LEMON Manuals: Even more car manuals for everyone
Home >> Mercedes Benz >> 2017 >> GT AMG >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Engine - Mixture Formation (2 Of 2) -- 190 Chassis >> Testing & Repair >> Remove/Install Right High Pressure Line - AR07.03-P-1002MNJ

Remove/Install Right High Pressure Line - AR07.03-P-1002MNJ

Engine 178.9 In Model 190.381 

G16681280Courtesy of MERCEDES-BENZ USA
G16681281Courtesy of MERCEDES-BENZ USA
G16681282Courtesy of MERCEDES-BENZ USA
G16681283Courtesy of MERCEDES-BENZ USA
DANGER Risk of explosion  caused by fuel igniting. Risk of injury  to skin and eyes caused by fuel spraying out at high pressure Keep all ignition sources out of hazard area.
Do not carry out any work on system when it is pressurized.
AS07.16-Z-0001-01A
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  . 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
Topical note  Notes on working in engine compartment   AH60.00-P-0042-01RG
Topical note  Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
Topical note  Notes on avoiding damage through contamination and foreign objects   AH00.00-P-5000-01A
Topical note  Notes on threaded connections fastened using a tightening angle-based tightening process   AH00.00-P-0020-01A
  General information on work on gasoline direct injection system   AH07.00-P-2000-01A
  Note on calculation of tightening torque when using insertion or socket tools with various effective lengths   AH00.00-P-0015-01CW
REMOVING Remove     
1 Clamp off ground line of on-board electrical system battery (G1).   AR54.10-P-0003RG
2 Remove cover (20).    
3 Remove seal (21).    
4 Remove nut (23).    
5 Remove screws/bolts (22).    
6 Remove feed-through grommet (24) with vacuum hose from partition (25) and place to one side.    
7 Remove wiring harness (26) from partition (25) and remove partition (25). SPECIAL TOOL Dismantling tool Fig 2
8 Remove fuel pressure via the service connection.   AR07.03-P-1460-01MNA 
    SPECIAL TOOL Pressure hose Fig 4
9 Remove ME-SFI [ME] control unit (N3/10).   AR07.08-P-7013MNJ 
10 Remove engine wiring harness (4) from strut (9).    
11 Remove screws (2, 5) and remove strut (9).    
12 Unclip engine wiring harness (4) from high-pressure line (14).    
13 Unclip bleed line (6), remove from right cylinder head cover, and seal with suitable means.    
14 Remove bleed line (10) from right oil separator and seal opening with suitable stop plugs. SPECIAL TOOL Record plug Fig 1
15 Remove screws (3).    
16 Release and disconnect electrical connectors (7, 8) and place engine wiring harness (4) to one side.    
17 Remove noise insulation (1).    
18 Release fuel pressure in the fuel high-pressure circuit.   AR07.03-P-1460-02MM 
    SPECIAL TOOL Box wrench bit Fig 3
19 Remove holders (15) with high-pressure line (14) from cylinder head cover.    
20 Clean area around high-pressure line (14). NOTES
Thoroughly clean area around high-pressure line (14) at points to be disconnected.
Failure can occur otherwise to the fuel system.
Assembly cleaner
*BR00.45-Z-1028-04A 
21 Remove high-pressure line (14) and seal openings with suitable stop plugs. NOTES
Do not kink or bend high-pressure line (14).
Otherwise leaks and damage can occur.
SPECIAL TOOL Record plug
Fig 1
    SPECIAL TOOL Box wrench bit Fig 3
INSPECT Check     
22 Check high-pressure line (14) for damage. If high-pressure line (14) is reused.
IMPORTANTCommercially available devices/tools 
Vernier caliper
AR07.03-P-1010-03MM 
    Assembly cleaner
If damage is present,
↓
Replace high-pressure line (14).
*BR00.45-Z-1028-04A 
INSTALLING Install     
23 Modify holders (15) of high-pressure line (14). When replacing high-pressure line (14).  
24 Remove stop plugs, install high-pressure line (14), and tighten slightly by hand. NOTES
While positioning, avoid contact and chafing between sealing heads of lines and the fittings. Otherwise leaks and damage can occur.
IMPORTANT If high-pressure fuel pump (12) needs to be loosened, tighten high-pressure fuel pump (12) again.
TORQUE SPECIFICATION Bolt, fuel system high pressure pump to cylinder head
*BA07.02-P-1001-01E 
    SPECIAL TOOL Record plug Fig 1
25 Attach holders (15) with high-pressure line (14) to cylinder head cover. TORQUE SPECIFICATION Bolt, fuel line clamp to engine/bracket *BA07.03-P-1004-01H 
26 Tighten high-pressure line (14) on high-pressure fuel pump (12) and rail (11). TORQUE SPECIFICATION Union nut, fuel line to fuel distributor/fuel system high-pressure pump *BA07.03-P-1001-01H 
    SPECIAL TOOL Box wrench bit Fig 3
27 Install noise insulation (1).    
28 Connect and lock electrical connectors (7, 8).    
29 Position engine wiring harness (4) and tighten screws (3). TORQUE SPECIFICATION Bolt, engine wiring harness to cylinder head cover *BA15.18-P-1001-01G 
30 Remove stop plug and attach bleed line (10) to right oil separator. SPECIAL TOOL Record plug Fig 1
31 Expose previously sealed bleed line (6), clip in, and attach to right cylinder head cover. TORQUE SPECIFICATION Bolt, vent line to cylinder head cover/turbocharger *BA01.20-P-1001-01J 
32 Clip engine wiring harness (4) into high-pressure line (14).    
33 Install strut (9) and tighten screws (2, 5). TORQUE SPECIFICATION Bolt, strut to body/retaining plate *BA62.30-P-1001-01I 
34 Attach engine wiring harness (4) to strut (9).    
35 Install ME-SFI control unit (N3/10).   AR07.08-P-7013MNJ 
36 Install dust cap of service connection. TORQUE SPECIFICATION Dust protection cap to service connection *BA07.03-P-1005-01H 
37 Install partition (25) and attach electrical wiring harness (26) to partition (25).    
38 Attach feed-through grommet (24) with vacuum hose to partition (25).    
39 Screw in screws/bolts (22). TORQUE SPECIFICATION Bolt, partition wall to body *BA68.74-P-1001-01D 
40 Attach nut (23). TORQUE SPECIFICATION Nut, partition wall to body *BA68.74-P-1002-01D 
41 Install seal (21).    
42 Install cover (20).    
43 Clip on ground line of the on-board electrical system battery (G1).   AR54.10-P-0003RG
INSPECT Check     
44 Check fuel high-pressure circuit for leak tightness.    
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-04B
      AR07.03-P-1010-04MM 
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 hazard area. 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
45 Perform engine test run. While doing so, check engine for proper operation and leak tightness.    
CRANKCASE VENTILATION SYSTEM, CYLINDER HEAD COVER

