Car Battery Keeps Dying But Alternator Is Good Reddit

September 25, 2021 Post a Comment

It doesnt matter how much juice your alternator is pumping into your battery if it cant hold a charge. After I got it jumped I noticed that my trunk was slightly open so I figured that maybe that caused the car to be dead but when I got to work I checked the car 20 mins later and the car was completely dead again.

I Changed A Car Battery All By Myself Twoxchromosomes

Its not good to do on newer systems.

Car battery keeps dying but alternator is good reddit. Toyota Trucks Make Specific. A fault here can be detected by checking the output of the alternator. But when your car battery keeps dying over and over again its a pretty safe bet that theres an underlying problem that needs to be dealt with before you end up.

Originally I assumed it was my battery so I switched it out for a new one. New battery alternator tested good it died yesterday after a jump while just idling so i changed fuel filter i had just changed fuel filler hose and i thought some dirt. If its providing a good output then inspect the cable carefully.

By Ansis42 May 26 2015 in Technical. Car batteries can die for a huge range of different reasons and theres always the chance that whatever went wrong wont go wrong again. The new alternator kept the car running after I removed the positive terminal so I assumed it was working and boom dead again.

The alternator is essentially a generator and it keeps your battery charged while supplying additional electrical power for the other systems in the vehicle. Battery was under warranty so i took it back to Pep Boys where Id originally bought it. Battery good Alternator good car still dies.

No cranking no. My car keeps dying when Im driving and when I try to jump it sometimes it wont do anything at all and then a few days later starts right up. Factory Radio was faulty and kept clicking on and off so I replaced that with a new radio Kenwood thinking that was draining the battery.

With the engine running pull a cable from a battery post. Battery is NEW and a month old. The alternator is bolted onto your engine and is.

Car keeps dying Battery is 1 year old and alternator is brand new. Hyundai Elantra 03 Battery ok got new battery anyway as old was 5 years old battery guy says alternator providing charge taking leads off battery shuts down engine am I looking at a bad earth. The resulting voltage spike can blow out the electronics.

Updated 25 Battery keeps dying almost biweekly. There are a few reasons that your car battery could keep dying even if your alternator is good. I switched out the alternator because the old baterry was not charging and giving readings of low power with the Multimeter.

They ran a diagnostic and found that the alternator wasnt pushing enough voltage to the battery. Toyota Trucks Autozone says alternator is good but battery keeps dying. To check the alternator output first make sure the fuses are good.

2010 Hyundai Genesis Coupe 38. The most common explanation is that you have a bad battery. Car Battery Keeps Dying But Alternator Is Good Reddit Car Won T Start Alternator Or Battery I drove around for 15 minutes and came back home and everything seemed ok.

Battery is new and alternator tested good. Testing it off the car is best if its relativly easy to get off. Its definitly something taking power have you install something new latelycar stereoampif not could be just car trunk lightunder hood lightstays onthings to check.

Dont take the leads off the battery when the car is running. Common Reasons Why Car Battery Keeps Dying. Switched out for a new battery and still nothing.

The connection from the alternator to the battery. Two minutes later it died. Posted on Feb 25 2009.

The problem kept up so I had my alternator swapped out for a brand new one but the car still dies out after 15 minutes of driving. If you have a new alternator and your battery keeps dying on you then theres definitely a problem that youre going to need to look into. Hey guys alright heres my problem recently my car has been dying on me on the road.

The car dies and wont crankstart up again after. Battery keeps dying with new Alternator. Prolly just a cable like the rest of the guys on here said.

550 later I left the shop with a new alternator and for good measure a new battery. When your car battery dies once it may be tempting to just write it off as a fluke. I tried to restart it and nothing.

I charged the battery this morning went and put it in and it started right up. If it doesnt keep running your problem is before the battery. My battery keeps dying but my alternator is fine.

First DONT check your alternator that way anymore. Replaced the terminal clamps. Autozone says alternator is good but battery keeps dying.

Running with accessories off you should see voltage of about 135 to 145. For fear of it dying. The best quickest check I can tell you is to put a volt meter across the battery.

Now measure the voltage at the battery.

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