Phone dies at 5%.... - Nexus 6 Q&A, Help & Troubleshooting

So, this is a strange issue. When my phone dies, it will die when it says I have 5% of battery. Sometimes, it will die at a reported 4% instead. This randomly started one day. I got the 5% remaining notification, and suddenly, my phone shut down. Ever since, I can't get below 4%. I've tried to turn the phone on, but it acts like it is dead.
I'm not sure if it's just reporting the wrong percentage, or if it's actually dying early. I've tried flashing different ROMs, wiping everything, and no change. I've also used Battery Calibration to delete battery stats, with no change. I've had issues with other phones dying a little early, but battery calibration always fixed it, so I'm at a loss. Has anyone else experienced this? Is there anything I can try to fix it?

Definitely have this issue too. Dies at 4% strangely enough. Thought it suppose to croak at 0% lol.
Sent from my Nexus 6 using XDA Free mobile app

Its just not reporting the percentage properly. MIne does it too.

The phone will shut off when the *voltage* drops below a certain threshold, regardless of what the actual "percent left" indicates.

doitright said:
The phone will shut off when the *voltage* drops below a certain threshold, regardless of what the actual "percent left" indicates.
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Click to collapse
Yep indeed.
There used to be tricks to get the % to show correctly but they weren't entirely good.

rootSU said:
Yep indeed.
There used to be tricks to get the % to show correctly but they weren't entirely good.
Click to expand...
Click to collapse
In theory, the percentage display is supposed to calibrate automatically to the voltages... however it should be noted that the battery's *minimum* voltage does need to be programmed in at some point in the process, since the shutoff voltage can NEVER vary. Most likely, the problem of shutting off at 4-5% is a matter of "feel good" battery levels, much like some lingerie stores will label items with the "next size down" or "next cupsize up" to make women feel smaller and bigger in the areas they want. It basically bumps the full scale percentage display by an average of 2.5% UP, which can lead some less observant users to viewing that as a slightly improved battery life. Most people will plug in before it hits 5%, so won't even notice this.

So, basically, that's just how it is? I've never had a phone that was so off. And I still don't understand why it went down to 0% or 1% the first few weeks I had it. It's not an issue, it's just strange.

mine shuts down at 3% every time

GoogleAndroid said:
So, basically, that's just how it is? I've never had a phone that was so off. And I still don't understand why it went down to 0% or 1% the first few weeks I had it. It's not an issue, it's just strange.
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my nexus 5 died after going to below 1%. every time. i have a hard time believing thats just how it is in this case. chalk it up to yet another lollipop bug i would say...

indianajonze said:
my nexus 5 died after going to below 1%. every time. i have a hard time believing thats just how it is in this case. chalk it up to yet another lollipop bug i would say...
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Click to collapse
My n5 shuts down at 1% every time on lollipop. Chalk it up as an n6 "bug" if there's chalking to be done.

I also have this issue and posted a similar thread about it a couple weeks ago. Given that any other device I've owned has been able to consistently reach 1% before shutting off, I think this is either a Lollipop bug or specific to Zthe Nexus 6.
I'm going to test it with my Nexus 9 and ask a buddy about his Moto X 2014 and report back.

Mine died at 9% sigh...

Download battery calibration app by nema from play store and calibrate your battery. Works for rooted devices only.
Sent from my GT-I9060 using XDA Free mobile app

ubuntu1306 said:
Download battery calibration app by nema from play store and calibrate your battery. Works for rooted devices only.
Sent from my GT-I9060 using XDA Free mobile app
Click to expand...
Click to collapse
I remember having used that app to try to squeeze more life out of my Galaxy Nexus back in the day. It hasn't been updated since 2011...

j.bruha said:
I remember having used that app to try to squeeze more life out of my Galaxy Nexus back in the day. It hasn't been updated since 2011...
Click to expand...
Click to collapse
That's the funny thing though, because it never did that. It just aligned shut off with 0%

Happened to me once so far, hit 4% and it shut down unexpectedly. I chalked it up to the kernel at the time, as I had flashed a new one the night before.

