WE HAVE A 86 TOYOTA PICKUP- PRESSURE FROM THE FUEL TANK IS CAUSING GAS TO FLOW THROUGH THE FILTER ON FIREWALL WHY

Asked by Mar 25, 2015 at 10:53 PM about the 1986 Toyota Pickup

Question type: Maintenance & Repair

1986 TOYOTA PICKUP PRESSURE FROM FUEL TANK IS CAUSING GAS FLOW THOUGH CARBON FILTER -WHAT DO WE DO- MOTOR ITSELF RUNS FINE GAS CAP IS ONE WAY CAP

1 Answer

70,955

Sounds like the purge valve for the EVAP system is stuck open and allowing raw fuel to be sucked up through the EVAP vacuum lines. HTH. - Jim

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