Battery inaccurate after boot - Galaxy S I9000 General

Hi all
since a week or so i have a strange problem with my sgs and i hope you can help me to fix it
Everything works just fine (battery is accurate) until i switch off / reboot the phone
but at next boot the battery reports a very low value
(e.g. the phone has 55% battery left and after the reboot it reports only 8%)
with Froyo 2.2.1 (Speedmod Kernel) it would stay at that level until the battery has really drained to that point
With GB (JVQ - Galaxian Kernel) the battery percentage increases slowly
What i tried so far:
first of all, i deleted the battery stats for a few times and because that didn't work i upgraded to JVQ (with repartitioning and all), but that didn't solve the problem either
i don't really know what to do anymore and i hope someone can help me
thanks

Just do a few drain/ charge cycles and that should sort it
Sent from my GT-I9000 using XDA Premium App

First off, wiping batterystats.bin alone won't help.
Try this:
1. Charge to 100% until it says unplug charger.
2. Wipe batterystats.bin from recovery, unplug and then reboot
3. Drain your phone's battery until it shuts itself down
4. Charge to 100% without interrupting the charge
5. Enjoy :3

thanks for the quick replay!
unfortunately thats basically what i have already done
since the problem happened the first time, i have charged the phone at least 5 times and wiped the battery stats for 2 or 3 times right after charging the phone to 100%
its true that normally i don't drain the battery completely, but yesterday i have done just that and than let the phone charge overnight - but that didn't solve the problem
i will try to fully discharge the phone a few more times and load the battery while the phone is switched off
still i hope someone has an other suggestion how to solve this annoying problem
thanks

lol - stop deleting the batterystats.bin for starters.
The batterystats needs to indentify the top and bottom markers such as 0% - 100%, delete it ONCE.
Firstly, turn the phone off, charge the phone to 100%, bump charge it, till 100% truely.
This means, unplug...then plug it in again until you keep getting 100% show up.
Boot up into recovery then delete the batterystats.bin.
Use it heavy, activate everything and drain it. Make sure it is compeltely drained, try turning the phone back on, take the battery out for about 2 mins, try turning it on again, if it doesnt turn on, you've drained it.
Plug your charger in, do not turn the phone on, let it charge to 100%, again, bump charge it until 100% truely full, turn the phone on and let it run its natural course this time.
Do not delete the batterystats.bin again, you will have to repeat the process, it will take a good 2/3 times of charge/discharge for the stats to settle.
Hopefully helps dude! Good luck

thanks pidz!
just to clarify: i have had my sgs for a half year now and i never wiped the battery stats until last week
But i haven't tried bump charging jet - i really don't like that process as it is bad for the battery but might be worth a try, thanks

it usually happens with non original batteries. did you changed a battery? or maybe you got a fake one with you phone?

Related

[Q] Stop charging at 90%

Hi all,
My Atrix won't charge more than 90%.
Do you have a solution ?
Thank you
goto the market and look for battery calibration, when it hits 90% or so or wont charge more, hit calibrate, then drain it to 0 and charge it back and see what happens, also whats the voltage levels at 90% ?
Thank you for your return,
The voltage is 4.036V at 90%.
I will try and let you know.
Same problem here. Also when charging, the indicator is not working.
follow this guide to fix all your battery issues
http://forum.xda-developers.com/showthread.php?t=1198333
The battery thing is a pain in my A$$.. this is what I did to fix it:
1) drain phone 100%
2) charge to full while phone is off
3) while phone was still charging, I pulled the battery, waited for the screen to show a question mark, then I plugged the battery back in. Then it shows the battery as 5% or 10% (YMMV)
4) let it charge again for another 2 hours
5) before turning on; I went into recovery and deleted battery stats, then rebooted
6) phone should be at 100% or close to it, if not, then wait until its at 100%, then calibrate the battery using the app.
NOW ---- after doing all this, my phone seemed fine.. then.... the problem started happening where the phone wouldnt charge to 100, then it wouldnt charge to 95, then it wouldnt charge to 90, then it wouldnt charge to 85..
of course I started freaking out like WTF -- but.. this is what I did to fix it:
I tolerated it. I just kept using my phone, charging when I needed too, etc etc etc. I never let it die completely.. i just kept charging once the phone hit 10% or so (over night mostly, and sometime thruout the day).
Eventually the percentage started creeping back up... slowly.. I noticed after every overnight-recharge, the percentage would climb up by 1. So it would goto 85..86...87.. etc. etc. until it got to 95.
Then over the weekend while I was streaming a movie on a car ride home; the phone died because I ran out of battery, I took it home --- put it on the charger without turning it on... let it charge for an hour or so, when I turned it on the phone was at 80%.
I kept charging it -- and now.. after ALL OF THAT... my phone charges to 100% . EVERY. SINGLE. TIME.
Sorry for the long post -- but this is what I went through to fix my battery. a PAIN IN THE A$$ , but I think eventually your battery will learn to fix itself.
This is from all information I found in these forums, I can't take credit for any of this.