Maybe it's intentional?
The Nexus 4 could sometimes be a real pain to reboot if you let it go completely dead. I suppose it's possible Motorola/Google are preventing complete depletion of the battery.
Sent from my Nexus 6

Spectre Nine said:
Maybe it's intentional?
The Nexus 4 could sometimes be a real pain to reboot if you let it go completely dead. I suppose it's possible Motorola/Google are preventing complete depletion of the battery.
Sent from my Nexus 6
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Click to collapse
Complete depletion of the battery would literally lead to an explosion upon recharge. That's why all lithium based batteries have an additional 10 - 20% below the battery chip shutdown voltage.
Also a phone that shuts down at 5% is more likely to automatically shut down than one that shuts down at 0% as its a little more unpredictable.

now i have the opposite problem. my phone keeps charging after it hits 100%. i use current widget, and watch it when im charging. and current keeps coming in after its at 100%. it will depend, but sometimes it could still be charging for a half an hour after it hits 100%. but then again, it could stay at 100% for 30-60 minutes after i start using the phone on battery again :silly:

simms22 said:
now i have the opposite problem. my phone keeps charging after it hits 100%. i use current widget, and watch it when im charging. and current keeps coming in after its at 100%. it will depend, but sometimes it could still be charging for a half an hour after it hits 100%. but then again, it could stay at 100% for 30-60 minutes after i start using the phone on battery again :silly:
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Click to collapse
I remember the battery calibration trick on Tue original HTC desire. Turn the phone off and charge to 100 then reboot and charge again. It got the % out of whack and gave a false perception that the battery lasted longer as it stayed at 100 for much longer than it should do.

