car has trouble starting after being driven

Internal starter motor connections wear down over time causing a hard-to-start condition when the engine temperature rises. After twenty or thirty minutes sitting it will start again.

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The batterys usually the main culprit behind issues with starting your car.

. Cold weather can also affect the strength of the current from your engines battery. A jump start should revive the battery but keep jumper cables handy for the next time you try to start the car just in case the problem lies elsewhere. It is also possible that you have a vacuum leak.

If the ECU cant get a clear signal the engine may fail to start or die immediately after starting. The fabled blown head gasket isnt something anyone wants to deal with. Your ECU should throw a check engine light if there is no signal from the crankshaft or camshaft position sensors.

One last thought you really need to check for spark and fuel to eliminate things. The only solution to this is to fix or replace the alternator. If so measure the amount of AC ripple coming from the alternator by changing the meter from DC mode to AC mode.

Top reasons why cars wont start. Theres probably close to a mile of wiring in your car and with the harness being changed out you may have some major sleuthing in head of you until you find all the problems. See which fuse is for your fuel pump.

IMO you have a bad battery or a bad starter. Cold mornings make your car take longer to start. The easiest way to do this is to grab a friend or family member so one person can activate the.

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. Check the Starter Motor and Circuit. I tend to run errands on the weekends so this is when I realized something was wrong.

It can also take more time for the fuel injectors to supply enough fuel. That said ICVs are easily fouled by oil from the crankcase ventilation if it doesnt go straight into the manifold. This only happens restarting the car after a short break 10-20 minutes after the car is being driven at least 30 40 minutes or on the highway for at.

In fact battery problems were the cause in over half of the cases 55 where our Patrols were called out to a car that wouldnt start. When this happens one of. This may be from a fuel pressure issue.

That sound will mean that the fuel pump is building pressure which is essential to start a car. The car wont be able to start if the alternator cant provide enough voltage output necessary. The car cranks strong but wont start.

Sometimes I cant get it going and I have to wait around 30 or so minutes to get going again. If the car stops after turning on the ignition the problem could lack fuel as we talked about before. But if your vehicle has a hard time starting after sitting for just a few hours it can cause an extra layer of confusion.

Also check to see what temperature the coolant temp sensor CTS it indicating the coolant to be when this happens and the engine is hot. As far as cold vs warm start just a guess but whatever component is having an issue must be being affected by the raised temperature from the engine saturating it making it not perform as well. That could be anything under the hood though.

Also check for an RPM signal via your scanner to determine if it is related to the crankshaft position sensor. A difficult start could be due to a number of things from a dying battery to a faulty starter. There are a few ways your battery might go flat or even die.

That being said it sounds like you may have an issue with a crank position sensor or an ignition control module. Cool temperatures thicken your engine oil which makes it harder to pump and causes your engine to work harder. Among serious problems like blowing smoke from the tailpipe and leading to the engine overheating a bad head gasket can also make it difficult to start your car.

It should be in the 135 to 155 volt-DC range. Check All Exterior Lights. Flat faulty or dead battery.

Thats a big load. When you shut off a warmed up engine fuel pressure needs to remain in the fuel lines otherwise you will get vapor-lock this is when the liquid fuel turns into a gas in the fuel line and a fuel pump can only pump liquid not gas so the engine will not start until the fuel cools down and turns back into a liquid. The problem could be your fuel pump or your fuse.

Since adding throttle helps perhaps something with air or fuel delivery. It can also be caused by a bad starter but if it cranks but wont start it could be caused by a faulty spark plug or a clogged fuel filter. Up to 8 cash back Usually if you have a malfunction that prevents the car from starting there will be a code resulting.

Cleaning the ICV may help. The fuel filter is a filter that you should replace after a schedule which depends on your car model. Check the fuse box.

It feels like it is not getting gas. When starting the battery has to turn the starter fire the ignition and fire the injectors. The most common reason a car wont start is due to a dead car battery or loose car battery terminals.

Grab your owners manual and flip through it until you get to the page about fuses. Most auto parts stores will test a battery for free to see if it has enough voltage and cold-cranking amps to start the engine. Both of these have a history of failing when they are hot and coming back to life again when they are cold.

If you do not fix the alternator this. If you havent replaced it for a long time it might actually be clogged. Get this code read if you can as it may tell you the exact wire that is causing the issue.

Before starting your car after it has sat idle for a long time be sure to check your engine oil level. This would explain many of the idling issues you are facing but not the inability to start the car while holding the gas pedal. If the starter is bad and takes more power to spin when hot that takes power away from the ignition and injectors which will make it harder to start.

Well unfortunately this could mean a damaged alternator. I can drive ten or fifteen minutes park the car and try to start it. A starting motor use brushes carbon bars and a commutator slip ring to allow current flow to the armature and keep the windings spinning inside.

A fuel filter is a widespread thing that causes low fuel pressure. The Check Engine light goes on and it. A Bad Head Gasket Might Be Why Your Car Wont Start.

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