Phone Idle Battery Drain (Deep sleeping & no wakelocks) - Nexus 4 Q&A, Help & Troubleshooting

Does anyone know why this is happening? My phone deep sleeps but loses ~10% per hour. I tried replacing the battery and restoring to stock but nada

dancom96 said:
Does anyone know why this is happening? My phone deep sleeps but loses ~10% per hour. I tried replacing the battery and restoring to stock but nada
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uuuhmmmmmm quite weird... I think that must be a hw issue.. did u contact google? does this happen with every kernel?

I got my phone from a carrier in Canada and they will not honour the warranty because I bought it outright. I have tested stock and franco

Install BetterBatteryStats and see what the other wakelocks are.
Sometimes WakelockDetector does not show every wakelock that is happening.

mumaster20 said:
Install BetterBatteryStats and see what the other wakelocks are.
Sometimes WakelockDetector does not show every wakelock that is happening.
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Look though, my device was only awake 2% of the time

dancom96 said:
Look though, my device was only awake 2% of the time
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And look what i said, WKD does not seem to be able to see all the wakelocks, install BBS and see if you get any extra wakelocks.
If that doesn't help, i would suggest you to do a complete reflash to stock and see if it still happens on stock.

turn off your wifi when you are not using it. there is a constant drain with a wifi connection.

Drain is STILL there with wifi and everything off (airplane mode)
I installed BetterBatteryStats and everything seems normal. In a 1 hour period the largest offender was msm_hsic_host and sns_async_evwakelock and suspend_backoff with a total of 4 min.
It seems to drain the same whether I use the phone or not.

mumaster20 said:
If that doesn't help, i would suggest you to do a complete reflash to stock and see if it still happens on stock.
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I have tried restoring to stock. Drain still remains

Anyone have any ideas? Here is more info

I was after a red light I bought a new battery because I wanted everything back. but after replacing. the phone loses all the time very fast.i think is battery fault. I tried all the ROM and the kernel and does not help

another screenshot
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cinoxda said:
another screenshot
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Seems like the exact same issue. Have you tried using another battery? I am being sent another battery to replace the one I bought so I will try that when it arrives.

I not tried yet. I wait for the 4.4 ROM and if not help i buy new battery but from someone else
Sent from my Nexus 4 using xda app-developers app

I have a question. as you put the batteries you put blue tape too? It's a bit strange but maybe this is the reason because I threw my to the trash.it is called blue anti-electrostatic discharge tape

What blue tape? Do you are exepriencing usb connection problems too? I have all those symptoms after I've replaced my battery, and also the usb stopped working
Sent from my Nexus 4 using Tapatalk

w.etradesupply.com/blog/how-to-replace-nexus-4-battery/
Step number 5 blue tape

Sent from my Nexus 4 using xda app-developers app

Well, I didn't replace mine.. Could it be the culprit? Where can we buy that tape?

I doubt the tape is the issue.
Have any of you tried using another new battery?

