car struggles to start but runs fine reddit

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. Have them do a load test on the charging system and check the.

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If this is the case your car struggles to start but runs fine.

. You can try a trickle charger to save a slow battery. 2 Bad Vacuum Leak. The starter motor is connected to a circuit that includes the ignition key and the battery.

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 I start it in the morning -- no one has used it for about 12 hours -- the car starts perfectly with a smooth key turn. What car is it.

Once it starts it runs perfectly. Leave it there for a few seconds then start the car. Tuesday 14th April 2009.

Low Fuel Levels By the time you read this article you should have a good place to start in order to diagnose your car thats having a hard time firing up. An electrical current is sent to the motor when you turn. The car is a 2008 Nissan Versa with 120000 miles on it.

The 3 core elements for the car to start and run are fuel spark and air. If these three elements are available in the correct ratio then the car will run smoothly and will not stop. A starter motor car starter In many cases the starter motor or related problems will be the cause.

A vacuum leak is a hole in a vehicles air intake system behind the mass air flow MAF sensor that allows unmetered air into the engine. If vehicle is equipped with a smart key and theres no start or its unable to detect the key. It has an electric pump and that appears to be working.

You have seen this -- if you pour water onto a hot sidewalk it will. It turns like crazy and sputters a bit. Here are top 10 best trickle charger products recommended for you.

Another reason your car struggles to start but runs fine is due to damaged fuses or ignition switches. This is especially true if you find that the car struggles to start but the battery is fine. Thats because the fuel pump only runs for a second or two and then shuts off when the ignition switch is turned to the run position.

The fuel rail maintains pressure when you turn the car off. An engine needs a minimum cranking speed to start if the starter or battery is weak the engine cranking RPM will be low which causes the engine to build compression slower and make it harder to start. Ignition System Problems.

If you regulator is bad its losing pressure and when you try to start the car it takes a few seconds for the system to pressurize itself. Battery is dead easy to check - use jump leads and connect to another car which starts well and try starting the struggling car without the good car running otherwise it can draw too much powercurrent from alternator and burn it out. But if I do that another time or two it wont start.

Another reason your car struggles to start but runs fine is due to damaged fuses or ignition switches. After a while it will shut off due to a. Popular Hard Starting Causes.

When you insert the key and turn it into the on position the accessories might not power on. However if I drive it around 30 mins stop the engine and then try to start it again it almost doesnt start at all. When you turn it on again its pressurized and the car starts right away.

Now if I make a stop say 15 minutes long and get back in it starts just fine. Eventually after 3-5 minutes I can get it to start by really finagling it. Car hard to start but runs fine.

If the car is turning and taking a long time to fire then its not battery. If the battery and the alternator are working the next step you need to do is to check for a. Up to 25 cash back This sounds more like a problem with your IAC systemSometimes they get covered with carbon and dont move like they shouldYou can try removing it and cleaning it with carb cleanerMake sure you clean the throttle body where it sits as wellHere is some info on itIf the car runs and starts better after you clean it then it should be.

It could be a pump pressure regulator plugged filter or any number of other issues. If either of those wires are making a poor connection or have become broken or corroded they could be giving a weak signal or insufficient power for your car to start. Turn the ignition switch to the run position so that the dash lights come on for two seconds and turn the ignition switch off.

This throws off the expected air fuel ratio and causes the vehicle to run lean in other words too much air for the amount of fuel that has been injected. To repair simply cut a new key replace ignition cylinder replace transmitter battery or reprogram or replace the transmitter. Have those things checked out at a shop.

So the fuel pump doesnt cycle enough times to reprime the fuel system. If one of the three elements fails to decrease or increases slightly the ratio changes and the car will not have a smooth running. Some jobs are inexpensive such as a throttle bore service which will cost about 1500 if done at home and it can go as high as 45000 if a fuel pump is bad and replaced by a shop.

Sometimes this issue makes your car hard to start but runs fine once it gets going. The alternator battery and starter have all been checked twice and are perfectly fine. If that is the case you can try replacing the wires or cleaning the connections.

You may feel your car jerk a bit before dying as if your car has run out of gas. Reason 1 - Gasoline like any other liquid evaporates less when it is cold. Here are the top reasons why a car struggles to start.

The trouble very well could be due to a weak charging system or a excessive current drain on the battery while the car is parked. It always starts right away during any cold start aka the first start of the day. A temporary fix would be to turn the key to the on position but dont start it.

My car takes between 3 and 10 seconds to turn over when you try to start it. The same issue can occur in the case of a worn out battery. Faulty fuel pressure regulator.

This obviously cause your car struggles to start. This should give the pump time to completely prime the lines. The function of car starter is to harness the power of the automotive battery.

There are three reasons why cars are hard to start when it is cold. Here the engine may stall while the car is moving and sometimes while idling. Dead Battery or Loose Cables Clogged Fuel Filter Bad or Failing Starter Faulty Ignition Switch Thick or Dirty Oil.

The fault may be in the fuel system. Long start MIGHT be the result of a bad fuel pressure regulator. Either way its best to have an idea of whats wrong before you start the repair or when you are taking your car in for repairs.

Often the vehicle gradually dies. Since then I have this strange problem with it. The whole starting your car in cold weather thing can be a big problem for people who live up north and especially for people who live in really cold places like Alaska.

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