car starts but wont stay running battery

If the battery has a weak cell it will produce enough power to run certain things in the vehicle but not the vehicle it self. 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.

Car Won T Start With Jump Here Are The Possible Reasons

Try to start again it will crank but wont start back up.

. Here are the reason why. This might be enough to allow the engine to start but not keep running. Their internal metallic parts corrode as batteries get old reducing their electrical charge retention capability.

Youll have to find the problematic injector and then use an ultrasonic device to clean it. Make sure to open the throttle plate. Why does my car start but wont stay running.

My car starts but wont stay running and its not the battery what could be the problem 1 Answer My car starts but wont stay running and its not the battery what could be the problem 2000 Mercury Grand Marquis LS. No it was starting rough the battery was the original which is 6 years old. 1999 z3 manual conv -.

It will charge at times and at other times it will not. If the charging system is not functioning the vehicle will definitely not run if the battery voltage is too low. Why does my engine crank but wont stay running.

If the engine cranks but wont start check for spark and fuel pressure. A bad electric sensor can only occur on a car with a fuel injection system. If you are getting between 135 and 145 volts at that point I would start turning on accessories and then testing.

Use throttle body cleaner and clean the throttle body. This situation usually arises from having a bad alternator a problem with the new battery or a faulty starter. There could be a fault in the injection or ignition system a vacuum leak or some other fault.

Dirty or faulty idle air control. On average car batteries last between 2 and 5 years. Under this scenario one of the electronic sensors has gone bad and is causing the cars computer to malfunction and improperly calculate the amount of fuel the engine needs.

After charging the battery car starts but shuts off after 10 minutes. A sensor might be faulty as well. Dirty or faulty idle air control.

I had a bad alternator and battery. If it doesnt crank at all check the battery condition. Has a new battery.

If the car runs and functions normally and the battery does not go dead you just found the problem. Use a shop rag and wipe inside the throttle body. Once it starts as long as my foot is on the gas it stays running.

Up to 20 cash back Reply to Doctor Automotives Post. Take a multimeter and test across the poles on your battery. If the vehicle dies.

Alternatively you can change the injector. Car starts but wont stay running. Even if the charging system is functioning there are conditions under which a dead battery will cause the car to stall those conditions including an internal short in the battery.

BMW ACURA Honda Lexus Toyota. Up to 20 cash back Replaced battery car starts but wont stay running. Do this quick test unhook the hot lead from the alternator and then hook up your charged battery.

Its possible to damage the alternator trying to charge or re-charge a dead battery and. If the car stalls even when the engine is warm the cause is likely a faulty electric fuel pump. If a battery jump-starts and keeps your car running but the car cant start again the battery could be the problem.

The engine requires the right amount of air and fuel to mix together for ignition. 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. Engine starts but wont stay running.

No they are new battery is fully charged. Make sure the wiring harness is in perfect condition before doing this. If there is a fuel leak somewhere then the correct amount of fuel may not make it to the combustion chamber.

The second my foot is taken off it turns right back off. Car starts but will not stay running. Start the vehicle and leave it running.

That problem is now gone but one very annoying one exist. Car Starts but wont stay running RPM Up and Down. If you see this error and the car wont stay running it points towards a problem in the injection system.

Before I would need a jump every time then eventually it just would not start. Misfire can be due to worn ignition coil worn spark plugs faulty fuel injector open or shorted wires blown head gasket low engine compression due to engine mechanical problems oil in spark. After sitting awhile sometimes the next day it starts and then shuts off again.

It could actually be the battery. My car has 20000 miles. As talked about throughout this article facing the problem new battery but car wont start without jump is more common than you think.

Check for trouble codes even if you dont see the check engine light on. Scan the vehicle for misfire codes. New Battery But Car Wont Start Without Jump Conclusion.

Usually when the engine warms up and then stops it is an indication of a problem with an ignition coil ignition module or even the fuel pump.

The Car Won T Start After The New Battery Installed