 2
10 Install in the reverse order.    
CRANKCASE VENTILATION SYSTEM, CYLINDER HEAD COVER

Number Designation Engine 177.8 Engine 177.9
BA01.20-P-1003-01J Clamp, boot to exhaust gas turbocharger/air filter Nm 2, 5 1, 5
TURBOCHARGER

Number Designation Engine 177
BA09.40-P-1001-01ZA Bolt, turbocharger clamp to exhaust manifold Nm 21
TURBOCHARGER

Number Designation Engine 177
BA09.40-P-1003-01ZA Bolt, oil return line to turbocharger/crankcase Nm 9
CHARGE AIR LINE/CHARGE AIR COOLING

Number Designation Engine 177.8 in model 290
Engine 177.9 in model 167, 205, 213, 217, 222, 253, 290
Engine 177.9 in model 463
BA09.41-P-1002-01X Bolt, clamp for charge air hose to charge-air distributor Nm 6
Fig 1: Identifying Template (177 589 00 23 00)
G16557362Courtesy of MERCEDES-BENZ USA
Fig 2: Identifying Hose Clamp Pliers (003 589 03 37 00)
G16145168Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Assembly Tool (177 589 00 61 00)
G16557364Courtesy of MERCEDES-BENZ USA