Fuel Rail Assembly Overview
WARNING: This page is about a different variant/trim than selected.
- Radial Adjustment
- Replace if damaged
- Fuel Injector
- With combustion chamber seal (Teflon seal), always replace
- Replace O-rings
- Note correct installation position
- Removing and installing, refer to FUEL INJECTORS
- Support Ring
- Fuel Rail
- Removing and installing, refer to INTAKE MANIFOLD WITH FUEL RAIL
- Fuel Pressure Sensor -G247-
- 22 Nm
- Tighten connections to 30 Nm
- Low Fuel Pressure Sensor -G410-
- Fuel Pressure Regulator Valve -N276-
- Mechanical Single-Piston High-Pressure Pump
- With Fuel Pressure Regulator Valve -N276- and Low Fuel Pressure Sensor -G410-
- An electrical fuel pump, located in the fuel tank, supplies fuel to the mechanical high-pressure pump at a pressure of approximately 6 bar.
- When installing high-pressure pump, make sure that no dirt enters the fuel system.
- The fuel system must be pressureless to install the high-pressure pump, releasing fuel pressure. Refer to BEFORE OPENING HIGH PRESSURE FUEL INJECTION SYSTEM .
- Do not install fuel lines with tension
- Removing and installing, refer to HIGH PRESSURE PUMP
- EVAP Canister Purge Regulator Valve -N80-
- Throttle Valve Control Module -J338-, Throttle Drive for Electronic Power Control -G186-,
- Throttle Drive Angle Sensor 1 (for Electronic Power Control (EPC)) -G187- and Throttle Drive Angle Sensor 2 (for Electronic Power Control (EPC)) -G188-
- After replacing the throttle valve control module -J338-, it must be adapted to the engine control module -J623- see vehicle diagnosis and service systemVAS 5052 "Guided Function".
- Intake Air Temperature Sensor 2 -G299-
- 5 Nm
- Intake Manifold Bolts
- 9 Nm
- Intake Manifold
- Removing and installing, refer to INTAKE MANIFOLD WITH FUEL RAIL