Related

Froyo FRF85B Battery Life Quirks

I don't know if I am the only one seeing this, but when I had Eclair, I had crap battery life, to the tune of 10 hours or so. (Granted this may not be crap for Nexus One but it is crap based off past phones I have had.) I installed FRF85B last night and discovered some weird glitches.
First off, when it was in my car dock, it wasn't charging yet the battery life kept dropping, I powered off the device, and powered it back on 10 minutes later (still in the dock) and no change stayed at 91%, still wouldn't charge. I then powered it off, took it out of the dock, plugged in the car charger cable directly and powered on my N1, when it turned on, it said I had 100% battery life. I then plugged it back into the car dock, and voila it started charging.
Secondly, originally when I had unplugged my N1 this morning I used it for about an hour at 5AM and it dropped 2% I plugged it back in to top it off expecting the same crap battery life from Eclair, yet so far, my phone has been fully topped off (from the car dock) for the past 40 minutes and I've made about 20 minutes of phone calls on it, yet it still is reporting 100%. So either Froyo can't properly report battery life, or it has the potential to have absurd battery life. Anyone else experiencing anything like this?
First off - you still didn't search this forum, so you're still thinking that an overcharging protection that doesn't allow you to charge unless you drop below 91%, is a quirk. It's not.
Second, wiping battery stats and making battery calibration procedure ONCE will give you a good starting point to measure something.
Jack_R1 said:
First off - you still didn't search this forum, so you're still thinking that an overcharging protection that doesn't allow you to charge unless you drop below 91%, is a quirk. It's not.
Second, wiping battery stats and making battery calibration procedure ONCE will give you a good starting point to measure something.
Click to expand...
Click to collapse
The quirk isn't that it wouldn't let me charge that way, the issue was, my battery reported 91% yet when I rebooted the device with the charger directly plugged into it, it immediately showed 100%. So pretty much over the course of 30 seconds I gained 9% battery life.
I wiped my device to factory settings before upgrading to Froyo, and after as well, since my device is not rooted, my understanding is I cannot wipe my battery calibration log.
I did drain my battery fully after upgrading to froyo last night and did a full charge as well.
What you're describing looks like the statistics of the battery is "lying" a bit. I believe it can be thrown a bit off by trying to charge it when it's in 91-100% range, but I don't know the exact way it works, so I can't say much about it.
Indeed, if you're not rooted, wiping battery stats is not an option. Several times of full charge and long discharge (you don't need to go below 20%, to prevent harming the battery) are helpful in correcting the statistics.
If you get a chance to try, please repeat this again (having the phone at >90%, turning it off, plugging it into the charger and turning it back on). If it shows "Charged" again - it might be a bug worth reporting.
Jack_R1 said:
What you're describing looks like the statistics of the battery is "lying" a bit. I believe it can be thrown a bit off by trying to charge it when it's in 91-100% range, but I don't know the exact way it works, so I can't say much about it.
Indeed, if you're not rooted, wiping battery stats is not an option. Several times of full charge and long discharge (you don't need to go below 20%, to prevent harming the battery) are helpful in correcting the statistics.
If you get a chance to try, please repeat this again (having the phone at >90%, turning it off, plugging it into the charger and turning it back on). If it shows "Charged" again - it might be a bug worth reporting.
Click to expand...
Click to collapse
I'll have to try it again tomorrow morning, first see if it happens under the same circumstances and go from there. One thing I do remember is the widget I was using "Battery Left" reported that at 91% I had 4100 mAh left in it, which was interesting, and when it went back to 100% it had 4120 mAh which makes me think the OS wasn't actually reading the voltage and thought it was just draining the battery instead.
EDIT: Just realised I had my wall charger with me, battery was at 90% figured I would try, real quick to attempt to replicate the problem, I was unable to, with a direct battery connection, but it could be due to a voltage issue or be related to why plugging it in directly to the car charger resolved the issue. My gut feeling is, it has to do with the dock itself and the pins it uses.
my battery often is charging and it hits 93% and immediately jumps right to 100%. it skips the last 7% or so. i think what is happening is you just finally experienced this issue, which many of us have already posted about in battery threads, but it just happens to coincide with froyo so you are thinking its new and related. the nexus ever once in a while battery meter just gets thrown off and will jump up to 100% because it really was full, just had to catch up the meter. you really should pay attention to the voltage more than percentage, using battery life widget. i know my battery is fully charged at 4.172 volts. and sometimes it hits that but still only shows 94%, so it adjusts itself in one fell swoop.
The issue is I did an extra full charge about an hour ago so I can make it till midnight and it went through all the numbers from 89-100 with no issue
Sent from my Nexus One using XDA App
Addendum: Also it seems to be voltage is not that good of a decider of how much my charge is. Before Froyo, until I dropped below 94% I was always above 4 Volts, now I drop below 4 Volts at 96%.
So this morning I was able to replicate the problem, only it was outside of the car dock, I was able to get this problem to reoccur with the wall charger. I unplugged it from power, used it a little bit and then topped it off for the day, it was at 96%. I saw the green light go on, and thought nothing of it, 20 minutes later I went back to it and it was still at 96% and showed that the battery was fully charged.
I checked the Battery Left widget and it was saying the battery was fully charged even though it said 96% left also. I did make a crappy video uploaded to youtube from my backflip to show as well what I am talking about.
AFAIK, The green LED will light when you're anywhere above 90%. It's not a function of charge being complete. Check it.
Also, if you plugged it in with 96% - this is the behavior to be expected, since the phone won't start charging unless it has below 90% to begin with, and it'll show "Charged" - because it's not charging (to prevent overcharge).
Again, fail to see any problem in what you're describing.
Jack_R1 said:
AFAIK, The green LED will light when you're anywhere above 90%. It's not a function of charge being complete. Check it.
Also, if you plugged it in with 96% - this is the behavior to be expected, since the phone won't start charging unless it has below 90% to begin with, and it'll show "Charged" - because it's not charging (to prevent overcharge).
Again, fail to see any problem in what you're describing.
Click to expand...
Click to collapse
Yet my phone has always been able to charge when above 90% before froyo. This behavior is new to froyo for me at least.
Sent from my Nexus One using XDA App
It means that you've never paid attention to that until now. It's working this way since the phone was out (with stock Eclair) and if I'm not mistaken - it's not controlled by OS at all.
I did pay attention to such actually because of the fact that I had been getting piss poor battery life. This has never happened before. In the morning I would use the device a little then top it off because I noticed that works give better battery life.
Sent from my Nexus One using XDA App
Well, you had a buggy phone that has now corrected itself. Welcome to the way it was supposed to work from the beginning.
Topping off the battery at 90%+ contributes to battery degradation - heating from overcharging. So you were actually damaging your battery.

Battery life and usage..

