battery doesn’t hold a charge for more than 4-5 days
#1
battery doesn’t hold a charge for more than 4-5 days
2008 infinity - AAA came out 1 year ago and replaced battery. Car has not been used regularly since July 2018. Battery was dead again about 3 weeks ago. AAA came out to jump battery and said battery good. I started car every day for 3 days, then every other, and so on. But after 1 week of not starting it didn’t start again. AAA came out last Sunday, said battery around 85%, and negative terminal lose. I asked for battery to be replaced, as it’s still under the 2 year free replacement period. He said he thinks the lose cable was the problem. He tightened it up and said all good. Well, today, 1 week later, car won’t start. My feeling is to demand the battery be replaced and then see what happens. I have had plenty of cars that sat for several weeks and then started right up. Could battery not be the issue? If they don’t replace, I can call them every week for a jumpstart. Think it would be cheaper for them to replace the $50-60 battery.
#2
Member
Sounds like you have a battery drain problem..
Perhaps the below will be helpful to you
https://www.youtube.com/watch?v=B__DqK90IIc
To confirm this, start the car to be sure the battery is up to charge, run it for a while to charge the battery, then shut the car off and disconnect the negative terminal.
Leave the car for a week and if the car starts then it is a drain problem.
Perhaps the below will be helpful to you
https://www.youtube.com/watch?v=B__DqK90IIc
To confirm this, start the car to be sure the battery is up to charge, run it for a while to charge the battery, then shut the car off and disconnect the negative terminal.
Leave the car for a week and if the car starts then it is a drain problem.
Sn3akyP3t3
voted this post useful.
#3
If you dont have good cable connections, both at the battery and the vehicle you're going to have issues!
If they tested the battery and said that was good I'd be doing some more inspection!
If they tested the battery and said that was good I'd be doing some more inspection!
#6
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Door
The switches in the door frame sills that control the interior courtesy lights can fail and drain the battery. Do your interior lights all go off after you exit the car and it is off?
#7
Member
Cars with computers still draw current from the battery with the ignition off (IOD = ignition off drain.). The car manufacturer should list a value for this condition. Get this value and have your car checked. Because of these computers, many cars, not driven daily, won't engage the starter because the IOD has lowered the battery voltage below the required voltage. A $10 trickle charger from HF will feed the IOD and keep the battery voltage acceptable for starting.
#8
Member
Starting the car reduces the energy in the battery. The car needs to be run to recharge the battery.
#9
Ignored this problem for awhile, car has been sitting. Time to sell car. will still only hold charge for a couple of days after charging/starting with jumpers. Someone mentioned I probably have a short. what's the easiest way to diagnose a short?
#10
https://www.wikihow.com/Find-a-Parasitic-Battery-Drain
Oops, looks like @manden posted a video link that covers this quite well.
#11
AAA requires that you perform proper maintenance, which includes finding out what is wrong and getting it fixed. For battery problems you need to do this promptly, see below.
When you found out that the car would not start due to a dead battery, when you finally get it running, jump started or whatever, it needs to run (or idle) for several hours, or have a portable charger hooked up for several hours to perhaps 2 days depending on amperage, to get the charge back close to full.
If you leave the car unused for days or weeks with the battery charge level somewhat below full, the battery will start to deteriorate towards where that less than full level becomes the "new full" and the battery won't hold more power.. Like those old fashioned nickel cadmium batteries that won't hold a charge after a few months of infrequent usage if you remember using those,
When you found out that the car would not start due to a dead battery, when you finally get it running, jump started or whatever, it needs to run (or idle) for several hours, or have a portable charger hooked up for several hours to perhaps 2 days depending on amperage, to get the charge back close to full.
If you leave the car unused for days or weeks with the battery charge level somewhat below full, the battery will start to deteriorate towards where that less than full level becomes the "new full" and the battery won't hold more power.. Like those old fashioned nickel cadmium batteries that won't hold a charge after a few months of infrequent usage if you remember using those,
Last edited by AllanJ; 01-03-21 at 03:19 PM.