Install the high-pressure rail on the left
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NOTE:
TECHNICAL INFORMATION
When assembling, it is essential to observe screwing sequences and tightening torques.
Failure to comply with the regulations can lead to leaks and damage.
When assembling, it is essential to observe screwing sequences and tightening torques.
Failure to comply with the regulations can lead to leaks and damage.
NOTE:
The description is for one component only. The procedure is identical for all further components.
- Loosen screws (1).
- Slacken hold-down device (2).NOTE: TECHNICAL INFORMATION
Always install the high pressure line or rail free of distortion. To ensure distortion-free installation of the high pressure line and to avoid damaging the thread, it must be possible for both nuts to be screwed on to the injectors easily hand force. - First insert the rail (2) at the high pressure pump connector, then lower it to the point where the ball heads are positioned inside the injector connections and the rail is correctly positioned.
- Hand-tighten the nuts (1) on the injectors.
- Hand-tighten the nut (3) of the high pressure pump.
- Screw in and hand-tighten the screws (4).
- Tighten down screws (4).TIGHTENING TORQUE SPECIFICATIONS
Rail to cylinder head cover M6x25 screw Tightening torque 10 Nm NOTE: The description is for one component only. The procedure is identical for all further components. - Tighten down screws (1).TIGHTENING TORQUE SPECIFICATIONS
Hold-down device to cylinder head cover screw Tightening torque 13 Nm - Tighten nuts (1) on the injectors with the special tool 0 491 277 (13 5 020)
.TIGHTENING TORQUE SPECIFICATIONS
High-pressure rail to injectors Nuts Tightening torque 23 Nm - Tighten nut (3) on the high pressure pump with the special tool 0 495 908 (37 1 150).TIGHTENING TORQUE SPECIFICATIONS
Fuel supply line/rail to high pressure pump Nut tightening torque 30 Nm - Tighten down screws (4).TIGHTENING TORQUE SPECIFICATIONS
Rail to cylinder head cover M6x25 screw Tightening torque 10 Nm - Connect connectors (1) and lock.
Follow-up work
- Refer to INSTALLING THE SOUND INSULATION OF THE INJECTORS, LEFT .
- Refer to INSTALLING IGNITION COILS OF THE CYLINDER BANK 2 .
- Refer to INSTALLING THE LEFT INTAKE SILENCER BRACKET .
- Refer to INSTALLING LEFT INTAKE SILENCER HOUSING .
- Refer to INSTALLING ACOUSTIC COVER .