[Q] Odd battery issue - T-Mobile LG G2x

Hi everyone, and merry Christmas. I have an odd battery issue that has been driving me nuts! Every night when i turn my G2x off I lose between 15% and 45% if my battery life. I know this is not an issue with my battery because if i turn off my G2x and pull the battery out when i put the battery back in in the morning the won't even be one percent lost.
I have had this issue on multiple rooms and with multiple kernels. I have had this on EaglesBlood, cyanogen, weapon, and miui. I have had the stock cyanogen kernel, trinity kernel and faux123 kernel. The only time i haven't had this problem was back before i rooted my phone.
Any help you all could give would be much appreciated. Thanks all!
Sent from my LG-P999 using xda premium

Note the battery charge percent, pull battery, put it back in, let sit overnight, turn on, note battery charge. If it discharged more than a percent or two, phone is probably faulty because it is drawing current when totally off.

This actually happens to me when I leave it off at work for a couple hours. Confuses me as well...

Core Memory said:
Note the battery charge percent, pull battery, put it back in, let sit overnight, turn on, note battery charge. If it discharged more than a percent or two, phone is probably faulty because it is drawing current when totally off.
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Click to collapse
I will have to try that and get back to you. I really want to find a solution to this.
Sent from my LG-P999 using xda premium

Well, i did what you suggested and when i turned the phone on this morning i hadn't lost a single percent. So, I'm still stumped.
Sent from my LG-P999 using xda premium

dkittle said:
Well, i did what you suggested and when i turned the phone on this morning i hadn't lost a single percent. So, I'm still stumped.
Sent from my LG-P999 using xda premium
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Click to collapse
Phone must be drawing current while it's off, which I am pretty sure is happening to me as well. Damnit.

dkittle said:
Well, i did what you suggested and when i turned the phone on this morning i hadn't lost a single percent. So, I'm still stumped.
Sent from my LG-P999 using xda premium
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Click to collapse
It is obvious that shutting off from the menu isn' t doing what it should, completely shutting off the phone. Backup your ROM then install a vanilla ROM without any additional apps, note battery percent then shutdown from menu and leave overnight then, in the morning boot it up and note if the battery drained. If it didn't, the problem is either an app or the kernel or rom you previously had installed.

So i temporarily went back to a stock ROM and it didn't seen to have the problem. Which sucks because i really don't want to go back to stock....
Sent from my LG-P999 using xda premium

