Nexus S battery only charging to 95% - Nexus S Q&A, Help & Troubleshooting

Hello,
My Nexus S battery is only charging to 95% and it is not rooted(at least i dont think it is).
What should I do? Any way to fix it?

aspirex said:
Hello,
My Nexus S battery is only charging to 95% and it is not rooted(at least i dont think it is).
What should I do? Any way to fix it?
Click to expand...
Click to collapse
Its set up that say in order to protect the battery life
Sent from my Nexus S 4G using xda premium

aspirex said:
Hello,
My Nexus S battery is only charging to 95% and it is not rooted(at least i dont think it is).
What should I do? Any way to fix it?
Click to expand...
Click to collapse
its not broken. its working just as it was intended to work.

It's built in that way
Custom roms would make them go away (i.e, M4 makes your battery look like 100%> yet in fact, it's 9X % charged
Sent from my Nexus S using XDA

Flash a custom kernel such as Matr1x or GlaDOS. Then install NSTools from Play Store. Bump up battery charge level to 100% as you like.

[email protected] said:
Flash a custom kernel such as Matr1x or GlaDOS. Then install NSTools from Play Store. Bump up battery charge level to 100% as you like.
Click to expand...
Click to collapse
its not really a 100% with those kernels, he will still actually charge to his 95% even though itll say 100%. its just a cosmetic fix. if you actually want to see 100%, charge it to your normal 95% then charge the rest of the way with your screen on. itll eventually hit 100%.

i finally found the answer to my battery
thanks to this thread...
95% is normal

Mine says charged, 100%. on a 1500m milliamp batt and the Sprint backup batt I bought that's a 14xx.

wchrisyu said:
Mine says charged, 100%. on a 1500m milliamp batt and the Sprint backup batt I bought that's a 14xx.
Click to expand...
Click to collapse
If you have support, run this BLX
echo 100 > /sys/class/misc/batterylifeextender/charging_limit

Related

Wth is with the battery drain?

My phone is charging and it's draining...-_-. Using VMax Kernel 1.2 @ 1ghz with CM7 Nightly #34. How is this happened?
Also my phone gets really HOT at the top. I'm just doing normal stuff on it too.
Trying Bionox v1.3 with Trinity Max 1.1 @1ghz and it's still happening.
Do I need a new battery or is this a whole hard ware problem?
Having everything on gps, Bluetooth,wifi, max screen brightness, as well as using it at the same time will give very little charge if not drainage. If the above is true, you're just draining more mA than your charger can keep up with. Which is completely normal.
Sent from my Nexus S using XDA App
peeturr said:
Having everything on gps, Bluetooth,wifi, max screen brightness, as well as using it at the same time will give very little charge if not drainage. If the above is true, you're just draining more mA than your charger can keep up with. Which is completely normal.
Sent from my Nexus S using XDA App
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Click to collapse
Only thing that's on from the things you mentioned is the brightness (which is at highest level) , but bluetooth and gps is off.
James_Caliber said:
My phone is charging and it's draining...-_-. Using VMax Kernel 1.2 @ 1ghz with CM7 Nightly #34. How is this happened?
Also my phone gets really HOT at the top. I'm just doing normal stuff on it too.
Trying Bionox v1.3 with Trinity Max 1.1 @1ghz and it's still happening.
Do I need a new battery or is this a whole hard ware problem?
Click to expand...
Click to collapse
You're overclocking and complaining about battery drain? Try stock and see if the same thing happens first?
I believe the stock wall charger is rated at 700 mA. If you're consuming more than that with your screen on then you'll see drainage. You can check your drainage with the battery monitor apps on the market. If you have a lot of bright colors as well as max brightness then yeah, you,really probably draining more. Vmax kernels use more power as well.
Sent from my Nexus S using XDA App
cigar3tte said:
You're overclocking and complaining about battery drain? Try stock and see if the same thing happens first?
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Click to collapse
I was running at stock though. No overclock, I'm not an idiot lol. I tried stock, I reverted back to stock Kernel and Rom and the battery draining stopped, I have to now figure out which kernel and rom are the best for my phone :/ Phone runs REALLY hot though doing normal stuff, is that normal?
James_Caliber said:
I was running at stock though. No overclock, I'm not an idiot lol. I tried stock, I reverted back to stock Kernel and Rom and the battery draining stopped, I have to now figure out which kernel and rom are the best for my phone :/ Phone runs REALLY hot though doing normal stuff, is that normal?
Click to expand...
Click to collapse
Use setcpu to see how hot your phone actually is and post here.
Sent from my Nexus S using XDA App
peeturr said:
Use setcpu to see how hot your phone actually is and post here.
Sent from my Nexus S using XDA App
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Click to collapse
Okay nvm the battery still drained by 1%, it was charging for about 40min, with the screen off and everything with stock kernel and stock rom, I feel like this is either a battery problem or a hardware problem. WTF I'm mad.
peeturr said:
Having everything on gps, Bluetooth,wifi, max screen brightness, as well as using it at the same time will give very little charge if not drainage. If the above is true, you're just draining more mA than your charger can keep up with. Which is completely normal.
Sent from my Nexus S using XDA App
Click to expand...
Click to collapse
lol I frequently run like that while I'm driving somewhere new. Always have my BT in, of course I have GPS on, and the screen might be a little bright. Usually, I leave on WiFi just out of laziness. I always charge my phone while I'm doing this using a $4 charger I got off of Amazon and it always shoots up very quickly. An hour or two long drive will give me almost a full charge.