I'm having like 13hours to 14hours of battery life..Running stock ota 2.3.3..is it normal for such a battery life?(when my phone is fully charged right after I plugged out the charger,my battery drop to 94% to 96%is it normal too?kindly advice..thanks..
Sent from my HTC Incredible S using XDA Premium App
My battery indicator also drops from 100% to 96% a few seconds after i take out the charger. But after 2 days i stille have about 15% battery left.
infatality said:
I'm having like 13hours to 14hours of battery life..Running stock ota 2.3.3..is it normal for such a battery life?(when my phone is fully charged right after I plugged out the charger,my battery drop to 94% to 96%is it normal too?kindly advice..thanks..
Sent from my HTC Incredible S using XDA Premium App
Click to expand...
Click to collapse
My battery life increased after upgrading to gingerbread. I can usually go through the day (15 hours) with 3g always on, twitter and fb sync on, with light gaming and surfing of the web, 75% brightness.
My record was 2 days 9 hours with 0% brightness, no 3g, only wifi, no gaming, twitter and fb sync on.
For your percentage problem, you can try draining your battery, then when the phone shuts down, hold the power button to switch it on again. Start up an intensive app like a game to further drain the power. Do this until the phone does not start up (no bootscreen), then plug into the charger and charge overnight. DO NOT turn the phone on during the charge. When you turn on your phone after the overnight charge, it should read 100%
I am not too sure what triggers this, but its likely due to battery memory or something, although this should not be happening for lithium batteries. Maybe its a software fault. Do this every month or so to hit that 100% indicator. It is not advisable to do this all the time as draining the battery completely MAY damage the battery over time. Cheers!
How did you manage to get pass 2days of usage?
Sent from my HTC Incredible S using XDA Premium App
Hey,
I'm also having the same issue. Off the charger, BANG! 96% or so, sometimes more. My phone will be at 90% after like 3 texts. Its only had 5 charges mind you, I know there's a "conditioning" time but still, is this normal? I can almost say a text is a percent...my 3gs had more batt life after 1yr... now that's saying something...haha
I can almost watch it drain with the screen on...like 60 secs is a percent or 2...not cool...
Maybe I can do the "Desire Battery Calibration" procedure after a few more full charges...might make a diff...what do you guys think? I may be jumping the gun here...
Thanks in advance.
I remember someone said modern phones are designed not to keep on charging after reaching 100% and resume only after dropping to certain level, maybe 9x%. That could be the reason why I see different percentage left every day I unplug the phone in the morning. But my last Hero always show 100%.
Sent from my HTC Incredible S using Tapatalk
itandy said:
I remember someone said modern phones are designed not to keep on charging after reaching 100% and resume only after dropping to certain level, maybe 9x%. That could be the reason why I see different percentage left every day I unplug the phone in the morning. But my last Hero always show 100%.
Sent from my HTC Incredible S using Tapatalk
Click to expand...
Click to collapse
That sounds right, because it drops from 100% to 96% after a few seconds, and its direct from 100 to 96.
But if you put the charger back it taks a couple of minuts to get from 96% to 99% and about 10 minuts to go from 99% to 100%
As far as i have noticed, this was the issue with X100 too after 2.1 update-
Once connected to the wall socket, the phone charges to 100% and starts dropping.
it does not charge again unless you reconnect the charger.
till the time it is connected, it will display as 100% but once you remove it drops to how much ever time has been spent since it reached 100%.
why that happens, i really don't know.
Ideally the phone should continue charging if the level is below 100. anyways....
about the battery backup, i think 13-15 hours is quite good for a phone with this display and capabilities.
with 3g, a little gaming, surfing, chatting etc. this should really do.
in fact, post the 2.3.3 update, the battery life has definitely increased.
letmedanz said:
As far as i have noticed, this was the issue with X100 too after 2.1 update-
Once connected to the wall socket, the phone charges to 100% and starts dropping.
it does not charge again unless you reconnect the charger.
till the time it is connected, it will display as 100% but once you remove it drops to how much ever time has been spent since it reached 100%.
why that happens, i really don't know.
Ideally the phone should continue charging if the level is below 100. anyways....
about the battery backup, i think 13-15 hours is quite good for a phone with this display and capabilities.
with 3g, a little gaming, surfing, chatting etc. this should really do.
in fact, post the 2.3.3 update, the battery life has definitely increased.
Click to expand...
Click to collapse
So you think that having a 13hrs ++ battery life is good enough?More advice please..thanks..
Sent from my HTC Incredible S using XDA Premium App
I am on a VzW Inc2 w/ Froyo so not sure how applicable any of this is for you guys...but anyway....
My battery life is fantastic. I too see the 100% down to whatever after unplugging - I am pretty sure this is like others have said; once it reaches 100% during charging it stops charging and does not start again until you unplug and it re-plug it in. I know in my case charging from dead to 100% only takes like 3 or 4 hours. So if you are plugging your phone in when you go to bed it is probably hitting 100% after 3-4 hours and then the rest of the night it is draining down...
I have found JuiceDefender Ultimate and JuicePlotter to be huge helps to me in decreasing battery drain (JD) and understanding what uses the battery (JP).
