![]() Would be a nice reason to install a FFV pump but would like to know for certain what happened. Get to my house and take the gas cap off to a loud hisssss. Baffled I decide to drive it home slowly and she behaves like nothing happened. I crank her again and she idles better so I give it some gas and it sputters but clears up. I turn it off and look around again, by now I'm thinking the worst and i possibly hurt my engine. I basically idle drive into a safer area than the access road. I try cranking 3 more times and feather the throttle and it stays on but idling around 400rpm and any introduction of gas pedal and it bogs and tries to die so I let it idle and put into drive so I can pull into a park up the street. It’s likely that this problem will reoccur. Enthusiasts universally blame the pump in these situations, when the reality is usually the fault of the fuel delivery system design. Vapor in the pump reduces cooling, causing the pump to overheat, which closes up the clearances and makes the pump lock up. Parking in a cool area (shaded, not on blacktop) Pouring cold water over the fuel system. That’s when the pump quits working because it cannot pump a vapor. If you need a quick fix, try: Popping the hood to vent the engine. If the fuel pump is running, crankshaft position sensors fail frequently on your vehicle and will cause a crank but. It commonly occurs when a car has been idling or has been turned off and then back on. Vaporized fuel creates back pressure in your fuel system and prevents gas from getting to your engine. A code scanner will likely lead you to the issue. Vapor lock happens when your fuel boils in your carburetor or your fuel line. Vapor lock is most likely to happen when. Vapor lock is rare in newer cars because of the modern fuel injection systems but is common in older carbureted cars. The engine will sputter for a few seconds until the vapor lock is cleared from the lines. From experience, an electrical component failed based upon heat and mileage of the vehicle. Hold the accelerator down when the vehicle starts until the engine is running smoothly. Ignition coil problems can masquerade as vapor lock, but they go on all year round. It is very unlikely that a fuel injected engine is vapor locked (even at 108 degrees). I continue to look under the hood thinking I unplugged something by accident and all is secure. Vapor lock tends to happen more often in warm weather. I tried to crank her and she starts then dies right away. 10mins into my drive i floor it and immediately followed by a loss of power and then it dies.Īs I coasted it to the access road I'm like wth. Wrapped up the SABM earlier today and went for a spirited drive. So I have been busy lately adding N/A mods to my truck.
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