Why does the battery % drastically drop upon a reboot?

Example: my battery says 50%, I reboot, and now it's down to about 40%.
What's the deal? Anyone else have this problem?
I'm running Das BAMF 1.6.2, stock kernel.
I've noticed since I got the tbolt day one. Im in the 15% range when reboot. My screen freeze after lightning strike for 3 minutes. Was hoping the new update would fix it but update now delayed. Never again will I be the first in line for phone.
Sent from my ADR6400L using XDA Premium App
The percentage drops but it stays at whatever that percentage is for an hour or five depending on how much I'm using my phone.
because your battery gauge is lying to you and not reporting accurately prior to reboot.
dbisch said:
Example: my battery says 50%, I reboot, and now it's down to about 40%.
What's the deal? Anyone else have this problem?
I'm running Das BAMF 1.6.2, stock kernel.
Click to expand...
Click to collapse
Thought I had commented on this, whoops.
So have you calibrated your battery since flashing 1.6.2?
If not you need to do so, as this will fix your issue, and help your battery life.
nosympathy said:
Thought I had commented on this, whoops.
So have you calibrated your battery since flashing 1.6.2?
If not you need to do so, as this will fix your issue, and help your battery life.
Click to expand...
Click to collapse
What do you use to calibrate it? Wiping the battery stats?
Check out this thread: http://forum.xda-developers.com/showthread.php?t=871051
Basically the meter is lying because keeping your phone at 100% while charged is not so good for long term life of the battery. So once you get a full charge it doesn't keep the battery full, and when you take it off the charger the meter quickly catches up to reality.
So don't worry, it's supposed to happen this way.
nosympathy said:
Thought I had commented on this, whoops.
So have you calibrated your battery since flashing 1.6.2?
If not you need to do so, as this will fix your issue, and help your battery life.
Click to expand...
Click to collapse
How do I calibrate it?
There's an app on the Market called BatteryCalibration, works well.
Sent from my ADR6400L using Tapatalk
nosympathy said:
Thought I had commented on this, whoops.
So have you calibrated your battery since flashing 1.6.2?
If not you need to do so, as this will fix your issue, and help your battery life.
Click to expand...
Click to collapse
It may help battery life, but it won't fix the issue
dbisch said:
How do I calibrate it?
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Click to collapse
There are several threads explaining this but you just:
-Charge to 100% and boot into recovery
-Select advanced>wipe battery stats
-Use phone normally until battery dies and it powers off
-Charge back up to 100% (preferably while still off)
Edit- if you are running das bamf you can also clear them from the toolkit.
dirtyfingers said:
It may help battery life, but it won't fix the issue
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Click to collapse
It will fix the issue that the OP is having of the phone dropping % drastically when they reboot. If you are talking about the phone dropping from 100 to 95% or so after you unplug, then no it won't, because that is actually a safety feature that you do not want to fix, unless of course you want to burn your phone up.
ska.t73 said:
It will fix the issue that the OP is having of the phone dropping % drastically when they reboot. If you are talking about the phone dropping from 100 to 95% or so after you unplug, then no it won't, because that is actually a safety feature that you do not want to fix, unless of course you want to burn your phone up.
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Click to collapse
Thanks. I just want my battery % to be accurate.
dbisch said:
Thanks. I just want my battery % to be accurate.
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Click to collapse
No problem, if that is what you want then doing a battery stats wipe will do that. It should be done actually everytime you change ROMs or upgrade a ROM.