Also just going into settings, About Phone, Battery, Battery use - this helps understand what is using it.
*Note: JuiceDefender Ultimate can create more problems than good if you are not willing to take the time to learn/set it up.
Prior to using JD and JP I would generally make it through the day, sometimes have a bit of power left over. After using these I always make it through the day, and sometimes through 2 days.
But let's not kid anyone - what JD does you CAN do manually...but more than likely wont or will forget. So for anyone that doesnt want to use JD, do you leave your WiFi on all the time, or do you switch it on/off? Leaving it on all the time drains battery. When WiFi is available, do you use it? I have found WiFi on this phone to use a lot less battery than 3G.
Probably my favorite function of JD I have it disable 3G and WiFi when the screen is off (for getting emails, updates, etc... you can set a schedule where it turns it back on during intervals or whatever).
Also I like the WiFi Location setting - you can teach it where you use WiFi and it will automatically turn WiFi on/off based on your location.
Anyway - my guess is if you are having low battery life, either you are using the device a lot more than you think (voice calls use a lot of battery), you have things syncing too often, or you are leaving radios/etc... on all the time that do not need to be on.
I tried to take the charger out at the same time the battery was on 100% and the LCD light went green.
Then the battery stayed at 100% for about 11 minuts and then went down to 99%.
After 3 1/2 houres the battery is at 95%!!!!!!!!
Bagground Data is enabled.
3G is active.
I have mail check every 15 minuts.
Screen brightnes at 40%
Weather update every 1 houre.
I don't use Facebook, Twitter, Stcoks and News.
I don't understand the battery in my IncS...
You guys know that these batteries don't have memory right? So when you charge doesn't matter, your phone just thinks there is that percentage of battery, do a full drain once and then it should back on track. Also, these batteries never get charged to 100%, its a safety precaution or something of that sort. They hover around 94-96% which is why the phone drops down to that area in what seems like a short amount of time. The fact that the phone says 100% when you unplug it is for effect. I used to always think I had battery problems, just stop being so worried about the battery and you'll notice an improvement. Hope this helped.
Sent from my HTC Incredible S using XDA Premium App
Also draining them completely flat, as in device won't power on, is the worst thing you can do to them
It sort of kills off a little of the capacity, every time you do it
So to the bloke that recommended it, no it does more damage than good
Rellikzephyr
Sent from my HTC Incredible S using Tapatalk
After 17 houres battery is down from 100% to 84%.
jkolner said:
After 17 houres battery is down from 100% to 84%.
Click to expand...
Click to collapse
That's unreal...do you even use the phone?
Rellikzephyr
Sent from my HTC Incredible S using Tapatalk
jkolner said:
After 17 houres battery is down from 100% to 84%.
Click to expand...
Click to collapse
What a joke!! Thats impossible!
Sent from my HTC Incredible S
I'm finding turning to GSM only helps massively. I mean, so it should but I was hoping I didn't have to do this all the time, like I had to with my 3GS... And its a pain in the butt having to change it.
Still cant find a widget that will do it for me...not mobile data, ACTUAL WCDMA-GSM and back...
On the side, if anyone knows of one, please tell! haha
Thanks
thiagofbrito said:
What a joke!! Thats impossible!
Sent from my HTC Incredible S
Click to expand...
Click to collapse
I tell you is true, and i don't understand i either!!!
Most of the 17 houres the phone was only in standby and i only read mail twice.
I guess its just a fantastic ROM that Mike1986 has made with no Sense ;-)
I can get a day and a half out of my IncS with heavy use on a pretty regular basis. Set brightness to automatic, switch off unnecessary auto updates, GPS, bluetooth, and keep volume down or off in games. My screen timeout is 1 min (reduce for longer battery life), and I have always on internet switched off. I generally leave my Wi-Fi on a lot by mistake but don't find this to affect things too much really.
You will get 96% a lot after a charge as it is bad for your battery to stay plugged in when it's fully charged, so the s/w on HTC phone switch the charge off for a little while so it runs down a little and back up again. I had Hero before and that did this as well.
juice defender ultimate is excellent in my experience.
i had it set to switch on data every 5mins for 15secs to receive notifications and do updates (i have quite lot syncing - twitter, fb, sky news widgets x2, weather) and i would sometimes have gotten 30 hours out of the phone (ie. i wouldnt have charged it 2 nights in a row sometimes), but always easily 1 full day.
im getting sick of having to use JD though, because i figured something HAD to be wrong as my battery would drain in maybe 5-8 hours without JD which I just dont think is good enough and so could not be how its meant to be.
i then read about some people having problems with cyanogen rom battery drain, and that if you switch off android market notifications, it solves it.
so i tried it, charged my phone to 99% again and im now at 82% after 5 hours 10mins, which means if i keep using the phone at this rate, ill make it 25 hours - which is more than good enough for me. (~and i still have all the same stuff syncing as before, except market notifications~)
also i have wifi set to never sleep, so its always on. (its my ideal that everything that you buy the phone for should be able to be kept on 24/7, eg data, gps etc always on - so i keep them like that. bluetooth i dont use though - if i can make it through the day on a charge with decent use, im happy)
try it.
im calling BS on jkolner btw - pics or it didnt happen

