Panamera S (970) V8-4.8L (2010)
1. Remove cable plug for high pressure sensor -2-.
2. Place a cloth around the high-pressure connection on the high-pressure line -3-.
Relieve the fuel pressure by slowly opening the high-pressure line with an open-ended wrench.
3. Loosen all eight union nuts for the high-pressure fuel injectors -1-.
Use an open socket socket-wrench insert Nr.18-1 or similar tool to do this -> Socket.
4. Remove screws on fuel distributor pipe (fuel rail) -1 and 2- and lift off fuel rail.
The screw on the thermostat housing is longer.
The rear right screw can only be reached using a thin Torx wrench.
5. Remove fuel rail from the engine by twisting it -arrow-.
Installing fuel distributor pipe
WARNING:
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Loose purge connection
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Emerging fuel
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Risk of fire