Fuel Pressure Sensor: Service and Repair
Fuel Pressure Sensor (G247)
Special tools, testers and auxiliary items required
• Assembly Tool (T10118)
• Double Hexagon Socket, 1/2 inch, 27 mm (VAS 5301/7)
Removing
Fuel system is under pressure! Before opening high pressure components of the fuel injection system, pressure must be reduced to residual pressure.
• Releasing pressure in the high pressure side. Refer to => [ High Side Fuel Pressure, Releasing ] Service and Repair.
Vehicles with a Noise Generator:
- Remove the charge air pipe from the noise generator. Refer to => [ Charge Air Pipe to Noise Generator ] Charge Air Pipe to Noise Generator.
Continuation for all Vehicles:
- Remove the upper bracket from the generator (C) - arrow -.
- Loosen the coolant pipe - arrows - from the intake manifold.
- Disconnect the connector from the fuel pressure sensor using the assembly tool (T10118).
- Remove the fuel pressure sensor using the double hexagon socket, 1/2 inch, 27 mm (VAS 5301/7).
- Collect leaking fuel with a cloth.
Installing
Install in reverse order of removal. Note the following:
Coat the fuel pressure sensor sealing point with clean engine oil.
- Tightening specifications, refer to => [ Fuel Rail Overview ] Fuel Rail Overview.