Related

Can not recalibrate battery

Im trying to recalibrate my batter because of terrible battery life. After letting it die and charging it while its on I had no issues getting it to 100%. I powered down the phone to charge it while it was off and it seems like its hanging at the last percent and wont go to 100. I have had it plugged in for a few hours now and its still showing the same charge but wont fill up the last little bit of the meter. Anyone have any ideas? Im really thinking about tossing the battery and getting a new one. It seems like i got a bad one. no matter what I do i can only get about 12 hours of light use. I work 10-12 hour days so I have to constantly worry about my phone dying everyday I work.
I had the same issues. Tried every battery trick I found on the forums, but nothing worked. I went to ATT, they sent me a new battery and it everything's good now
So try talking to ATT and getting a stock OEM battery before you buy one
I picked this up and it gives a lot of peace of mind: http://www.amazon.com/gp/product/B004206TQ8/ref=oss_product
Dngen. Are you getting greater battery life now that your using a different battery? I'm convinced the first batch of batteries and phones were bad.
Sent from my SAMSUNG-SGH-I897 using XDA App
Im also interested in that response
Sent from my SAMSUNG-SGH-I897 using XDA App
Smallsmx3 said:
Dngen. Are you getting greater battery life now that your using a different battery? I'm convinced the first batch of batteries and phones were bad.
Sent from my SAMSUNG-SGH-I897 using XDA App
Click to expand...
Click to collapse
At first I thought it was the phones that vary in battery life.
My first captivate had really good battery life. But it bricked after I tried to do the JH7 update. So I got the phone exchanged, but they used my original battery in the new captivate. For some reason my phone was draining really fast compared to my old captivate, and this was weird because both used the same battery.
This was really annoying me cause I loved this phone, but the poor battery life was ruining it for me. So I went to an AT&T store and told them how bad my battery life was. They shipped an OEM battery for free and I've found a new battery to significantly work better than the old one
Hmmm. I just got a replacement phone and everything works better...GPS ect... but the battery was the same as it is now.....10-12 hours. I've been thinking about getting another battery but I don't know if that will fix the problem. I guess I will try to anyway.
Sent from my SAMSUNG-SGH-I897 using XDA App
Smallsmx3 said:
Hmmm. I just got a replacement phone and everything works better...GPS ect... but the battery was the same as it is now.....10-12 hours. I've been thinking about getting another battery but I don't know if that will fix the problem. I guess I will try to anyway.
Sent from my SAMSUNG-SGH-I897 using XDA App
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Click to collapse
How long have you had your replacement phone? I know my battery life got better after a few days with my original captivate
I got my replacement phone about a week ago...I've been trying to drain and charge to make sure the system is getting a good read....I've had the battery since launch...the only time I got great battery life was when I used unhelpfuls undervolting and the first time I flashed jh7. I have only flashed one rom on my new phone. It just bothers me that it drains 5-6% an hour in idle. I don't have any Widgets and the only thing that is updating is email once an hour
Sent from my SAMSUNG-SGH-I897 using XDA App
I think I might have caught a break....on my fourth day of charging and draining and I'm at 16 hrs with. 27% left. I guess ill continue with the whole charge and drain thing for the next couple of days.
Sent from my SAMSUNG-SGH-I897 using XDA App
I somehow doubled my battery life. After draining and charging the last few days I managed to go from 12 hrs to 24 hrs of battery life while using it the same amount as before. I have had had my phone since launch and battery life sucked. I don't know it its because I got a refurbished phone that did it or what. I flashed my old phone almost every day for awhile. Even when I didn't flash I couldn't get it to last.
Sent from my SAMSUNG-SGH-I897 using XDA App
Have you guys seen this thread?
http://forum.xda-developers.com/showthread.php?t=806211
Good stuff, thanks
I've seen it and read most of the battery threads out there. I've come to the conclusion that: 1. There's a bad batch of phones out there that cause battery drain issues or 2. Since most of us ATT android users are new were unaware of the proper procedure to flash roms. I believe the second to be more true since most of the batterry drain issues happen due to flashing new roms according to most of the threads I've read. I would like to see the percentage of people out there who are still running there cappys stock with never Modding or flashing to see what type of battery life they are getting.
Sent from my SAMSUNG-SGH-I897 using XDA App
Before rooting, sideloading and flashing unhelpful kernel I was getting the same battery life, 10-15 hours depending on use. The only thing unhelpful seemed to help with was my idle usage, about 1%/hour. I still need to tinker with the kernel and try wiping my bat stats. My phone reports the battery is at 5% but when I shut it off and plug it in it's more like 30% lol
Sent from my SAMSUNG-SGH-I897 using XDA App
I had the same issue. Charge until full. Turn off and charge full... turn on and repeat. Erase battery stats via CW. The key is to let it die. Do not charge your battery until it dies....once it died I plugged it in and turned it on. If its at 1% then just let it charge completely. If its at 30% then you need to unplug and let it die again. Keep doing this until its at 1% when u plug it in. If you have to do the latter you have to start the process over again and erase stats and drain and fill the batterry. From here on out anytime you flash a rom make sure your phone is at 100%. Always let the phone die before charginging it the first time. I think the android system has to get a read of the batterry.
I think at some point along the way I charged my phone when it was at 30% after a flash so anytime after when my battery was dying I still really had 30% battery left but android was telling me my phone had no juice.. let me know if this works for you....
Sent from my SAMSUNG-SGH-I897 using XDA App

