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Home >> Mercedes Benz >> 2021 >> C63 AMG 2D Convertible >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Complete Engine -- 205 Chassis >> Testing & Repair >> Remove/Install Engine With Transmission - AR01.10-P-2401MNA

Remove/Install Engine With Transmission - AR01.10-P-2401MNA

Engine 177 in model 205 

MODIFICATION NOTES

21.06.2017 Document reference added Operation steps 25, 30 BB00.40-P-0362-01A
G14805200Courtesy of MERCEDES-BENZ USA
G14805201Courtesy of MERCEDES-BENZ USA
G14805202Courtesy of MERCEDES-BENZ USA
G14805203Courtesy of MERCEDES-BENZ USA
G14805204Courtesy of MERCEDES-BENZ USA
G14805205Courtesy of MERCEDES-BENZ USA
DANGER Risk of death  caused by vehicle slipping or toppling off of the lifting platform. Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer. AS00.00-Z-0010-01A
DANGER Risk of explosion  caused by fuel igniting, risk of poisoning caused by inhaling and swallowing fuel as well as risk of injury to eyes and skin caused by contact with fuel. No fires, sparks, open flames or smoking.
Pour fuels into suitable and appropriately marked containers only.
Wear protective clothing when handling fuel.
AS47.00-Z-0001-01A
WARNING Risk of injury.  Moving parts can pinch, crush or, in extreme cases even sever extremities. No parts of the body or limbs should be within the operating area of mechanical components when moving components. AS00.00-Z-0009-01A
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
Notice  Notes on bolted connections with self tapping screws   AH00.00-P-0007-01SF
Notice  Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
Notice  Notes on avoiding damage through contamination and foreign objects   AH00.00-P-5000-01A
Notice  Notes on self-locking nuts and bolts   AH00.00-P-0001-01KOA
  General information on work on gasoline direct injection system   AH07.00-P-2000-01A
  Use of engine no. when installing reconditioned engines and factory-new replacement engines or crankcases   AH01.10-P-0001-01A 
REMOVINGINSTALLING Remove/install     
1 Secure vehicle against rolling    
2 Shift transmission to neutral and release parking brake    
3 Turn front wheels to straight-ahead position and fix steering wheel in place with holding device SPECIAL TOOL Retainer device Fig 4
4 Disconnect ground cable at battery   AR54.10-P-0003LW
5 Drain air conditioning system   AR83.30-P-1760LW
6 Remove upper heat shield of the ATL   AR09.40-P-6026MNA
7 Remove the ignition coil (23)   AR15.12-P-2003MNA
8 Unclip electric lines (24, 25) at heat shield (27)    
9 Unscrew screws (26) and remove heat shield (27) TORQUE SPECIFICATION Bolt, side heat shield to cylinder head cover *BA09.40-P-1007-01ZA 
10 Relieve fuel pressure at diagnostic socket   AR07.03-P-1460-01MNA
    TORQUE SPECIFICATION Dust protection cap to service connection *BA07.03-P-1005-01H 
    SPECIAL TOOL Pressure hose Fig 5
11 Remove fuel feed hose (1) at service connection of low-pressure line and seal openings with suitable stop plugs Note on calculation of tightening torque when using insertion or socket tools with various effective lengths   AH00.00-P-0015-01CW
    TORQUE SPECIFICATION Union nut, fuel hose to diagnostic socket/fuel line *BA07.03-P-1006-01H 
    SPECIAL TOOL Record plug Fig 3
12 Secure vehicle on vehicle lift   AR00.60-P-0100CW
13 Drain off coolant of engine cooling system   AR20.00-P-1142LW
14 Drain coolant from low-temperature circuit   AR09.41-P-6834MNA
15 Remove coolant hose (15) from coolant line SPECIAL TOOL Hose clamp pliers Fig 2
16 Release and disconnect electrical connection at fan unit on upper left    
17 Remove front module carrier   AR62.30-P-1570LW
18 Remove coolant line at upper fan unit    
19 Remove the vent line (16)   AR20.20-P-7441-01RQ
20 Remove oil cooler for automatic transmission at fan unit and place to one side with connected oil lines   AR27.55-P-1000LW
21 Remove upper coolant hose (13) at cooler   AR20.20-P-7441-01RQ
22 Remove coolant line at lower fan unit    
23 Remove lower coolant hose (12) at cooler   AR20.20-P-7441-01RQ
24 Remove coolant hoses (9, 22) at cooler for low-temperature water circuit   AR20.20-P-7441-01RQ
25 Remove both refrigerant lines at condenser and seal openings with suitable stop plugs    
REFER TO CAPACITIES & SPECIFICATIONS Compressor oils (specification 362.1) INSTALLATION IMPORTANT Replace sealing rings of refrigerant lines and wet with compressor oil. BB00.40-P-0362-01A
    TORQUE SPECIFICATION Nut, line to condenser *BA83.30-P-1002-01Q 
    SPECIAL TOOL Record plug Fig 3
26 Unlock and disconnect the electrical connection at the condenser pressure sensor    
27 Remove radiator package completely upwards IMPORTANT The radiator package consists of a fan unit, cooler, condenser and radiator for low-temperature water circuit. AR20.20-P-3865MNA
28 Remove vacuum line (17) on firewall    
29 Detach vacuum hoses (3) at purge valves    
30 Remove refrigerant line (4) at connecting point (5) and seal openings using suitable stop plugs    
REFER TO CAPACITIES & SPECIFICATIONS Compressor oils (specification 362.1) INSTALLATION IMPORTANT Replace sealing ring of refrigerant line (4) and wet with compressor oil. BB00.40-P-0362-01A
    TORQUE SPECIFICATION Nut, refrigerant line to connecting point *BA83.30-P-1004-01Q 
    SPECIAL TOOL Record plug Fig 3
31 Remove coolant hoses at connection fittings (10, 11)   AR20.20-P-7441-01RQ
32 Remove coolant hose (22) at coolant pump   AR20.20-P-7441-01RQ
33 Remove coolant hose (14) at right charge air cooler SPECIAL TOOL Hose clamp pliers Fig 2
34 Remove coolant hose (6) on firewall SPECIAL TOOL Hose clamp pliers Fig 2
35 Disconnect engine wiring harness to remove engine and fasten outside the working area   AR01.00-P-2410-02MNA 
    TORQUE SPECIFICATION Bolt, ground line to transmission housing *BA27.40-P-1013-01A 
    TORQUE SPECIFICATION Bolt, heat shield to transmission housing *BA27.40-P-1014-01A 
36 Unclip electrical connectors (8) and place to one side    
37 Remove center exhaust system from left and right catalytic converter   AR49.10-P-7283MNA
38 Remove steering coupling NOTES Do not turn steering wheel with steering coupling removed.
Clock spring contact can otherwise be damaged.
AR46.10-P-8000LW
39 Remove propeller shaft with front flex disk from transmission   AR41.10-P-0050LW
40 Remove rear engine mount and lower transmission on rear engine carrier   AR22.10-P-1160MNA
41 Install lifting eye (01) at cylinder heads IMPORTANT Use screws M7x65 (21).
TORQUE SPECIFICATION M7X1
*BA00.10-P-1003-04A 
    SPECIAL TOOL Lifting eye Fig 1
42 Install boom crane with load tilter at engine and slightly lift engine    
REFER TO SPECIAL TOOLS 000 588 00 62 00 Load tilter NOTES When lifting, do no subject front engine mounts to tension.
Front engine mounts can otherwise be damaged IMPORTANTCommercially available devices/tools 
Boom crane
WS01.00-P-0102B 
43 Remove front engine mounts   AR22.10-P-4330MNA
44 Lift out engine with transmission toward front    
REFER TO SPECIAL TOOLS 000 588 00 62 00 Load tilter NOTES Lift out and lift in engine carefully for a tilt of a maximum of 30°.
Lines and components can otherwise be damaged due to pinching and impacts.
IMPORTANTCommercially available devices/tools 
Boom crane IMPORTANT Two helpers required.
WS01.00-P-0102B 
45 Install in the reverse order    
INSPECT Check     
46 Check engine oil level; correct if necessary    
REFER TO MAINTENANCE     AP18.00-P-1811MP
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
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
47 Perform an engine test run, check engine and transmission for proper operation and leaktightness while doing so  
METRIC SCREWS/BOLTS AND NUTS AS PER MBN 10 105, 10 143

