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Question:

How the truck fuel system is depressurized

How the truck fuel system is depressurized

Answer:

First, you can pull out the pump fuse, start the engine so that the existing fuel burned out until the engine naturally flameout, the second, on the oil track to find maintenance excuse, with a special connector connected to the pressure
Some fuel rails above the relief valve, or pull the pump to start the vehicle until the flame, and then start a few times to relieve pressure
Disconnect the pump power, start the engine several times, you can!

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