Battery jumps after reboot while charging

Today it happened again, my battery is around 30%, I let it charge, I decide to turn the phone off and on again. When I turn it on, it suddenly shows it's 68% charged. Again I feel, I have lost the ability to fully load my battery since it now thinks it's full while it should be full an hour of charging later.
Can anyone tell what the hell is going on?
This happened to me before, see: http://forum.xda-developers.com/showthread.php?t=1074093
its happen to me too..
battery around 10% and after reboot while charging its become 40%
weird...
cm7.02+netarchy 1.3.1 cfs
Good to hear there are more people with this issue (don't take it personal).
This is a serious issue, I feel my battery life i becoming shorter and shorter.
Come on, anyone?
Sent from my Nexus S using XDA App
My battery life is **** now due to this bull****
Sent from my Nexus S using XDA App
And it happened again, from 7% to 36 %. A real bug here.. why does nobody take this serious...
same here... hope there is a fix for this
If your phone is rooted, you can try to re-calibrate the battery by:
Charge the phone normally until it says Charged on the lock screen (you can turn on wi-fi in order to get more "fully" charge)
Turn off the phone, it will continue charging. Wait until the battery icon does not animate anymore (press Power button once to see the charging progress)
Turn on the phone, use adb shell or Root Explorer (or File Expert) and navigate to /data/system/
Delete the file named batterystats.bin
Reboot the phone
You can wipe battery stats in recovery, under the advance menu.
Sent from my Nexus S 4G using XDA Premium App
Im aware of that solution, but I don't want to root..
Sent from my Nexus S using XDA App
I've owned 3 Android devices and all 3 exhibited this behavior from Cupcake up to Gingerbread. Just ignore it because soon as you think it's stable it will revert back to doing it again. Just something I've learned to live with at this point.
riichii said:
Im aware of that solution, but I don't want to root..
Sent from my Nexus S using XDA App
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Click to collapse
If you're saying this is *really* serious then rooting is no big deal I guess
styckx said:
I've owned 3 Android devices and all 3 exhibited this behavior from Cupcake up to Gingerbread. Just ignore it because soon as you think it's stable it will revert back to doing it again. Just something I've learned to live with at this point.
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Click to collapse
When my battery jumps I just keep using the phone until it dies and then recharge it. Crazy thing is, when it jumped from 12% to like 30%, my phone operated for a few hours while I texted and gamed on it so I don't really care that much. I have also yet to see any signs of deterioration.
riichii said:
Im aware of that solution, but I don't want to root..
Sent from my Nexus S using XDA App
Click to expand...
Click to collapse
Just one question, that puzzles me; why you don't want to root you phone?! Rooting is no biggie. And given the fact that this is a big prob for you, I suggest that you give it a try.

[Q] cleared battery stats at the wrong time?

Long story short, I cleared my battery stats immediately after my phone turned off from dying. Upon the first boot after that, the percentage meter read 0% for about ten minutes. I rebooted to see if anything would change, and now my meter reads 1% and has stayed there for about 20 min. I unplugged it, and got the message about plugging your phone in, but my phone stayed on for a while. After dying and turning back on, I put it back on the charger, and it's still at 1%. Did I permanently mess up my phone/ battery? Or is there anyway to fix this?
Clearing battery stats does nothing on this,phone you are ok.
Sent from my SAMSUNG-SGH-I997 using xda premium
Thanks
Sent from my cyanongenated infuse using XDA App
pr621 said:
Thanks
Sent from my cyanongenated infuse using XDA App
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Click to collapse
No problem. Just let her charge and you'll be just fine it takes a while to get caught up
Sent from my SAMSUNG-SGH-I997 using xda premium
tyshemi said:
Clearing battery stats does nothing on this,phone you are ok.
Sent from my SAMSUNG-SGH-I997 using xda premium
Click to expand...
Click to collapse
True. But a lot of people feel better doing it anyway.
As for the OP just leave your phone charging overnight, shutdown, take the battery out for a minute or two, re-insert battery, power phone on, do battery wipe again (for the heck of it). And your meter should be ok.
Bandit_Kaine said:
True. But a lot of people feel better doing it anyway.
As for the OP just leave your phone charging overnight, shutdown, take the battery out for a minute or two, re-insert battery, power phone on, do battery wipe again (for the heck of it). And your meter should be ok.
Click to expand...
Click to collapse
you can ask entropy he's the master. I wouldn't keep doing that though buddy let it charge don't keep messing with it. I've been here since day one,its best to not touch that.but do as you please ,and ask entropy for more info i'm sure he'll chime in to back me
Sent from my SAMSUNG-SGH-I997 using xda premium
Yeah, clearing battery stats does nothing on first-gen GalaxyS devices, including our interim device. Unknown for GS2.
Google MAX17040 for more info. Or search the Infuse forums for "gingerbread fuel gauge" for my debug thread.
Just let it charge a while. When you're at 0-1%, things can get a little wonky as far as power management and charging. Just let it sit a while and don't run it down that much again!

[Q] Battery Percentage not updating after switching batteries?

