S 65 AMG (221.179) V12-6.0L Turbo (275.982) (2008)
7
Remove the throttle valve actuator (M16/6)
8
Unscrew screws (4) from the cable channel (5) on the charge air distribution pipe (6)
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Bolt cable duct to charge air distribution pipe = 8 Nm
9
Remove tie strap (arrow)
10.1 Terminate the electrical plug connector from the right hand refrigerant compressor and tie strap
11
Remove the electrical plug connector from the ECI ignition module, right line of cylinders (N92/1) and ECI ignition module, left line of cylinders
(N92/2)
12
Remove the ground connections (7)
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Bolt for ground line on charge air distribution pipe = 8 Nm
13
Unplug the electrical plug connection from the coolant temperature sensor (B11/4)
14
Unplug the electrical plug connection from the pressure sensor after the throttle valve actuator (B28/7)
15
Unplug the electrical plug connection from the charge air temperature sensor (B17/8)
16
Unplug the electrical plug connection from the divert air switchover valve (Y101) and the air pump switchover valve (Y32) on the cylinder head
17
Unplug the electrical plug connection from the charge air regulation pressure transducer (Y31/5) on the cylinder head
18
Unplug the electrical plug connection from the camshaft Hall sender, left line of cylinders (B6/2) and camshaft Hall sender, right line of cylinders
(B6/3)
19
Mark plug connections (8) for the injectors
20
Remove the filler neck (9) and water pipe (10) with bracket (11)
-
Bolt filler neck for low temperature water circuit to bracket = 8 Nm
21
Place wiring harness to one side.
22
Remove the bracket (12) on the right hand side
-
Bolt bracket to cylinder head M7 = 14 Nm
23
Remove the fuel prefeed line (13) from the fuel distribution rail (14)
-
Union nut fuel feed line at fuel distributor = 20 Nm
24
Remove the bracket (15) on the left hand side
-
Bolt bracket to cylinder head M7 = 14 Nm
25
Lift the fuel distribution rail (14) with injectors oft the charge air distribution pipe (6)
-
Check the O-rings on the injectors for damage. Replace the injector if the O-ring is faulty.
NOTE: Installation: Oil the O-rings before installing the fuel distribution rail (14).
-
Fuel distributor at charge air distribution pipe = 8 Nm
Inspect
26
Check injectors.
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Diagnosis system STAR DIAGNOSIS
NOTE:
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Defect injectors must be replaced:
-
Remove and install injection valves
27
Install in the reverse order