car engine won't start but battery works

For example your car battery could be dead. Yet the battery could have discharged.

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Somewhere around 20 amps to 30 amps.

. Make sure you got enough fuel pressure and good spark. Car wont start and all I hear is a clicking noise. The starter in your car however which is necessary to get your engine to turn over requires about three hundred amps to get going.

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 you realize that you have a new battery but your car wont start this could be due to an improper battery installation. If youve already filled up your engine oil and your car still wont start then probably its the type of engine oil thats the problem.

If you dont have a battery tester you can still see if the battery is good by jump-starting the car. If the engine starts the transmission range switch is most likely the problem. If your car wont start but the lights and radio work fine it could be one of several problems.

The chances are that your battery has partially discharged. The damaged fuse may result in power flow from started relay and the debarring the car to start. Likewise a bad crankshaft position sensor wont send the right signals to the engine computer to allow the engine to start.

Responsible for starting the engine when you turn the key or push the start button the starter draws its power from the. If the tester shows a weak battery youll have to replace it. Consequently your car wont start.

The most common source of trouble when the engine cranks but wont start is the ignition or fuel system. If the car makes a rapid clicking sound when you turn the key but wont start it could be the battery. A broken timing belt timing chain or timing gear means you can crank the engine until you drain the battery and it still wont start.

One common cause of a parasitic drain is a faulty alternator. Drive or run your car for about an hour or so turn it off and then restart it. If you have a battery tester that can measure cranking amps test your battery to see if its weak.

When your car wont start the first thing to do is check the battery. Also check if the plastic wire is connected properly. This is usually due to battery failure poor connections damaged battery terminals or a dead battery.

The reason why the radio dash lights headlights and other electronics draw power while the engine doesnt has to do with the amount of current each device draws and what may be interrupting the path. A low charge battery cant handle 300 amps but it could certainly pull 20 amps to 30 amps to get your lights turned on. First the starter can crank but the car will not start.

Maybe you didnt leave the lights on. Before starting anything check your engine oil to ensure youre not low in engine oil. If the starting charging and fuel systems are working the problem could be inside the engine.

A jump start might get you going again but you may need to replace the battery or have a mechanic check it for problems and corrosion. New starter new battery new alternator car wont start 1 answer. Car battery being testedImage Credit.

One other possibility that hasnt been mentioned is that a safety switch on the brake pedal or gear shift level may not be switched. Having some power in your car doesnt mean your battery and battery cables are in good shape. This means that something is using power even when the car is turned off and can eventually drain the battery to the point where it wont start.

Since youve only driven the car 4 hours with a new battery the most likely thing would probably been a loose wire on the battery. Thanks to advances in technology starting a modern car is often as simple as pressing a button. Check if there is some metal wire damage.

Also a faulty sensor crankshaft position sensor or camshaft sensor on some models or throttle position sensor may cause this problem as well. Troubleshoot your battery cables and look for signs of corrosion or damage. If you forget the lights radio heated seats on or keep the engine turned off but the keys in the ignition you may have this problem.

When the engine cranks but the car wont start the underlying problem could be a number of things from bad spark plugs to bad compression ratio. Positive cable is brand new. 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.

The faulty ignition and fuse switches are major reasons for the car not starting after a new battery is installed. The vast majority of the time when a vehicle refuses to start up the cause is a battery with little or no juice. Here is why this is most likely a dead battery problem.

Another sign of your car wont start but lights come on issue is that you have to jiggle the key to start the car. Check the big wires and the small ones both. A dead car battery is the first sign that.

Shift the transmission into neutral and then try starting the engine. If some of the battery cables are worn or broken the electrical circuit might disconnect and no power gets to the engine. If this is the case the car may start but then die after a few minutes-There is a parasitic drain on the battery.

However sometimes things dont work as intended and the car turns over but wont start. And if your battery is already slow youll have to deal with two problems.

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