B4000 4WD V6-4.0L OHV (1995)
Fuel Pressure Release: Service and Repair
WARNING: Fuel in the fuel system remains under high pressure when the engine is not running.
SST Fuel Gauge With Pressure Release Hose
PROCEDURE
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Connect the SST to the fuel pressure relief valve (Schrader valve) located on the fuel distribution pipe.
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Place the SST drain hose in a suitable container.
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Depress the pressure relief button until the pressure is released.
Alternate method
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Disconnect the inertia fuel shutoff switch.
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Crank the engine for 15 to 20 sec. to relieve the pressure.
WARNING: Use a rag for protection from fuel spray when disconnecting the hoses.
