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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 Oil Lines >> Remove/Install Oil Circuit Feed Line Of Turbochargers - AR09.40-P-6040MNI

Remove/Install Oil Circuit Feed Line Of Turbochargers - AR09.40-P-6040MNI

Engine 177 in model 290 

G16557365Courtesy 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
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
Topical note  Notes on avoiding damage through contamination and foreign objects   AH00.00-P-5000-01A
REMOVINGINSTALLING Remove/install     
1 Remove ignition coil for cylinders 1+2 (T4).   AR15.12-P-2009MNI
    INSTALLATION IMPORTANT Only install upper engine cover after the leak test.  
2 Remove heat shield of left and right exhaust gas turbocharger (2, 3).   AR09.40-P-6044MNI 
3 Remove heat shield from right exhaust gas turbocharger (3).   AR09.40-P-6027-00MNI 
    TORQUE SPECIFICATION Bolt, side heat shield to cylinder head cover *BA09.40-P-1007-01ZA 
    TORQUE SPECIFICATION Bolt, rear heat shield to bracket *BA09.40-P-1008-01ZA 
4 Place heat shield at feed line (1) to one side.    
5 Clean area surrounding the feed line (1). Assembly cleaner *BR00.45-Z-1028-04A 
6 Remove bolts (5). TORQUE SPECIFICATION Bolt, oil pressure line to turbocharger/cylinder head *BA09.40-P-1002-01ZA 
7 Remove feed line (1) and seal openings with suitable stop plugs. INSTALLATION IMPORTANT Install new sealing rings.  
    SPECIAL TOOL Record plug Fig 1
8 Install in the reverse order.    
9 Check and correct engine oil level.    
REFER TO MAINTENANCE     AP18.00-P-1812DKI
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 closed and snug-fitting work clothes.
Do not touch hot or rotating parts.
AS00.00-Z-0005-01A
10 Perform engine test run and check engine for leak tightness.    
11 Install upper engine cover.    
TURBOCHARGER

Number Designation Engine 177
BA09.40-P-1002-01ZA Bolt, oil pressure line to turbocharger/cylinder head Nm 9
TURBOCHARGER

Number Designation Engine 177
BA09.40-P-1007-01ZA Bolt, side heat shield to cylinder head cover Nm 9
TURBOCHARGER

Number Designation Engine 177
BA09.40-P-1008-01ZA Bolt, rear heat shield to bracket Nm 9
Fig 1: Identifying Record Plug (129 589 00 91 00)
G16145009Courtesy of MERCEDES-BENZ USA
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1028-04A Assembly cleaner A 000 986 56 01