car struggles to start but runs fine reddit

If your car struggles to start but runs fine this is a sign of a battery issue that can enhance the cars performance issues. Its easier for the low temperature to condense a small amount of fuel than a full tank.

12 Common Reasons Your Car Won T Start Mental Floss

What you have in this case is a weak fuel pump that.

. Once it starts it runs perfectly. The simplest test would be to take the fuel line off the carb and put it in a jam jar. Up to 15 cash back My car struggles very badly to start then struggles to idle for about two to three minutes I have to keep my foot on the - Answered by a verified Auto Mechanic.

An engine needs a minimum cranking speed to start if the starter or battery is weak the engine. The second time you turn the key fully primes the line. The car is a 2008 Nissan Versa with 120000 miles on it.

5 Bad CamshaftCrankshaft Position Sensor. If these three elements are available in the correct ratio then the car will run smoothly and will not stop. One day the car barely wanted to start up and its been doing this for 3 weeks but sometimes it will start up fine.

Dead Battery or Loose Cables. Common Reasons a Car Starts Then Shuts Off. Slow to Start.

Turn the ignition on and see how much fuel the pump is pumping you shouldnt need much on a carb engine so. If one of the three elements fails to decrease or increases slightly the ratio changes and the car will not have a smooth runningAfter a while it will shut off due to a. However if I drive it around 30 mins stop the engine and then try to start it again it almost doesnt start at all.

2 Bad Vacuum Leak. As you know by now the battery is responsible for producing the power to start the car. Especially if you park outdoors in a cold night you may notice the car hard to start in the morning.

Thick or Dirty Oil. But if I do that another time or two it wont start. So the fuel pump doesnt cycle enough times to reprime the fuel system.

Low Level Of Fuel. The car is still under warranty under 75000 miles or 6 years. Ignition System Problems.

MY name isCustomer I asked a question a few days ago about my 97 hyundai elantra car has 270220 miles on it when I start it up it run fine for a few minutes then acts. You may also have a slow to start car due to a worn starter a common issue that will give you trouble namely that your car wont turn over. Repeat two more times and on the third try turn the car all the way on so that the engine turns over.

If its just the check valve it should start right up. This is done by placing the key in the car and turning it on but not so that the engine turns over. You need to keep the fuel tank full or at least half full during the colder months.

Slow to crank over. Bad or Failing Starter. Probably the check valve more than the pump since OP says it hot starts just fine.

So if the oil level gets too low the fuel. Eventually after 3-5 minutes I can get it to start by really finagling it. The alternator battery and starter have all been checked twice and are perfectly fine.

3 Dirty or Faulty MAF Sensor. It turns like crazy and sputters a bit. 1 Bad Idle Air Control Valve.

6 Slipped Timing BeltTiming Chain. It always starts right away during any cold start aka the first start of the day. Here are the top reasons why a car struggles to start.

The 3 core elements for the car to start and run are fuel spark and air. Sometimes this issue makes your car hard to start but runs fine once it gets going. I only had this car for almost 3 years with no issues and got from Carmax with 18000 miles.

Since then I have this strange problem with it. Easy test is to turn the key to RUN wait for the fuel pump to stop priming the buzzing noise and then turn to START. If the power is not in the battery then the car battery will show 312 volts and the car will not start.

My car takes between 3 and 10 seconds to turn over when you try to start it. If it starts in 3 seconds or less youve solved the problem for now. If that is the case you can try replacing the wires or cleaning the connections.

Now if I make a stop say 15 minutes long and get back in it starts just fine. 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. 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 will bypass the idle air control valve and allow the engine to start. If the engine starts by resting your foot on the gas pedal remove the IAC and clean it again no parts involved just a shop towel and carburetor cleaner. Their isnt any lights on dash indicating that can be the battery etc.

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. 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.

Car Has Rough Start After Sitting Overnight R Mechanicadvice