car jump starts but wont stay running

I bet you see it drop to 3 volts. When your car engine starts but stops afterwards whether immediately or after a few minutes there could be one or more specific systems or components behind the failure.

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I then change the alternator from my friends advice as its gotten some power steering fluid spilled on it and.

. Up to 8 cash back Inspect your battery - it should have at least 125 to 13 volts to start your car if it doesnt you will need to replace the battery. Car Starts but wont stay running RPM Up and Down. 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.

If your battery is too old it will no longer be able to receive power from even a jump start to get going again. But it doesnt work and the want to know why their car wont start with a jump start. If one of the three elements fails to decrease or increases slightly the ratio changes and the car will not have a smooth running.

If jump starting vehicle with another car keep the cables connected and allow let the other car idle for at least 15 minutes then try again. I see this question all the time on auto forums. Here are the most common reasons.

If your car with a dead battery wont start the first thing to do is check the jumper cable connections and battery terminals to ensure there is a good contact. When your battery dies and you get a jump to start your car up again 9 times out of 10 the reason it wont start is because your battery is simply unable to hold a charge any longer. That may be because after you shut the car off the pressure built up in the pump-to-filter line pushes gas past the filter blockage into the filter-to-engine line giving it enough gas to start the car but not enough flow to keep it running.

In order to eliminate what the. Please login or register to post a reply. The second problem could be that your alternator is bad and not charging your battery in this case you will need to replace your alternator.

If there is no fuel available unsurprisingly the engine will not be able to start however hard you try. Common Reasons a Car Starts Then Shuts Off 1 Bad Idle Air Control Valve 2 Bad Vacuum Leak 3 Dirty or Faulty MAF Sensor 4 Ignition Issue 5 Bad CamshaftCrankshaft Position Sensor 6 Slipped Timing BeltTiming Chain 7 Fuel Pump Leak 8 Fuel Injection Sensor Issue 9 Bad Carburetor 10 Bad Ground Strap 11 Engine Control Unit Issue Conclusion. Why your car wont start even with a jump start.

Voltage is not the end-all on whether or not a battery is dead when its not under load. Battery is good and altenater was replaced a few months ago. If getting a jump wont start the car there is something else wrong.

Up to 25 cash back Car will take a jump and start but wont stay running. If the car starts it could be that your battery is too weak to start the car but has enough power to run the lights etc. First try to get a jump to get the car running.

If this is the case the solution is the easiest of those on this list. The car should start IMMEDIATELY when it is jumped and it should stay running. Check owners manual about that.

Both the battery and the alternator can be tested. Ignition System Problems. My car wont start unless it gets a jump but then battery doesnt keep a charge.

Cool car starts and i let it charge up for about 10 min. If it doesnt run after a jump and the battery isnt bad the something in your charging system isnt functioning properly. 2 Jan 13 2012.

Put some fuel in your car. If the car starts it could be that your battery is too weak to start the car but has enough power to run the lights etc. After a while it will shut off due to a.

Because you disconnected the battery you lost the long trim valueyou will now have to relearn the idlestart the vehicle idle it to 1500 RPMhold for a minuteidle should stabilizeturn on AC let it idlefor a minutenow your done Aug 19 2012 2002 Jeep Grand Cherokee 0 answers 2000 Jeep Cherokee wont idle. The 3 core elements for the car to start and run are fuel spark and air. See if it takes and holds a charge without any connection to the car.

Only show this user. Take a multimeter and test across the poles on your battery. I wouldnt doubt it is one of these two problems.

Related Engine Not Running Content. Have someone turn the key while you are checking the battery voltage. BMW ACURA Honda Lexus Toyota.

Some batteries cannot hold a charge. Car Will Crank But Not Start Intermittently. Joined Sep 2 2009.

If using a jump box keep the jumper. Even if that doesnt fix the problem you were probably getting close to needing one anyway. It could very well be the MAF sensor reading one value for air flow due to air leaks the engine receiving a different amount of air.

Replace the battery if its more than say four years old. If these three elements are available in the correct ratio then the car will run smoothly and will not stop. I go to disconnect the jumper cables and car dies.

Try reconnecting the clamps. One Car will take a jump and start but wont stay running. In circle with parenthesis around.

If you remove the battery to charge it you are decomplicating the situation. Make sure that no leaks have caused the empty fuel tank and that all the fuel lines are intact. A whirring sound can be heard coming from the engine when the fuel pump is working correctly.

Hard Start Will Not Stay Running Misfire Backfire. The reason I mention this is that your car will start fine but not stay running. A qualified mechanic can troubleshoot diagnose and confirm the source of the problem.

Up to 25 cash back Car will take a jump and start but wont stay running. However as we have seen there are a handful of reasons why your battery could still be in good condition but youre unable to get started after a jump start. Car obviously wont start so I try to jump it so i can get it up my driveway as this point the car is parked on the street.

Corroded battery terminals prevent. Empty Fuel Tank. Now it starts but wont run.

Start the vehicle and leave it running. Their car has a dead battery and uses another vehicle to jump start the dead battery. If this pump fails the engine will not receive enough fuel to keep it running after starting.

You may have to reset radio memory etc. My Truck Will Not Start Occasionally-it Will Crank But Not Start. It takes a lot of battery power to turn the starter over.

If you are unable to get your car going again after youve had a jump start from a viable battery one of the most obvious causes could be that the battery itself is simply unable to receive a jump any longer. The ignition or injection system a low idle speed in need of adjustment a maladjusted carburetor vacuum leaks one or more bad sensors. Just got home after driving for an hour went back to drive Just got home after driving for an hour went back to drive out after about 10 minutes and car wont start.

If you unplug the maf sensor it should allow the engine to receive a default value into the ECU the engine will.

Engine Starts But Won T Stay Running Youtube