Just follow Dirtyfingers instructions, or use a Battery Calibration app from the market
ska.t73 said:
No problem, if that is what you want then doing a battery stats wipe will do that. It should be done actually everytime you change ROMs or upgrade a ROM.
Just follow Dirtyfingers instructions, or use a Battery Calibration app from the market
Click to expand...
Click to collapse
Man, don't say that in the dev area, or the irc. There was someone named Confucius on there yesterday reaming people for wiping battery stats. It wasn't pretty.
Doug B.
dvgb173 said:
Man, don't say that in the dev area, or the irc. There was someone named Confucius on there yesterday reaming people for wiping battery stats. It wasn't pretty.
Doug B.
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It is a bad idea to wipe battery stats? Can it damage the phone?
dbisch said:
It is a bad idea to wipe battery stats? Can it damage the phone?
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Click to collapse
No your phone stores how long it takes to die charge etc. and when you change roms these stats obviously change and therefore wiping the stats allows the phone to really calibrate to the new rom. At least I think that's how it is.
Sent from my ThunderBolt using XDA App
dbisch said:
Example: my battery says 50%, I reboot, and now it's down to about 40%.
What's the deal? Anyone else have this problem?
I'm running Das BAMF 1.6.2, stock kernel.
Click to expand...
Click to collapse
This happens to me and it annoys me everytime it does it. I dont know why for some reason this is a recurring thing with HTC phones.
My battery drops 10-15% rather quickly when I unplug it but I believe this is actually normal with newer Li-Ion charging techniques.
Mine drops about 5% after a reboot. I reset my batteries stats today and hope that will improve my battery life, but I must say I got about 8 eight hours today with fairly heavy use and a few reboots.

Is this a battery bug?

Ok I charge my phone overnight battery is at 100% ,after 4-5 hours of moderate use I'm still at 100% But once it goes down to 99% or lower it's draining fast ,someday I lost as much as 50% in a couple hours of very light used.
makomek said:
Ok I charge my phone overnight battery is at 100% ,after 4-5 hours of moderate use I'm still at 100% But once it goes down to 99% or lower it's draining fast ,someday I lost as much as 50% in a couple hours of very light used.
Click to expand...
Click to collapse
People please report on this also. I have a similar issue on my new sensation . Yesterday I took it of the charge and used out some. From 8 to 2 or showed 100%. Then later it started dropping . By 5 it was at 95.
Sent from my HTC Sensation 4G using XDA Premium App
It is because the battery hadn't calibrated itself with the OS.
hah2110 said:
It is because the battery hadn't calibrated itself with the OS.
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Click to collapse
So what I have to do?
makomek said:
So what I have to do?
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Click to collapse
duhhhhhhhh,you have to purchase the battery calibrator from the market
Macklessdaddy said:
duhhhhhhhh,you have to purchase the battery calibrator from the market
Click to expand...
Click to collapse
Right now the Sensation is not root yet so those APP won't work ,Duhhhhhhhhhhhhh
Macklessdaddy said:
duhhhhhhhh,you have to purchase the battery calibrator from the market
Click to expand...
Click to collapse
I can only see calibrators for rooted phones Battery bug has been reported before in another thread. You could try changing the fast boot setting so the phone turns off properly instead of going into hibernation. That's what I did the other night. Seems to have made a difference just go into power section in settings. So many factors cam effect battery. Poor 3G signal. Auto sync. Auto brightness. Maybe try root explorer see if that makes a difference. But after a week or so charging your battery should be calibrated but then there are some that will dispute that the battery don't need to be calibrated...lol

True 100?

