[Q] Battery suddenly dropped to zero? - Samsung Galaxy Nexus

This seem to have happened to some other Samsung devices (like the GSII) but I don't think it has been brought up in the GN forum (my bad if my thread search was poorly done and someone had talked about it before).
So I was using my GN a few hours ago, doing some messaging and whatsapp. Then I left it to sleep. Just now when I pressed the wake button, it didn't turn back on and I thought it was a sleep of death. I did the battery pull trick and turn it back on only to discover that its battery had been drained from around 55% to 0% in no time (see the attachment screenshot). It really freaks me out and I'm wondering what's wrong with my GN - is it a software glitch or a sign that some hardware is gonna fail?

Same thing happened to me just now. Dropped from 62% to 0% (zero percent) in no time!
Screen flickered a little and then - POOF - it's gone... Pulling the battery and reinstalling didn't help; looks like it's really at 0%
What could be causing it?
ABC

I also experienced the same thing about a week ago, battery went from about 40% to 0% almost instantly. I plugged it into the charger while the phone was off and started it after about 30 minutes . When it booted the battery was 55%.
I haven't experienced it since.

Related

[Q] Battery % increase with reboot?

Last night my phone was down to like 5% so I plugged it into the charger and kept using it. It was plugged in for maybe 10 minutes when I got another bettery warning that my device was at 14% (the plug had come out). Since I was almost done, I decided to leave it unplugged since the plug gets in the way anyway. Shortly thereafter, I think the Volume+ app caused my phone to crash. It just turned off. When I turned it back on, my battery was reporting 39%! I wondered if it was a fluke, so to test, I switched to 4G from WiFi on, listened to music, and continued to use my device to see if I did indeed have more time with it. It went for another 40 minutes or so before the battery was back down to 5% and I plugged it back in and went to bed.
What gives? I feel like my battery life is exceptionally awful, but I thought I was experiencing the Android OS awake thing, since my awake times do seem to be pretty high, like 50% of my time on battery even though the screen is probably on for less than 25% of my time on battery and I only have google apps set to sync in the background. Last night's mysterious battery increase now leads me to think differently though.
Are my battery stats out of whack? I'm not rooted yet so I can't reset them that I know of. I am planning to tackle it this weekend, though. I was waiting to make sure the phone doesn't have any issues so I didn't have to go through relocking it to return it.
Attempting to attach a screen shot.
Normal Android behavior. I've seen it on every device I've had since the G1
The battery and the OS become mismatched if you restart while charging. The OS will report a "faster drain" when it reality itsvjust trying to match back up with the battery.
Sent from my Galaxy Nexus

Battery died overnight at 70%

I searched all over trying to find a similar situation, but I couldn't, so I'm starting a new thread.
My HTC One X is a little over a month old and so far I haven't had any major battery issues.
I charged my phone to full yesterday (during the day) and when I went to sleep it was in the 90% range.
As you can see in the attachment, around 6 am the phone completely shut off. It went from 70 to 0% battery in a matter of seconds. I plugged it back in this morning and it's been charging fine.
It doesn't seem to be a temperature issue either. I'm really at a loss for what could have caused this issue. Any advice?
I've had my one x since the US release date and mine has done this to me about 10 times now. My phone is always charged before I go to bed and I always kill all running programs on the task manager before bed. It's a real pain when you wake up in the morning and check the time, find your phone is dead, and see that you have overslept your alarm. 1st world problem I know but this is a huge pain when it happens. I'm pretty tired of it.tempted to see if I can trade up for an SIII. Btw, mine did this for the 1st time the 2nd night I had the phone. My old BB could go to sleep on low battery and it wouldn't die overnight.
Maybe the phone is looking for updates? Maybe lte is the issue?
I am having the same issue for two nights in a row now. Last night, the phone had 50% battery, and I turned off almost everything, wifi, data, most of applications. The phone still died this morning. I called HTC support today, and they said if you leave the phone in sleep mode with 50%, it won't last until the next day. I had my phone a little over a month. I am going to fully charge tonight, and see if it dies over night again.
Hello all! I am having the same problem too. I can have the phone in my pocket at school from 9am-9pm during a normal day and with some light usage, have the battery last the whole time. However if I use the phone in bed while falling asleep, get tired and lock the phone with like 70% battery, it will be dead in the morning. If I look at the battery usage graph, it too shows an instant 70%-0% battery change. Is it a battery conditioning problem? Meaning that the phone is not able to properly gauge the battery's current level of charge and thinks it still has 70% left but then just dies?
Couldn't see pics on my HOX. My ides wouldn't mean much. I sorry guys.
This post can be deleted.
Sent from my HTC One X using xda premium
I think this is a more serious problem. I charge my phone over night.
Slept in this morning because because my battery died overnight.
It was on charge. How does the battery die.
Pressing power did nothing
Held for ten secs to force reboot
it booted up and showed 0% and started charging normally
Wtf
Sent from my HTC One X using xda app-developers app
Sorry about reviving this thread but this happened to me 3 times now.. I have an S4 HTC One X but have the same problem. Had the issue on both a custom from and on stock. Is there a known fix for this?
this happened to me too. about five times. i charge my phone to full just before i sleep and unplug it when i decide to sleep only to wake up with the phone dead(and I am late for work). I always make sure I close apps every night before I sleep. But ever since I updated my phone to 2.17, I have had nothing but buttery smoothness and 16-22hrs of battery life.
This is my second One X. It happens to me about once a week. Everything is great and suddenly battery charge is dropping like crazy. There's nothing running in the background that would trigger this behavior. My first phone worked great but one day just died and would never power on again.
martez81 said:
This is my second One X. It happens to me about once a week. Everything is great and suddenly battery charge is dropping like crazy. There's nothing running in the background that would trigger this behavior. My first phone worked great but one day just died and would never power on again.
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Click to collapse
Install Better Battery Stats from an XDA forum here, it's free for members. Take screenshots of the stats when this happens again.

