car hard to start after sitting

I suspect your fuel pump or regulator are failing. The vehicle would have to completely build fuel pressure again before starting.

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Your engine will crank more quickly if you remove the glow plugs.

. Neglecting to do so can result in severe personal. Once it starts it will start instantly anytime afterwards until it sits again. Any ideas why it takes 10 pumps on the gas peddle to get the car started.

You need to drain the fuel tank and fill it with new fuel. Put some MMO to. Before starting your car after it has sat idle for a long time be sure to check your engine oil level.

The truck runs great idles great has good power and acceleration as best as can be expected with the 2Fonce its started for the day. If it helps then you may have a leaking fuel pressure regulator or fuel injector sending fuel into the intake on hot shut down. Sometimes the tank Will stop ventilating and when the fuel cools down there becomes a vacuum in the tank making it hard to start the engine.

Truck wont start after sitting overnight. 1 - Turn key to on 2 - Pump once to the floor to set choke 3 - Turn key to start It is flawless. Dying Battery Sometimes the problem is no more complicated than what your first thought is.

I have to push the accelerator pedal right after turning the key to get it started. To restart a diesel engine that has been sitting for some time follow these simple instructions. The engine is stock except for an HEI distributor GM.

The next time you go to start the engine after it has sat turn the ignition switch on for two seconds so the dash light turn on and then turn the ignition switch off. If that check valve is leaking causing the rail to loose fuel pressure overnight that would explain his extended crank time. Check that your headlights fog lights high-beam lights brake lights reverse lights and indicators are all working before you head out on the road.

Cranks but wont start. My 73 350 4bbl Quadrajet is hard to start after it sits for more than a couple of days. Up to 8 cash back There are many causes of hard starting but illustrative ones are a faulty engine coolant temperature switch sensor malfunctioning idle air control IAC valve vacuum and EGR leaks inadequate fuel delivery or pressure clogged fuel filter injectors and contaminated or old gasoline.

When the car does start is the idle even or does it fluctuate up and down. You need to test the fuel pressure at the test port on the fuel rail. Once that happens it can take a LOT of cranking of the engine to refill the carb fuel.

It could be because of one or more of these 5 reasons. Additionally youll need to replace the gasoline filter. However if I drive it around 30 mins stop the engine and then try to start it again it almost doesnt start at all.

Fill the tank with new petrol after draining the old one. If so it could have a vacuum leak. Truck wont start after sitting overnight.

Were starting here because fuel delivery is among the most common reasons for a car not to start especially after its sat for a while. If however I havent run her the day before I can count on having to let her turn over for 5 or 10 seconds before she starts. Ethanol can accelerate the deterioration of the check valves in the pump.

It takes 3 times - or more - to start car after sitting overnight 1 Answer. The other possibility is heat soaked ignition components. You also need to change the fuel filter with a new one.

Couple this with a weak fuel pump and you get hard starting problems after sitting. Look for puddles of fuel under the car or the smell of fuel when starting. I am thinking at most 4 pumps should be all it takes to get the car started after sitting.

So if your vehicle is less than about 35 years old you most likely have a fuel injected engine. I have a stock 350 4bbl 78 camaro. Remove the glow plugs and your engine will start more quickly.

The hard starting is probably going to end up being something becoming heat soaked. If then the car magically starts normally you most likely have a defective lid. If the engine starts you got a fuel pump with a bad anti drain-back valve.

If youve been noticing that your vehicle has had some trouble starting- even if its only been sitting for a few hours- dont ignore it. After sitting for a while you need to pump the peddle almost 10 times to get the car to start. It also explains why his vehicle starts right away after being shut down but wont start after sitting for an extended period of time.

If the pedal on the floor doesnt help check for spark. Had a new distributor put in and a new temperature sensor. When this happens one of the most common causes is.

Check All Exterior Lights. Once started it runs and starts fine if the engine is warm. When you shut the car down the cooling air stops flowing by and the coolant stops flowing through the engine taking heat away.

To me that means that it is something more than just the temperature of the engine. It could be map or maf sensors or o2. Its probably the battery.

If I start it in the morning -- no one has used it for about 12 hours -- the car starts perfectly with a smooth key turn. These control the fuel mix and if its off it make a hard start. Once she fires up the car runs great.

It is a 43ltr vortec 6. As others have noted the real problem is that fuel evaporates when the car is not driven regularly. Compare normal running pressure to that at cold start.

The car is hard to start after sitting overnight. The easiest way to do this is to grab a friend or family member so one person can activate the. There could also be a fuel line leak.

For the hot start hold the gas pedal to the floor while you turn the key to see if that does anything. Batterys good replaced alternator. Repeat this a half dozen times and then try starting the engine.

A difficult start could be due to a number of things from a dying battery to a faulty starter. It acts like there is no fuel in the carburetor and needs to crank for several 4 tries before it starts. Follow these basic steps on how to start a diesel engine that has been sitting.

Now this is by no means a hard rule but carburetors really havent been common in new vehicles since the 1980s. Fill the cylinders with MMO. But if your vehicle has a hard time starting after sitting for just a few hours it can cause an extra layer of confusion.

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