Recurring battery issues

I've been having a problem with my battery for a while now where the mV's stay where they should and the percentage drops really fast leaving me with horrible battery life. I've tried calibrating my battery plenty of times and tried various guides and fixes but nothing seems to fix my battery. Can anyone help me or should I invest in a new battery? Thanks
For example, I took a screenshot while my battery was at 3593mV (4200mV is full) and it said it was at 15%. This happens on every rom I flash but I'm currently on Miui Alpha 3 if that makes any difference.
i am sure you have looked at this thread... http://forum.xda-developers.com/showthread.php?t=1407569, it seems there are a few of us that have some battery issues.
I have seen that thread, but I'm not sure if I have the same problem or not. For me, the percentage of my battery just goes down way faster than the actually charge on my phone.
for some reason, i think that its the way the phones are reading the data. the math is wrong. the only reason why i am thinking this is cause my dads phone is doing the same thing, not showing 100% charge when it should be.
what happens when your phone reaches 0%? does it shut off? whats the battery voltage when this happens?
My phone shut off at 0%. After rereading that thread I managed to fix my battery by doing this:
1. Charge to %100
2. Use a wall charger and take the battery out so it shows a question mark, then put the battery back in till you think its at 4200mV
3. Keep phone plugged in and delete the battery stats in /data/system, and cc_data, cc_data_old, and powerup from /data/battd
Hope those directions are good enough, hope you get your batteries fixed!
dj11596 said:
My phone shut off at 0%. After rereading that thread I managed to fix my battery by doing this:
1. Charge to %100
2. Use a wall charger and take the battery out so it shows a question mark, then put the battery back in till you think its at 4200mV
3. Keep phone plugged in and delete the battery stats in /data/system, and cc_data, cc_data_old, and powerup from /data/battd
Hope those directions are good enough, hope you get your batteries fixed!
Click to expand...
Click to collapse
post back and let us know if this is a TEMP fix. it was in my case, but i did not remove my batt stats.

[Q] Battery charge level doesn't change when sim removed. Why?

I have Aurora ICS in my U8800. Yesterday I removed SIM to another phone and turned U8800 back on. Battery level was 80%. Listened music, used wifi a little bit... and today, 12 hours later battery level was still 80%. Reboot, and now the battery level is 40%. Plugged in charger and two hours later level was still 40%. Reboot, and now the level is 100%.
What part in Android system handles battery level changes (and updates changes battery indicator). And why does SIM play any role in this situation? And most important question now is how can I refresh charge level without rebooting (and without SIM of course)? Tried some battery widgets from play store but without luck...
try this
Yari71 said:
I have Aurora ICS in my U8800. Yesterday I removed SIM to another phone and turned U8800 back on. Battery level was 80%. Listened music, used wifi a little bit... and today, 12 hours later battery level was still 80%. Reboot, and now the battery level is 40%. Plugged in charger and two hours later level was still 40%. Reboot, and now the level is 100%.
What part in Android system handles battery level changes (and updates changes battery indicator). And why does SIM play any role in this situation? And most important question now is how can I refresh charge level without rebooting (and without SIM of course)? Tried some battery widgets from play store but without luck...
Click to expand...
Click to collapse
just charge your phone for 3 hours, i think that should be enough for full charge.Do not unplug it, Go to recovery wipe battery stats, and leave it plugged in for another half an hour. that should solve it.
sup
rjspark89 said:
just charge your phone for 3 hours, i think that should be enough for full charge.Do not unplug it, Go to recovery wipe battery stats, and leave it plugged in for another half an hour. that should solve it.
Click to expand...
Click to collapse
not everyone have clockwork recovery my friend
anotherway to resert battery stats its free apk calld battery calibration
here is link
https://play.google.com/store/apps/details?id=com.nema.batterycalibration
it needs root.
best way to calibrate battery is fully charge then unplug restart device plug in charge till 100% and do it again over and over for 3 times then... calibrate battery
fully discharge and charge again till 100 w/o breaks
Ok, tried that what rjspark89 suggested. No help.
But when I inserted an old, deactivated SIM-card into phone, everything worked fine.
So, something is not working the way I think... Now using U8800 as PDA for a while. No phone but BT and WIFI are working, and battery charge level changes as expected. Case closed
(and yes, I have Clockwork Recovery in my phone, and battery calibration app(s) are familiar too)