Figured out my poor battery life.

Ive noticed this phone loves to turn on the display for any reason it can think of. That is not the bad part tho. The default lock screen can be swiped any where, and in my pocket this is bad. I did a test with my palm to simulate the my leg in my pocket. If the screen wakes up for any reason, SMS notification, easy to hit power button, Low battery notification (this one i don.t get) and you hold your palm on the screen and it detects it, it will hold the screen on indefinitely without unlocking it if it lands in the right place.
This is what i imagine going on in my pocket.
http://youtu.be/l-CdaZXBVhE
I have replied to texts, made phone calls, even turned the flash light on in my pocket and ran the battery down before lunch.
I use this "pattern security" so I'm not threatened by this "unwanted phone call making" and stuffs like that, but my battery life still seems to be poor. I noticed that if I leave the device on WiFi, then it drains about 30%/night (approx. 10 hours). But last night I tried turning off wifi and data--> only 2% of battery percentage went down during the same time (10 hours!!). !!
What do you think causes this strange battery draining through the internet(wifi or data?)? The syncing, or some specifig program, or just the fact that it's connected to the web? it's very strange.
edit: of course I checked the battery stats, but there everything seemed to be normal..
soadzoor said:
I use this "pattern security" so I'm not threatened by this "unwanted phone call making" and stuffs like that, but my battery life still seems to be poor. I noticed that if I leave the device on WiFi, then it drains about 30%/night (approx. 10 hours). But last night I tried turning off wifi and data--> only 2% of battery percentage went down during the same time (10 hours!!). !!
What do you think causes this strange battery draining through the internet(wifi or data?)? The syncing, or some specifig program, or just the fact that it's connected to the web? it's very strange.
edit: of course I checked the battery stats, but there everything seemed to be normal..
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Click to collapse
I really have no idea. I had this phone since release and it's always had mediocre battery life at best. This is my second Samsung android phone, The original Galaxy being the first and i wasn't to satisfied with that one either. I received a new phone yesterday (Experia TL) so the i927 has been sitting idle. Before i put it down i did a factory reset and pulled the sim. It lost 45% of the battery since yesterday morning. Any of my HTCs would last weeks in this state. So far the TL seems like it runs off magic pixie dust compared to the i927 lol.
sp00nix said:
so the i927 has been sitting idle. Before i put it down i did a factory reset and pulled the sim. It lost 45% of the battery since yesterday morning
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Click to collapse
My battery can go pretty quickly when I get the l2_hsic wakelock. Around 5%/hr while it idle (though I do leave wifi on). It appears randomly - some days not at all, some after a few hours of being on. The only solution I've found is to shut it off and pull the battery for a minute and hope it doesn't come back on the next boot. Searching didn't pull up much except its known on a few Samsung phones. Does BBS show anything under kernel wakelock for you?

Phone was 25% battery, But 50% battery after reboot?

