LEMON Manuals: Even more car manuals for everyone
Home >> Mercedes Benz >> 2021 >> G63 AMG >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System - 463 Chassis >> Testing & Repair >> Remove/Install Coolant Circuit Vent Line Of Right Turbocharger >> Remove/Install Coolant Circuit Vent Line Of Right Turbocharger - AR20.20-P-1201XGA

Remove/Install Coolant Circuit Vent Line Of Right Turbocharger - AR20.20-P-1201XGA

Engine 176 in model 463 as of model year 2019 

G13656800Courtesy of MERCEDES-BENZ USA
Fig 1: Coolant Circuit Vent Line Of Right Turbocharger Components Location - Engine 176 In Model 463 As Of Model Year 2019
G13656801Courtesy 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 
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
  Notes on avoiding damage through contamination and foreign objects   AH00.00-P-5000-01A
  Notes on coolant level   AH20.00-P-1142-01CW 
REMOVINGINSTALLING Remove/install     
1 Drain off coolant   AR20.00-P-1142XGA 
    INSTALLATION IMPORTANT Only install lower engine compartment paneling after leak test.  
2 Remove left-hand air filter housing   AR09.10-P-1151XGA
    INSTALLATION IMPORTANT Only install upper engine cover after the leak test.  
3 Remove right air filter housing   AR09.10-P-1152XGA
4 Remove screws/bolts (25) TORQUE SPECIFICATION Bolt, upper heat shield to bracket/side heat shield *BA09.40-P-1006-01ZA 
5 Remove heat shield (26) in upward direction    
6 Remove right heat shield on right exhaust gas turbocharger   AR09.40-P-6027-00XGA
    TORQUE SPECIFICATION Bolt, side heat shield to cylinder head cover *BA09.40-P-1007-01ZA 
    TORQUE SPECIFICATION Bolt, piping for inerting to engine/stationary heater *BA86.10-P-1002-03J 
7 Remove cylinder 1 +2 ignition coil (T4)   AR15.12-P-2009XGA
8 Remove screw/bolts (6, 8) TORQUE SPECIFICATION Bolt, coolant line to turbocharger/cylinder head *BA09.40-P-1004-01ZA 
9 Remove vent line (7), and seal openings with suitable stop plugs INSTALLATION IMPORTANT Replace seals.  
    SPECIAL TOOL Record plug Fig 2
10 Install in the reverse order    
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
11 Perform an engine test run and check engine for proper operation and leaktightness    
12 Install lower engine compartment paneling   AR61.20-P-1105XG
13 Install upper engine cover   AR01.10-P-2405XGA
TURBOCHARGER

Number Designation Engine 176
BA09.40-P-1004-01ZA Bolt, coolant line to turbocharger/cylinder head Nm 9
TURBOCHARGER

Number Designation Engine 176
BA09.40-P-1006-01ZA Bolt, upper heat shield to bracket/side heat shield Nm 9
TURBOCHARGER

Number Designation Engine 176
BA09.40-P-1007-01ZA Bolt, side heat shield to cylinder head cover Nm 9
INERTIZATION SYSTEM

Number Designation Model 463 up to model year 2019 Model 463 as of model year 2019
BA86.10-P-1002-03J Bolt, piping for inerting to engine/stationary heater Nm 8 8
Fig 2: Identifying Record Plug (129 589 00 91 00)
G13656802Courtesy of MERCEDES-BENZ USA