Is this weird battery issue happening to you?

Can you guys try this and report back on what happens?
1 - charge battery until green light comes on
2 - while still plugged in, turn the screen on to confirm battery is at 100%
3 - with screen still on (and showing battery at 100%), unplug phone
4 - quickly turn the screen off and back on, and see what the battery says
Most of the time when I do the above, it goes from 100% to a random percentage between 95% and 99%, and it happens even after its been changing all night.
Weird
fachadick said:
Can you guys try this and report back on what happens?
1 - charge battery until green light comes on
2 - while still plugged in, turn the screen on to confirm battery is at 100%
3 - with screen still on (and showing battery at 100%), unplug phone
4 - quickly turn the screen off and back on, and see what the battery says
Most of the time when I do the above, it goes from 100% to a random percentage between 95% and 99%, and it happens even after its been changing all night.
Weird
Click to expand...
Click to collapse
I'm pretty sure that it has to do with the battery maintenance cycle. Your phone is "done" charging, but instead of overcharging the battery, in depletes it until it gets to a set percent (probably 95) and then charges it back to 99 or 100. This helps the battery last longer, and is why sometimes when you pull it off it says some number less than 100. You just happened to catch it somewhere in the middle of a cycle instead of at the top.
TriBeard said:
I'm pretty sure that it has to do with the battery maintenance cycle. Your phone is "done" charging, but instead of overcharging the battery, in depletes it until it gets to a set percent (probably 95) and then charges it back to 99 or 100. This helps the battery last longer, and is why sometimes when you pull it off it says some number less than 100. You just happened to catch it somewhere in the middle of a cycle instead of at the top.
Click to expand...
Click to collapse
I'm familiar with how that works, but normally it will still show 100% and just deplete quicker until it gets to the low 90's. It's possible that they've changed it so that it now changes to the actual charge instantaneously once unplugged, but that would be different compared to how HTC has done it in the past.
That's all moot though if this only happening to me. That's why I was asking other people to test it - if it happens to everyone then it's probably not a 4.3 bug or a defective battery or something. If it's only happening to me, that's something else entirely. Thanks for the idea though, I hadn't thought of it like that.
fachadick said:
That's all moot though if this only happening to me. That's why I was asking other people to test it - if it happens to everyone then it's probably not a 4.3 bug or a defective battery or something. If it's only happening to me, that's something else entirely. Thanks for the idea though, I hadn't thought of it like that.
Click to expand...
Click to collapse
That has happened to me on stock rooted since the 4.3 install.
I initially charged to 100, unplugged and watched it go to 95 or so, turned off phone and charged it again until green (at least 20 minutes). I then turned it on, and opened up battery calibrator and calibrated it when it hit 100 percent again (usually 2-3 minutes). This worked for me.
https://play.google.com/store/apps/details?id=com.nema.batterycalibration&hl=en
qualitymove13 said:
That has happened to me on stock rooted since the 4.3 install.
I initially charged to 100, unplugged and watched it go to 95 or so, turned off phone and charged it again until green (at least 20 minutes). I then turned it on, and opened up battery calibrator and calibrated it when it hit 100 percent again (usually 2-3 minutes). This worked for me.
https://play.google.com/store/apps/details?id=com.nema.batterycalibration&hl=en
Click to expand...
Click to collapse
Interesting, maybe I'll try that if it gets too annoying. I'm now leaning towards it being just normal behavior. It's weird though - threw me off.