I just recently acquired a second OEM battery, but when I replace it when it's fully charged into the phone after the first one is depleted (~10-15% left), the battery percentage doesn't increase and stays the same. Is there any software tweak that has to be done in order to get the phone to recognize the new battery?
I'm running MIUI.us build 2.4.6 with Faux's CM7 OC Kernel.
Thanks!
Have you tried killing/charging your new battery, or a battery stats wipe?
Sent from my SGH-T959V using Tapatalk
When you take the old battery out, try leaving it with no battery for about a minute, then put the new one in. I think it needs time to "forget" the old battery %.
xAshxMoneyx said:
When you take the old battery out, try leaving it with no battery for about a minute, then put the new one in. I think it needs time to "forget" the old battery %.
Click to expand...
Click to collapse
Correct, but not even a minute. 10-20 seconds.
tahahawa said:
Correct, but not even a minute. 10-20 seconds.
Click to expand...
Click to collapse
This is the same as deleting battery stats in cwm.
Sent from my LG-P999 using XDA
redmonke255 said:
This is the same as deleting battery stats in cwm.
Sent from my LG-P999 using XDA
Click to expand...
Click to collapse
My second battery isn't always fully charged, so I'd prefer not doing so if possible. Will definitely try leaving the battery out for longer, and report back on how it goes.
Thanks all!
Update: Problem solved, thanks guys!

Help Please Battery disorder

i recently flash Wildchild IcE v0.6 Beta Rom (Good One) i tried calibrating the battery and deleting the battery file in recovery and still dont getting the battery to work well. it can be at 100% and i reboot the phone and it appears at 13% (ex) it even happens without rebooting the phone. Any help?
koete said:
i recently flash Wildchild IcE v0.6 Beta Rom (Good One) i tried calibrating the battery and deleting the battery file in recovery and still dont getting the battery to work well. it can be at 100% and i reboot the phone and it appears at 13% (ex) it even happens without rebooting the phone. Any help?
Click to expand...
Click to collapse
Does this happen with any other ROM?
Sent from Spaceball One.
blackknightavalon said:
Does this happen with any other ROM?
Sent from Spaceball One.
Click to expand...
Click to collapse
it used to with bulletproof when i used the battery text indicator. Sometimes the battery works great but sometimes this happens.
koete said:
it used to with bulletproof when i used the battery text indicator. Sometimes the battery works great but sometimes this happens.
Click to expand...
Click to collapse
Try another battery.
Sent from Spaceball One.
blackknightavalon said:
Try another battery.
Sent from Spaceball One.
Click to expand...
Click to collapse
How can I know if it is my battery?
Sent from my myTouch_4G_Slide using xda premium
koete said:
How can I know if it is my battery?
Sent from my myTouch_4G_Slide using xda premium
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Click to collapse
By trying another battery.
I'm in the process of getting the ankers, but my stock battery is trash period, my battery stats show like that, I can be at 30% then reboot and be at like 5, but I can plug in before a reboot and then be at like 50%. I know its going to kill my battery eventually like it did on my buddies G1, and I know that's an old phone but his was doing these same exact things and one day he took it off charge at 100% and 30 seconds later went dead and we never got that battery back.
Last night when I got home my battery was like 30% and I was showing off pix from the zoo my ds just decided to say low battery and shut down. So I gave it 5 and brought it back up with 20%? So I would def think its the battery, seems how hot the stock one gets
Sent from my myTouch_4G_Slide using Tapatalk 2
strapped365 said:
I'm in the process of getting the ankers, but my stock battery is trash period, my battery stats show like that, I can be at 30% then reboot and be at like 5, but I can plug in before a reboot and then be at like 50%. I know its going to kill my battery eventually like it did on my buddies G1, and I know that's an old phone but his was doing these same exact things and one day he took it off charge at 100% and 30 seconds later went dead and we never got that battery back.
Last night when I got home my battery was like 30% and I was showing off pix from the zoo my ds just decided to say low battery and shut down. So I gave it 5 and brought it back up with 20%? So I would def think its the battery, seems how hot the stock one gets
Sent from my myTouch_4G_Slide using Tapatalk 2
Click to expand...
Click to collapse
Exactly same problem. Sometimes it would be at 12% like for 1 1/2 hour until it gets to 11%. I noticed that my battery drain pretty fast when it gets hot. Eventually my battery works great,I think is the phone. Where I can find de ankers at the lowest price?
Sent from my myTouch_4G_Slide using xda premium
koete said:
Exactly same problem. Sometimes it would be at 12% like for 1 1/2 hour until it gets to 11%. I noticed that my battery drain pretty fast when it gets hot. Eventually my battery works great,I think is the phone. Where I can find de ankers at the lowest price?
Sent from my myTouch_4G_Slide using xda premium
Click to expand...
Click to collapse
Amazon.com or ebay

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