Number Designation 8.8 10.9
BA00.10-P-1003-04A M7X1 Nm 15 22
INJECTION NOZZLES, INJECTION VALVES, LINES

Number Designation Engine 177
BA07.03-P-1005-01H Dust protection cap to service connection Nm 1
INJECTION NOZZLES, INJECTION VALVES, LINES

Number Designation Engine 177
BA07.03-P-1006-01H Union nut, fuel hose to diagnostic socket/fuel line Nm 24
TURBOCHARGER

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

Number Designation Transmission 722.9
BA27.40-P-1013-01A Bolt, ground line to transmission housing Nm 9
HOUSING

Number Designation Transmission 722.9
BA27.40-P-1014-01A Bolt, heat shield to transmission housing Nm 9
AIR CONDITIONING

Number Designation Model 205
BA83.30-P-1002-01Q Nut, line to condenser Nm 12
AIR CONDITIONING

Number Designation Model 205
BA83.30-P-1004-01Q Nut, refrigerant line to connecting point M6 Nm 12
Fig 1: Identifying Lifting Eye (177 589 00 62 00)
G13655191Courtesy of MERCEDES-BENZ USA
Fig 2: Identifying Hose Clamp Pliers (003 589 03 37 00)
G11065550Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Record Plug (129 589 00 91 00)
G11065549Courtesy of MERCEDES-BENZ USA
Fig 4: Identifying Retainer Device (129 589 01 21 00)
G12078799Courtesy of MERCEDES-BENZ USA
Fig 5: Identifying Pressure Hose (119 589 04 63 00)
G12078803Courtesy of MERCEDES-BENZ USA