car hard to start after sitting for a week
I have checked the automatic choke and it is functioning properly. As that would more likely occur when the car is just stopped and the carb is sitting on a still hot engine.
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I have to sit and wait with my foot lightly on the gas and wait until it gets warmed up to running temp before I can put it in gear.
. Repeat this a half dozen times and then try starting the engine. It could be the fuel evaporating out of the carb. Fuel pressure should hold for weeks when the engine is off but a leaking injector will let it bleed down within a few minutes.
You could be starting to experience low compression at start up. If you can crank the engine for 15 seconds its not a low voltage issue. The car runs fine but after sitting for a while it is hard to start.
If the engine starts you got a fuel pump with a bad anti drain-back valve. Hard to start after sitting for a week or two Seadog. If you suspect that your car might have issues with your fuel delivery you can always check them yourself.
Once the car is warmed up and I go an park somewhere it starts right up after like a modern car. So fuel has to be pumped into the carb before it will start. 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.
Hold your key in the On position for a few seconds if your car has been sitting for a few days to let your fuel system fully prime. I have noticed the fuel filter is always dry after sitting overnight and it seems I have to allow fuel to be pumped up to the carb before it will start. 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.
You need to if the injector timing is correct. I put a rebuilt 302 into my 65. It acts like there is no fuel in the carburetor and needs to crank for several 4 tries before it starts.
This would mean that the trouble would occur even if the car was allowed to sit for a few. The car idles crappy after sitting as well not sure if that means anything. Could be a dirty fuel filter or bad check valve allowing fuel to leak back into the tank.
Runs great and has plenty of power. Todays gas evaporates at room temperature so after a week or so the bowl is empty or nearly so. An electric fuel pump neatly solves this problem and I dont consider it a crutch.
No Fuel Carburetors mix the fuel and air up on top of the motor so it wont usually fire right off cold til the mixture gets into the combustion chambers and gets spark. The fuel system needs to hold pressure to the fuel injection in order to start after sitting. My 73 350 4bbl Quadrajet is hard to start after it sits for more than a couple of days.
The starter takes power from the battery when you try to start your car and turns the engine over for the first time so that it can run on its own for the duration of the trip. If your battery is fully charged but turning the key doesnt make anything happen your starter is a likely suspect. Once it starts it will start instantly anytime afterwards until it sits again.
Engines first start a hard start after sitting about a week. You can check this by using a scan tool. We will now discuss all the possible reasons why your diesel engine has a hard time starting.
New Edelbrock carb with electric choke. A loss of pressure over time will cause the fuel not to be at fuel injectors when starting. You may want to perform a cold compression test after the truck sits for a few days.
I have always thought it was an initial fuel delivery problem. I have an 81 360 Cherokee that has always started hard after even sitting 8 hrs. Then start your car.
That is to insure pressure is up for starting in case it leaked down a little but not all the way to 0 psi. If you want a quick start experiment with how many pumps gets it. You Might Have Issues With Your Fuel Delivery.
All of the engines internal heat radiates out the top and sides remember that the engine is hotter than 200F and the areas around the cylinders are. It takes some cranking for the mechanical pump to pull gas up from the back of the car and refill the bowl which is why it takes so long to start. The hard starting is probably going to end up being something becoming heat soaked.
When you turn the ignition switch on you may be able to hear the hum of the fuel pump running for one second. Up to 8 cash back The most common problem encountered that will cause this problem is a fuel pump in the fuel tank not holding fuel pressure up to the engine for any length of time. When you shut the car down the cooling air stops flowing by and the coolant stops flowing through the engine taking heat away.
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