Massive Battery Drain in 4.4.2

Does anyone else have a massive battery drain in Kit Kat? I can charge my Nexus to 100% and in an hour or two it's completely dead with blinking red light. I tried restarting to bootloader when it was at 5% but it was still on for like a half hour. Once I restarted my phone, my battery read 0%. I'm thinking it may be time to change the battery if no one else is having this problem.
I suggest you to reset the battery stat from the recovery. The probability that this works are low but is better then nothing.
How do I do that from recovery?
Edit: phone was charged to 98%, rebooted into recovery to see if I could wipe stats in TWRP, rebooted again, phone reads 28%, 3 minutes later it read 66%.
TheKnux said:
How do I do that from recovery?
Edit: phone was charged to 98%, rebooted into recovery to see if I could wipe stats in TWRP, rebooted again, phone reads 28%, 3 minutes later it read 66%.
Click to expand...
Click to collapse
To wipe battery stats in TWRP:
boot into TWRP recovery
/advanced/File Manager/
folder /data/system/
click batterystats.bin
click Delete
reboot system
If you can't see the folder, you need to mount the data folder.
Well I switched to Philz Touch, do I have to do the same thing then?
TheKnux said:
Well I switched to Philz Touch, do I have to do the same thing then?
Click to expand...
Click to collapse
You should have the wipe battery stat under advanced in your recovery.
The right step to follow are:
1. charging the battery FULLY
2. wipe Battery Stats
3. don't charge the device until the battery still turns off your device because it empty
4. now again FULLY charge without interruption
Wiping battery stats does nothing, see here: http://www.xda-developers.com/andro...-battery-stats-does-not-improve-battery-life/ . Sounds like your battery is borked. May need to send away for repair. Are you still under warranty?
ScumDroid said:
Wiping battery stats does nothing, see here: http://www.xda-developers.com/andro...-battery-stats-does-not-improve-battery-life/ . Sounds like your battery is borked. May need to send away for repair. Are you still under warranty?
Click to expand...
Click to collapse
Yeah I figured. Thought it was a KitKat bug at first but then it started getting ridiculous. Phone was at 70%, started taking a photosphere, phone shut off, and when I turned it back on it was at 3%.
No its not. Bought it off Craigslist. Just gonna order a battery off eBay for $18 and replace it myself, see if that fixes anything.
I just got out of a similar problem.
My battery percentage was jumping all over the place.
It would charge fully in about 5 mins, and die in about 20.
Everytime I restarted the phone, it would read a different percent.
I ended up running the phone on full brightness, with like everything turned on to drain the battery all the way down.
& Everytime it would shut off cause it had no battery left, just restart it and keep draining it until when you reboot the phone it no longer turns on(because the battery if fully drained of course).
That's when it is really dead.
Then just charge it to 100%, and keep it charging for about 20 extra minutes once it hits 100%, and now it's back to normal!
Glorifyy said:
I just got out of a similar problem.
My battery percentage was jumping all over the place.
It would charge fully in about 5 mins, and die in about 20.
Everytime I restarted the phone, it would read a different percent.
I ended up running the phone on full brightness, with like everything turned on to drain the battery all the way down.
& Everytime it would shut off cause it had no battery left, just restart it and keep draining it until when you reboot the phone it no longer turns on(because the battery if fully drained of course).
That's when it is really dead.
Then just charge it to 100%, and keep it charging for about 20 extra minutes once it hits 100%, and now it's back to normal!
Click to expand...
Click to collapse
That really worked? Any problems with it since and is this a common issue with the N4? For some reason it won't die when it's in the bootloader even though the percentage read 5.
So yesterday it was so dead that it gave me the red blinking light, should I charge it when that happens again and should I leave it off while charging it or turn it on and not touch it?
How many times did you have to do this until it straightened itself out?
TheKnux said:
That really worked? Any problems with it since and is this a common issue with the N4? For some reason it won't die when it's in the bootloader even though the percentage read 5.
So yesterday it was so dead that it gave me the red blinking light, should I charge it when that happens again and should I leave it off while charging it or turn it on and not touch it?
How many times did you have to do this until it straightened itself out?
Click to expand...
Click to collapse
I am currently having WakeLock problems, but I do not beleive this was the cause.
I was able to restart it after it died about 4-6 times, till it was fully dead.
Then I charged the phone, and kept it off the whole time.
I installed wakelock detector to make sure that wasn't the problem. I had this problem on the stock rom even before I rooted. So the problem hasn't persisted since?