So, on cm7 with the matrix kernel I was able to charge to true 100%. But on oICSv43 ,no matter how many times I set it in nstools, the setting reverts to 96%. So, my question is, how do I get the phone to charge to true 100% battery? Thanks guys
Sent from my Nexus S 4G using XDA App
michaelg117 said:
So, on cm7 with the matrix kernel I was able to charge to true 100%. But on oICSv43 ,no matter how many times I set it in nstools, the setting reverts to 96%. So, my question is, how do I get the phone to charge to true 100% battery? Thanks guys
Sent from my Nexus S 4G using XDA App
Click to expand...
Click to collapse
Its not possible. If it said 100% it probably wasn't accurate. Its to extend the battery's life. It doesn't go past 96%.
michaelg117 said:
So, on cm7 with the matrix kernel I was able to charge to true 100%. But on oICSv43 ,no matter how many times I set it in nstools, the setting reverts to 96%. So, my question is, how do I get the phone to charge to true 100% battery? Thanks guys
Sent from my Nexus S 4G using XDA App
Click to expand...
Click to collapse
you were not charging to true 100 with matrix. its a hack that shows 100, purely cosmetic, it wasnt a real 100%. but there is a way to charge to 100%. either finish charging with the screen on or charge with your wireless hotspot on(wireless tether) on. it could take a long time to charge between 96 and 100% btw.

Battery won't charge to 100% on stock phone

hi guys. I'm having a pretty simple problem - my phone will charge up to full according to the battery icon when it's off, and when it is on it says charged on the lockscreen, but it says 96% on the battery widget that I have and as soon as I unplug it it drops to 96% on the lock screen. I know this is a problem common if a tomorrow was flashed with a not full batt, but I haven't flashed anything. I have only rooted. Deleting batterystats .bin didn't seem to do anything.
Thanks in advance. Hopefully it's an easy fix.
Sent from my rooted Nexus S using XDA App
No problem for you. It's made to charge up to 96% to "extend battery life" or whatever. Don't worry about it.
Some kernels provide a cosmetic fix that shows 100% charged, but it charges only to 96%. Another alternative is to bump charge the battery (explained here on the forums) but I don't see why you would do that. Not much to gain anyway.
Sent from my Nexus S using xda premium
it's safety feature in order to protect battery
That extra 4% - not that significant. I've tried to bump it to 100% (have to wait significantly long), but not much gained in term of extra uptime.
flodb113 said:
No problem for you. It's made to charge up to 96% to "extend battery life" or whatever. Don't worry about it.
Some kernels provide a cosmetic fix that shows 100% charged, but it charges only to 96%. Another alternative is to bump charge the battery (explained here on the forums) but I don't see why you would do that. Not much to gain anyway.
Sent from my Nexus S using xda premium
Click to expand...
Click to collapse
Ah cool. Thanks for the info.
It's not like that extra 4% is a big deal, I was just curious if i needed to recalibrate or not.
iamtheculprit said:
Ah cool. Thanks for the info.
It's not like that extra 4% is a big deal, I was just curious if i needed to recalibrate or not.
Click to expand...
Click to collapse
Nothing to worry about. Just enjoy your NS with ICS
read here : http://forum.xda-developers.com/showthread.php?t=1040229
and try installing Nexus S charger app in the market, got 100% charged on my Nexus S 4G !!
acutally , for Li-ion battery , if you everytime drain it to 0% or charge it to 100%, would damage it and short its lifetime...
If you wan't charge 100% use a custom kernel or Rom.
Exemple : Peter Alfonso : http://www.peteralfonso.com/

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