Hey guys, I've had my phone for 4 or so months now and I always charge it while my phone is off and never had any charging/battery issues until today, I decided to charge my phone while it's on and it charged up to 25% and I restarted my phone without removing it from the charger and after it booted back it it's showing 50%, I restarted a few times, tried a cold boot, it's still 50%.
Is this a known issue with this phone? does anyone know what's causing this? I've never had this happen before.
EDIT: After this happened I ran my battery to 0% so I can attempt a battery calibration and when I poped it on the charger it showed my battery was actually 0% and showed a yellow hazard triangle thing (normally it only drops to 1% and there has never been a yellow triangle before)
Sometimes the Android system can incorrectly report a battery charged. I have had it happen to me on my Nexus by about 10%, but have not had it happen to me on my G3. I would not worry about it too much if it only happened to you once. If in continues you to jump around in battery percentage, then I would suggest getting a replacement battery. Keep in mind to try not to leave it charging for very long after reaching 100%, from my experience it can effect a battery's ability to hold a charge if that is done repeatedly. Which means do not leave it charging overnight while you are sleeping. Also I would not suggest running it until 0%, I would imagine a sudden shut down of the Android Operating system is not a healthy thing for it either. Just like it is not good to go up to a computer and just pull the power cord.
AndroidPurity said:
Sometimes the Android system can incorrectly report a battery charged. I have had it happen to me on my Nexus by about 10%, but have not had it happen to me on my G3. I would not worry about it too much if it only happened to you once. If in continues you to jump around in battery percentage, then I would suggest getting a replacement battery. Keep in mind to try not to leave it charging for very long after reaching 100%, from my experience it can effect a battery's ability to hold a charge if that is done repeatedly. Which means do not leave it charging overnight while you are sleeping. Also I would not suggest running it until 0%, I would imagine a sudden shut down of the Android Operating system is not a healthy thing for it either. Just like it is not good to go up to a computer and just pull the power cord.
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Click to collapse
Thanks for the input.
I never leave my phone on the charger while I sleep since it only drops 1% while I sleep. My phone actually only goes on the charger like 3 times a month
I know it's not good to fully drain the battery very much, I was just draining it to attempt a battery calibration in the os. And when I do this my phone usually only drops to 1% then dies, but all of a sudden it dropped to 0% this time and showed a big yellow triangle with a big exclamation mark in it
Anyways I reflashed my rom in hopes I can flush the problem out. In 4 months of owning this phone I've never seen this warning before.
This is almost exactly what happened with my old phone (Samsung Captivate Glide). If this continues to happen, it is one of the first signs of the battery failing. But if this is a one time thing, I wouldn't worry about it.
In my case, the battery was going bad. It started going from any % battery, down to 0 instantly, forcing a shutdown. After rebooting, It would show a decent charge (~60% most of the time), but would do the same thing within 5 minutes. At first it only acted up like this once a month, but it became more and more frequent that it happened every day, after using the phone for only 15 minutes. The only fix is to get a replacement battery.
fire219 said:
This is almost exactly what happened with my old phone (Samsung Captivate Glide). If this continues to happen, it is one of the first signs of the battery failing. But if this is a one time thing, I wouldn't worry about it.
In my case, the battery was going bad. It started going from any % battery, down to 0 instantly, forcing a shutdown. After rebooting, It would show a decent charge (~60% most of the time), but would do the same thing within 5 minutes. At first it only acted up like this once a month, but it became more and more frequent that it happened every day, after using the phone for only 15 minutes. The only fix is to get a replacement battery.
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Click to collapse
tyvm, This is extremely helpful info to keep in mind. Now that you mention it I have seen the battery kinda swollen up a couple times when it got hot, only ever so slightly but I did notice it.
If my issue persists i'll defnitly try a new battery, thanks for the tip

Odd battery drain/charge / % full issue. Advice sought

Hi everyone,
My G3 (D851 T-mo, not that it likely matters) yesterday shut off dead at about 40% battery reported as remaining. I was early to a movie and fired up Angry Birds 2 to kill the time. Just as I was about to start playing the phone went black. Tried turning it on, nothing at all happened. I had noticed the battery was at 41% just a minute or two before. Usually this means I have PLENTY of juice left.
After the movie I tried turning on the phone; again no response at all. Pulled the battery, replaced it, still nothing.
I got to my car and plugged it in to charge on the way home. After a moment the screen came on and gave the "powered off charging" screen showing 71% battery remaining. Huh. 71% ?
I was driving for about 10 minutes, got home, and plugged it into a wall charger. At this point the phone (still powered off) reported 51% charged.
Shortly thereafter, I booted the phone up and it reported 55% charged on the usual battery % notification.
I charged it to completion, and all seems normal, but I'm worried about it dying again at ~40%. I frequently run the phone down to 15-20% before charging in the normal course of events. Is there some battery calibration I should run? Or, is it time to get a new battery (and if so, any recommendations...)?

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