my car won't start without a jump

Fix the short and take a reading again. 2 Its out of gas.

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If it is automatic try in neutral.

. If your saying the vehicle wont crank without a jump check voltage at starter circuit no jumper. 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. 1779 Answers 1st thing to check is the battery.

7 The low-oil sensor isnt working properly. Ad But what if you hear the engine crank and the engine just wont start and run on its. 1 cause of battery failure.

Also if my radio is on and I turn on my headlights the radio will momentarily turn off. Start by pulling fuses until you find the circuit that has the short. A vacuum leak could cause it not to crank.

If the battery voltage reads under 126 volts you have a short. The interior lights wont come on when the car is off nor the powered locks work. In this case the alternator is doing its job of keeping the battery going once it has been jumped but the battery cant hold a charge when the alternator is shut off.

If your alternator is dead your battery wont charge and your car will prolly die in short order. It will bypass the clutch and you can start it without pushing the clutch. 5 The carburetor is clogged or air locked.

I also have a new alternator that tested good. 6 The spark plug needs to be replaced. My car wont start without a jump when I give it a jump it runs great but when I leave it off for long periods the power drains out completely so I thought it was probably the alternator but went to the mechanic and was told its fine the obd code says its cat converters and mechanic asks for about 2000 what can I do.

If your car is clicking and new still wont jump-start it can be one of the two problems. If the battery is fully charged there shouldnt be a problem with alternator. Remember to put it out of gear.

If your car is manual try jump-starting in a 4-low. If it runs for hours after jumping its prolly the battery. Any testing make sure the tranny is in park or neutral and the e-brake is set.

Check the oil level in the crankcase. Both the battery and the alternator can be tested in your car. Let me know what the store says Ill help further if needed.

3 The choke lever is in the wrong position. The battery is 3 years old driven in above freezing temperatures most of that time. I had the starter replaced at the beginning of the year because my mechanic said it was the problem and for about two weeks it worked properly but then it wouldnt start.

With the vehicle electronics engine running its not a good idea to disconnect battery. Your alternator is bad. How old is the battery.

If your car still wont work even after a jump the alternator could be the culprit. I can let the car run forever and it seems fine but as soon as I turn it off. I have a new battery that is showing 135volts via ecmlink and autozone determined was good.

If you read 126 volts track down your bad connection. 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. Common Causes of Car Battery Failure High temperatures Heat is the No.

Up to 20 cash back My car wont start without a jump. Its also helpful to take a voltage reading across the battery when it wont start. As you may know the alternator charges the battery while the engine runs by generating amperage and recharging the battery while the engine turns the alternator pulley.

If your car does not start by jump-starting you may have a problem with your starter alternator or another component of the electrical system. If you can still start the car bring it to a parts store where they can do a free check of the battery and charging system alternator. Be sure to read and follow all safety and handling instructions on the battery and this website.

If jump starting gets your engine started and running but the car will not start again once you turn it off the battery is probably the problem. 4 The fuel valve is closed or clogged. The alternator is responsible for sending energy back to the battery replacing what the battery loses from starting the car and performing other functions.

The battery seems weak but I wonder if the alternator is bad. If a vacuum line is cracked it can suck to much air and will tell the braincomputerECM that the mass air flow sensor is getting improper air to flow ratio and cause it to in turn send signal to fuel injectors to run lean or rich but it would most likely push an engine code in that case. The warning signs of a bad alternator are similar to those of a dying battery.

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. The car sounds weak when trying to start and wont start unless I jump it. The clicking sound usually very rapid is a result of the battery not generating enough power to cause the starter motor to turn the engine over.

1 Its low on oil. If your vehicle wont start its usually caused by a dying or dead battery loose or. 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.

Why wont my car start and just click. You may just have a battery that is at the end of its life. And have you tested it with a voltmeter.

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