Number Designation Engine 178
BA01.20-P-1001-01J Bolt, vent line to cylinder head cover/turbocharger Nm 9
INJECTION PUMP, HIGH-PRESSURE FUEL PUMP

Number Designation Engine 178
BA07.02-P-1001-01E Bolt, fuel system high pressure pump to cylinder head Nm 14
INJECTION NOZZLES, INJECTION VALVES, LINES

Number Designation Engine 178
BA07.03-P-1001-01H Union nut, fuel line to fuel distributor/fuel system high-pressure pump In case of reusability Nm 22
For new lines Stage 1 Nm 15
Stage 2 ∠° 90
INJECTION NOZZLES, INJECTION VALVES, LINES

Number Designation Engine 178
BA07.03-P-1004-01H Bolt, fuel line clamp to engine/bracket Nm 9
INJECTION NOZZLES, INJECTION VALVES, LINES

Number Designation Engine 178
BA07.03-P-1005-01H Dust protection cap to service connection Nm 1
ENGINE WIRING HARNESS

Number Designation Engine 178
BA15.18-P-1001-01G Bolt, engine wiring harness to cylinder head cover Nm 9
CROSS MEMBER AND FRONT REINFORCEMENT

Number Designation Model 190
BA62.30-P-1001-01I Bolt, strut to body/retaining plate M8 Nm 30
PARTITION WALL

Number Designation Model 190
BA68.74-P-1001-01D Bolt, partition wall to body Nm 7
PARTITION WALL

Number Designation Model 190
BA68.74-P-1002-01D Nut, partition wall to body Nm 8
Fig 1: Identifying Record Plug (129 589 00 91 00)
G09975019Courtesy of MERCEDES-BENZ USA
Fig 2: Identifying Dismantling Tool (000 589 95 63 00)
G12619044Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Box Wrench Bit (000 589 80 03 00)
G11138963Courtesy of MERCEDES-BENZ USA
Fig 4: Identifying Pressure Hose (119 589 04 63 00)
G07742723Courtesy of MERCEDES-BENZ USA
REPAIR MATERIALS

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