Car Hard to Start After Sitting for 30 Minutes

As you attempt to start the engine the fuel pump will refill the carburetors fuel bowls allowing the engine to finally start. Engine typesize Odometer mileage Specifics on the cars maintenance record.

How To Start A Car That Has Been Sitting For 1 Year The Drive

After you drive it and shut it off for 10 min.

. 6 Jun 2 2009. When at normal operating tempeture and shut off it will restart with 12 crank. Example drive 30 minutes stop for lunch go back out to start and will turn over 10-15 times before starting.

Sometimes oil will leak from valve covers drip down and cover the oil pan and people will think it is the oil pan leaking. Starts fine when cold and when only slightly warmed up. I didnt want to spend 40 on a fuel pressure gauge when I could get a pump for 55.

Out bound the car started A-OkIt had been sitting from about 730 Am till 1230. Low fuel level Weak battery Weak starter Bad coolant temperature sensor Glow plug fault diesel engine By the end of this post youll understand the common causes of hard starting how to diagnose them and how to fix them. Minute cracks in the fuel line which leak fuel when under pressure.

The car turns over but wont start when hot BUT ONLY after it has been sitting 30 to 45 minutes. There are no codes showing up battery is not the issue fuel is not the issue. 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.

Here are the symptoms. When you shut the car down the cooling air stops flowing by and the coolant stops flowing through the engine taking heat away. If there is too little fuel generally the engine with fire a few times but not start.

After that it started with a little coaxing. A common possible cause is that the key or ignition cylinder is worn theres a low battery in the transmitter or the transmitter is defective. If you can start the vehicle readily when cold by.

I have a 2002 f150 with a 42 v6 engine. In the first datalog car has been sitting for 20 minutes and i start it. The car I referenced would run start fine after sitting still on a hot day.

Today I drove it home 30 miles and stopped at Target. The gas that is in the carburetor fuel bowls is vented to the atmosphere. No blown fuses no vacuum leaks.

If you go to start it with in the 10 min. The car runs excellent once its started. Im hoping someone can diagnose it.

So based on the. There are lot of things that will cause this sort of problem. Check the fuel supply that is the flow and the pressure in the fuel rail to and from the throttle.

That said heres a shortlist of possible culprits. If you crank the engine for long enough the fuel rail may be able to build up sufficient pressure to overcome this condition. It takes several seconds to start but once it does I turn it off and try again.

Then it became progressively worse with hard starting. I remember going to a lunch joint not far from the office where we worked. You need to clean the top AND the bottom of the engine in order to accurately find any leaks.

In the morning it starts normal. The only time it does this is when its cold or has been sitting for about 30 minutes after driving. And after a period of time the gas within the fuel bowls evaporates leaving the fuel bowls empty and you experience a hard starting problem.

To me that means that it is something more than just the temperature of the engine. My 2004 Mini non-S with 150000 miles starting doing something funny last week. To repair simply cut a new key replace ignition cylinder replace transmitter battery or reprogram or replace the transmitter.

The most likely cause of hard starting after sitting a few days is bad fuel pressure other possible causes include. Or longer the engine cranks for about 7 seconds before it starts. After shutting it off it starts normal.

The hard starting is probably going to end up being something becoming heat soaked. Remember always look at the highest point that the oil is coming from. If there is too much fuel then once the engine does start it will stumble for 10 seconds or so until it clears all the fuel out of the intake.

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. A leaky fuel injector or improperly seated fuel injector seal. VDCdriver July 5 2016 1002pm 2 You need to tell us a few things about this car before you can get answers that really address the problem.

After 30 minutes it starts right up. My 90 Tracker can be hard to start after it sits for 10 minutes or so. 10 minutes later when I tried to start it it almost caught but not quite.

If vehicle is equipped with a smart key and theres no start or its unable to detect the key. When cold starts in 12 turn. 1 - Turn key to on 2 - Pump once to the floor to set choke 3 - Turn key to start It is flawless.

Then it would crank and crank the next 4 times I tried to start it. If the car does not start after a couple of seconds then change the fuel and try again. In the second datalog you can see me start it up again about 30 seconds after the last start and this time it starts right up.

If I turn the car off for a few minutes it all seems to come back. It doesnt appear to be the fuel pump. The problem is intermittent but is getting worse.

As to highway driving and starting slowly after highway startingthis is possibly heat soak. It will start right back up after it has been driven for a few minutes. And then the other day the dash indicator lights in the car went out and then came back in a few minutes.

1994 CHEVROLET CORVETTE 33000 MILES Hard to start after sitting 30-60 minutes after engine is up to normal operating tempeture. Hard starting when warm after sitting for 10 minutes. Help it alwyas happens at the most unopportune times.

Examine the low voltage supply 12 V to the ignition and the high volts at the coils and the distributor insides for crap and the electronic control.

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