car starts but wont stay running battery

My car has 20000 miles. No it was starting rough the battery was the original which is 6 years old.

Does Your Car Battery Keep Dying Diagnosis How To Fix

Car Starts but wont stay running RPM Up and Down.

. After sitting awhile sometimes the next day it starts and then shuts off again. If you jump it due to low or dead battery it will not stay running until it has full voltage even when at low idle. It starts but dies after a couple seconds.

Up to 20 cash back Engine will start but wont stay running after battery replacement - Answered by a verified Auto Mechanic We use cookies to give you the best possible experience on our website. This depends on the car model the engine size which indirectly influences the starter motor battery size and alternator needed to charge the battery running electrical consumers such as lights AC but also the outside temperature etc. No sputs or misses just dies instantly.

Try adding some fuel injector cleaner and octane boost to the gas. Be sure the hot lead cannot or will not ground itself as it is a direct connection to the positive terminalbut easy to do just for a quick test. You may have this figured out by now and not sure this will help but that Jeep needs full voltage for it to stay running.

The most common reason behind the problem is faulty fuel system. Car will start but slowly idles down until it shuts off completely. I had to work so after work I went and got a new battery installed it and then all of a sudden the car starts for 2 seconds and shuts down unless I keep my foot on the gas pedal then it runs.

Up to 20 cash back Reply to Doctor Automotives Post. This might be enough to allow the engine to start but not keep running. Car was grounded to the body at the rusted away battery tray.

No if it starts but you have to keep your foot on the gas to keep it running and then it dies when you take your foot off the pedal the fuel pump is working otherwise no gas at all if it was not working the throttle position sensor is bad the contact in the sensor is worn out at idle spot but when you first star it the sensor is in a different position and with your foot on the gas. It helps provide a fuel-air mixture in the engine and ensures the proper flow of fuel to the engine. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them.

Before I would need a jump every time then eventually it just would not start. The fuel system comprises the fuel tank fuel pump injectors and carburetors. Up to 8 cash back I had a bad alternator and battery.

Put a new battery in it. Depending on whether the engine is hot or cold there are a couple different reasons why a car might start with no problem but stall shortly afterwards. The second my foot is taken off it turns right back off.

Stalling After a New Battery Installation. Another problem could be you have a clogged fuel injector or bad gasoline. If your engine starts but wont stay running you want to make an accurate diagnosis as soon as possible.

A friend who replaced the alternator thought it could be the electronic throttle. The cars theft system was on be. Stopped off to eat for 30 minutes.

Try changing the fuel filter and look for any disconnected or cracked vacuum lines. Brand new battery and alternator. Once it starts as long as my foot is on the gas it stays running.

When the main power source is disconnected or reconnected it has a small chance of knocking out the computer idle memory learn procedure which has to be relearned to continue normal engine idle operation. Making a diagnosis can be hard especially when you dont have much experience in car repair and the source of the problem can be in one of. That problem is now gone but one very annoying one exist.

Then car would start but not stay running. After charging the battery car starts but shuts off after 10 minutes. Had to repeat ignition onoff and several attempt starts before it would stay running.

If there is a fuel leak somewhere then the correct amount of fuel may not make it to the combustion chamber. The engine requires the right amount of air and fuel to mix together for ignition. If the car runs and functions normally and the battery does not go dead you just found the problem.

Chevy cavalier 05 starts but wont stay running 1 Answer. I regrounded the battery to the body and now it wont start. Then drove 25 more miles and stopped off for 30 minutes with car off.

After a new battery has been installed the engine could idle low or stall out altogether. BMW ACURA Honda Lexus Toyota. Also check if your alternator is putting out 138v at idle.

Do this quick test unhook the hot lead from the alternator and then hook up your charged battery. Does anyone have any ideas of why a car would start but not stay running. Could be many things.

If the car stalls even when the engine is warm the cause is likely a faulty electric fuel pump. They charge the battery during the times that your engine is in the higher rpms during actual driving. Car starts but wont stay running.

Said something about it being gummed up that it might need a cleaning. F150 Starts But Wont Stay Running. Try to start again it will crank but wont start back up.

If the problem only happens when the engine is cold a bad electric sensor is likely to blame. Has a new battery.

10 Reasons Why Your Car Won T Start Sun Devil Auto