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Home >> Mercedes Benz >> 2021 >> S500 >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Air Intake, Turbocharging (1 Of 2) -- 223 Chassis >> Testing & Repair >> Remove/Install Charge Air Line >> Remove/Install Charge Air Line From Check Valve To Additional Compressor - AR09.41-P-8952SB

Remove/Install Charge Air Line From Check Valve To Additional Compressor - AR09.41-P-8952SB

Engine 256.9 in model 223 

with code M016 (Uprated engine) 

MODIFICATION NOTES

27.01.2020 Screw, charge air line to check valve   BA09.41-P-1003-01MRT
G16190269Courtesy of MERCEDES-BENZ USA
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
Topical note  Notes on avoiding damage through contamination and foreign objects   AH00.00-P-5000-01A
REMOVING Remove     
1 Remove charge air line from check valve (1) to throttle valve actuator (M16/5).   AR09.41-P-8951SB 
2 Remove screw (2).    
3 Remove screw (3).    
4 Release screw clamp (8) until charge air line (4) and charge air line (5) are rotatable.    
5 Remove charge air line (4) from additional compressor (A64). IMPORTANT Check sealing ring and replace if necessary.
SPECIAL TOOL Assembly tool		 Fig 1
6 Remove charge air lines (4, 5) and boot (6) from check valve (1) and take out upward. IMPORTANT Check sealing ring and replace if necessary.
SPECIAL TOOL Assembly tool		 Fig 1
7 Release screw clamp (7) and remove boot (6) from charge air lines (4, 5).    
INSTALLING Install     
8 Install new boot (6) between charge air lines (4, 5).    
9 Attach charge air lines (4, 5) and new boot (6) to check valve (1) first and then to additional compressor (A64). If sealing rings have been replaced,
↓
Wet new sealing rings with lubricant.
Lubricant, rubber assembly 1 L		 *BR00.45-Z-1010-06A 
10 Screw in screw (2). TORQUE SPECIFICATION Screw, charge air line to check valve *BA09.41-P-1003-01MRT 
11 Align marking (arrow) of new boot (6) with marking of charge air line (5).    
12 Tighten screw clamp (7). TORQUE SPECIFICATION Screw clamp, boot between charge air lines *BA09.41-P-1009-01MRT 
13 Screw in screw (3). TORQUE SPECIFICATION Screw, charge air line to timing case *BA09.41-P-1004-01MRT 
14 Tighten screw clamp (8). TORQUE SPECIFICATION Screw clamp, boot between charge air lines *BA09.41-P-1009-01MRT 
15 Attach charge air line from check valve (1) to throttle valve actuator (M16/5).   AR09.41-P-8951SB 
CHARGE AIR PIPE/CHARGE AIR COOLING

Number Designation Engine 256.9
BA09.41-P-1003-01MRT Screw, charge air line to check valve Nm 10
CHARGE AIR PIPE/CHARGE AIR COOLING

Number Designation Engine 256.9
BA09.41-P-1004-01MRT Screw, charge air line to timing case Nm 8
CHARGE AIR PIPE/CHARGE AIR COOLING

Number Designation Engine 256.9
BA09.41-P-1009-01MRT Screw clamp, boot between charge air lines Nm 4
Fig 1: Identifying Assembly Tool (000 589 93 63 00)
G16190270Courtesy of MERCEDES-BENZ USA
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1010-06A Lubricant, rubber assembly 1 L A 000 989 03 67
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