Battery percentage is way off

The first 5 or 10% of my battery (from 90-100%) seems to be way off. After I unplug my phone it will quickly go down from 100% to 95 or 90% within minutes. The rest of the battery's life seems to be normal. So I'm not convinced there's anything wrong with my battery, it's just the percentage that's off. My battery life is normal, and often lasts upwards of 24 hours, so no complaints there. It's just frustrating to see something be blatantly wrong.
Has anyone else experienced this? Were you able to fix it?
RomanHelmet said:
The first 5 or 10% of my battery (from 90-100%) seems to be way off. After I unplug my phone it will quickly go down from 100% to 95 or 90% within minutes. The rest of the battery's life seems to be normal. So I'm not convinced there's anything wrong with my battery, it's just the percentage that's off. My battery life is normal, and often lasts upwards of 24 hours, so no complaints there. It's just frustrating to see something be blatantly wrong.
Has anyone else experienced this? Were you able to fix it?
Click to expand...
Click to collapse
Many many users have this and its a base bug so not need to worry. Please refer to Battery Stats thread for few tips. I just posted one either on today
Normal. Batteries charge to 100% then discharge to 90%, back to 100, etc. The reason it shows as 100% is because if it showed what it was really at during the cycle, everybody would claim their phones or chargers were broken.
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Hey Its better if you re calibrate your battery, it works !!!!
RomanHelmet said:
The first 5 or 10% of my battery (from 90-100%) seems to be way off. After I unplug my phone it will quickly go down from 100% to 95 or 90% within minutes. The rest of the battery's life seems to be normal. So I'm not convinced there's anything wrong with my battery, it's just the percentage that's off. My battery life is normal, and often lasts upwards of 24 hours, so no complaints there. It's just frustrating to see something be blatantly wrong.
Has anyone else experienced this? Were you able to fix it?
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I had the same problem. I charged when the phone was off and now everything is normal (I'm on ARHD 31.6)
Tech.Nik said:
Hey Its better if you re calibrate your battery, it works !!!!
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nope
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Rooted/Flashed: Battery issues

I've tried to fix this on my own, to no avail. Whenever my phone gets down to 50% battery life or so, it shuts off. Then, when I charge, it says 0% and will charge up to 100%, then shut down at 50%. It'll shut off around 30% occasionally. I've tried different ROMs- currently on Rapture 3.1. I've tried various battery reset programs- nothing has helped. What now?
traakin said:
I've tried to fix this on my own, to no avail. Whenever my phone gets down to 50% battery life or so, it shuts off. Then, when I charge, it says 0% and will charge up to 100%, then shut down at 50%. It'll shut off around 30% occasionally. I've tried different ROMs- currently on Rapture 3.1. I've tried various battery reset programs- nothing has helped. What now?
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Sounds like you got a bad battery. Is it swollen at all? You may just need a new one
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ShrekOpher said:
Sounds like you got a bad battery. Is it swollen at all? You may just need a new one
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Not swollen at all. Ill try that next, though.
Adding screenshot from betterbatterystats. This time I went from 61% to 14%. I got a few minutes in between 14% and 10%, and then dropped to 0%.
traakin said:
Adding screenshot from betterbatterystats. This time I went from 61% to 14%. I got a few minutes in between 14% and 10%, and then dropped to 0%.
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Definitely a bad battery. I use Anker batteries and they works great. You can buy Anker battery set for around $20 on amazon.
I purchased a new battery (Samsung oem)- received it today, and put it in. Charged it to full, used it a bit, and at around 50%, my phone shut off. Any other ideas?
traakin said:
I purchased a new battery (Samsung oem)- received it today, and put it in. Charged it to full, used it a bit, and at around 50%, my phone shut off. Any other ideas?
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Do a battery calibration
traakin said:
I purchased a new battery (Samsung oem)- received it today, and put it in. Charged it to full, used it a bit, and at around 50%, my phone shut off. Any other ideas?
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Though it's highly unlikely, but did you make sure that you didn't put old battery in your phone instead of new one ?
Battery Cal seems to have solved it, and is also obvious when I think about it.

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