car hard to start after sitting for 30 minutes

Among serious problems like blowing. It takes some cranking for the mechanical pump to pull gas.

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So if your vehicle is less than about 35.

. If its there replace the FPR. Bret Bodas on January 12 2010. Todays gas evaporates at room temperature so after a week or so the bowl is empty or nearly so.

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. Its possible that re-starting the engine will be tough as well. Watch pressure to see how fast it drops off after key off.

There could also be a fuel line leak. The fabled blown head gasket isnt something anyone wants to deal with. 2001 QX4 4x4 2003 Jaguar XJR.

It could be map or maf sensors or o2. You need to test the fuel pressure at the test port on the fuel rail. Truck wont start after sitting overnight.

Example drive 30 minutes stop for lunch go back out to start and will turn over 10. This may be from a fuel pressure issue. Pull the vacuum line off the FPR and check for presence of fuel.

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. Batterys good replaced alternator. When you shut off a warmed up engine fuel pressure needs to remain in the.

The hard starting is probably going to end up being something becoming heat soaked. Its highly likely that your engine may die shortly after starting if the fuel lines or the pump have any leaks. Before starting your car after it has sat idle for a long time be sure to check your engine oil level.

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. Hard to start after sitting 30-60 minutes after engine is up to normal operating tempeture. A loss of pressure over time will cause the fuel not to be.

A forum for the legendary Nissan Pathfinder and Infiniti QX4. When you shut the car down the cooling air stops flowing by and the coolant stops flowing through the engine taking heat away. Corroded or loose battery.

A Bad Head Gasket Might Be Why Your Car Wont Start. Hard to start after sitting. It usually takes me about 15 minutes to start it up again.

These control the fuel mix and if its off it make a hard start. Check that your headlights fog lights high-beam. Up to 8 cash back The fuel system needs to hold pressure to the fuel injection in order to start after sitting.

Cranks but wont start. Definitely start with the codes. Look for puddles of fuel under the car.

Posted June 6 2012. Check All Exterior Lights. If your car is hard to start when warm you can trace the issue to one or more several potential faulty components for example.

However if I drive it around 30 mins stop the engine and. Wed Oct 04 2006 530 pm Car. After this when I try to start it it makes that noise like it is trying to start but the actual ignition doesnt happen.

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