Battery reading issues

Hey everyone. So I bought a second hand note 4 recently and have been having battery problems.
I did a full wipe install of CM13 and the battery dropped to 0% at random times and I had to plug it in the charger for the phone to even boot as it would just restart as soon as it turned on. Anyway, i thought this is probably due to faulty battery. I purchased another one and now this one doesn't reboot at random times but seems like the phone keeps reading the battery percentage wrong, sometimes it doesn't charge over certain percent, just gets stuck at 77% or 63% or any percentage really. If I remove the battery and plug it back in, it shows a completely different percentage everytime. I have tried wiping battery stats, do a full discharge/charge, nothing seems to help. Battery drains fairly fast too, once I manage to get it to 100% it shows that expected time is like 2-3hrs if screen on. Thanks!
idoluvizsick said:
Hey everyone. So I bought a second hand note 4 recently and have been having battery problems.
I did a full wipe install of CM13 and the battery dropped to 0% at random times and I had to plug it in the charger for the phone to even boot as it would just restart as soon as it turned on. Anyway, i thought this is probably due to faulty battery. I purchased another one and now this one doesn't reboot at random times but seems like the phone keeps reading the battery percentage wrong, sometimes it doesn't charge over certain percent, just gets stuck at 77% or 63% or any percentage really. If I remove the battery and plug it back in, it shows a completely different percentage everytime. I have tried wiping battery stats, do a full discharge/charge, nothing seems to help. Battery drains fairly fast too, once I manage to get it to 100% it shows that expected time is like 2-3hrs if screen on. Thanks!
Click to expand...
Click to collapse
battery displaying different percentage after u remove it and put it back in is normal i have 3 note4s all do the same (up to 10 percentage change, it either increases or decreases) but the other issues like getting stuck on a certain percentage are not normal make sure u have the genuine battery and try stock rom.
yeah, i tried stock and the same thing really. such a random issue. I just noticed that battery charges once I turn the screen on and use it , so it only gets stuck on random percent only with screen off.
idoluvizsick said:
yeah, i tried stock and the same thing really. such a random issue. I just noticed that battery charges once I turn the screen on and use it , so it only gets stuck on random percent only with screen off.
Click to expand...
Click to collapse
U can try recalibraring the battery....
Bishal 00 said:
U can try recalibraring the battery....
Click to expand...
Click to collapse
yeah, i said I wiped battery stats, which is basically recalibration
once the battery is charged to 100% it also drops first 10-20% really fast and then it gets better but still I only get around 2hrs screen time
idoluvizsick said:
yeah, i said I wiped battery stats, which is basically recalibration
Click to expand...
Click to collapse
Oops my bad..Didn't read your whole post...
the only way to fix this replace your battery by new one
i tried all options (Format ROM - Wipe battery status - Getting back to stock ROM - Unroot - re Celebrate apps - Changing recovery-Removing battery from device for while sleeping - charge without fast charge - charge via USB)
i asked myself after that all of this headache doesn't worth 20$, i replaced the battery with new one and its working fine now
A0_o said:
the only way to fix this replace your battery by new one
i tried all options (Format ROM - Wipe battery status - Getting back to stock ROM - Unroot - re Celebrate apps - Changing recovery-Removing battery from device for while sleeping - charge without fast charge - charge via USB)
i asked myself after that all of this headache doesn't worth 20$, i replaced the battery with new one and its working fine now
Click to expand...
Click to collapse
yeah, i replaced battery as well but it's still the same issue. old one at least charged fully but would randomly reboot on me, the new one doesn't reboot but drains extra fast and doesn't always charge fully. can't believe both batteries are faulty
I am sorry for summoning this old post but did you find any solution to your problem? I have exactly the same experience with my note 4.
Thanks!
Is there a solution for this problem?
Power down and then out-and-in same battery and my stuck-at78%... was 100% when started.
if you having problems with auto restarting.... download the app " WAKE LOCK" and put it on Partial Wake Lock setting... your restarts will be a thing of the past.

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