Related

Battery issues

Hi guys. Need some help. Very happy with my nexus 4 but, and its a big but, i am having some serious issues with the battery. I am struggling to even get 2 hrs of screen time on my nexus 4. The battery cant be this bad. Is there any way i can see what is exactly causing my battery drain? Sync, nfc is turned off. No widgets r running. Cant understand it. May have to rma this thing.
Help please.
Sent from my Nexus 7 using xda app-developers app
This is probably the cause of your problem.
http://forum.xda-developers.com/showthread.php?t=1999368
Sent from my Nexus 7 using xda premium
didi you root the phone? if so what rom/kernel are you using?
Sent from my Nexus 4 using xda app-developers app
KyraOfFire said:
didi you root the phone? if so what rom/kernel are you using?
Sent from my Nexus 4 using xda app-developers app
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Stock. Not done anything to it
Sent from my Nexus 7 using xda app-developers app
What kind of apps do you have?? Like apps that you think might drain some battery. Also use betterbatterystat app to monitor what's waking your device.
Sent from my Transformer Pad TF300T using xda app-developers app
moghm said:
Stock. Not done anything to it
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With stock, around 2 hours of screen on time is typical. You can prolong the battery life by disable Google Now, location service, email sync, Playstore auto update, etc. Check your battery stats (try better battery stats from the store) to see if any third-party apps drain your battery.
The better way to do it is to unlock bootloader, root your phone then flash a custom kernel. I recommend franco.Kernel. 3-4 hours of screen on time is typical with franco.
KyraOfFire said:
With stock, around 2 hours of screen on time is typical. You can prolong the battery life by disable Google Now, location service, email sync, Playstore auto update, etc. Check your battery stats (try better battery stats from the store) to see if any third-party apps drain your battery.
The better way to do it is to unlock bootloader, root your phone then flash a custom kernel. I recommend franco.Kernel. 3-4 hours of screen on time is typical with franco.
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Might as well flash a custom ROM with it if you're going to use a custom kernel IMO. When a new OTA, OP will have problems updating to it because he is using stock + custom kernel + custom recovery.
Here is how to fix your battery problem.
1. Turn off location access in Google Maps settings.
2. Wait about a week for the battery to go through its charge cycle 6-10 times. Let it get as low as possible without the battery dying (this is really bad) and be sure to let the battery sit at 100% for atleast a half hour or so when fully charged.
Each day you will see your battery life increase and when done, you should be getting around 5 hours screen on time.
Well dramatic change in battery life as displayed below. Now after having a read in several topics it seems like a fix is to have the wifi on. How strange as this goes against the ethos of all previous smartphones i have owned i.e. wifi on drains battery. I have uninstalled a few apps and also switched of location access, so to be sure that the fix is wifi related i will switch wifi off the next time i do a full charge and see how that behaves. By the way android os is way down in battery consumption now.
Sent from my Nexus 4 using xda app-developers app

Still having issues

I'm still having huge battery issues no matter the ROM and kernel I use...
I have tried looking at battery apps that determine what's sucking up the battery but half the time it just says screen or WiFi. So it got me thinking, is it WiFi? I leave WiFi on, which was never and issue like a month ago or ever on my previous androids...but now all the sudden it seems to be the cause? I woke up to find my phone at 50% from 100 within 5 hours...of no use just WiFi turned on and set to only stay on when plugged in...so I could really use some help guys...
Sent from my SPH-L720 using xda app-developers app
Rocklee99 said:
I'm still having huge battery issues no matter the ROM and kernel I use...
I have tried looking at battery apps that determine what's sucking up the battery but half the time it just says screen or WiFi. So it got me thinking, is it WiFi? I leave WiFi on, which was never and issue like a month ago or ever on my previous androids...but now all the sudden it seems to be the cause? I woke up to find my phone at 50% from 100 within 5 hours...of no use just WiFi turned on and set to only stay on when plugged in...so I could really use some help guys...
Sent from my SPH-L720 using xda app-developers app
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Simple solution - turn Wi-Fi off and see if it fixes the battery issue. Possible it is but to draw 50% that quick you'd have to be far away from the Wireless AP. In most cases that's very unlikely.
Rocklee99 said:
I'm still having huge battery issues no matter the ROM and kernel I use...
I have tried looking at battery apps that determine what's sucking up the battery but half the time it just says screen or WiFi. So it got me thinking, is it WiFi? I leave WiFi on, which was never and issue like a month ago or ever on my previous androids...but now all the sudden it seems to be the cause? I woke up to find my phone at 50% from 100 within 5 hours...of no use just WiFi turned on and set to only stay on when plugged in...so I could really use some help guys...
Sent from my SPH-L720 using xda app-developers app
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Yu should try sacs custom rom look at my battery life
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Fatboisolo said:
Yu should try sacs custom rom look at my battery life
Sent from my SPH-L720 using xda app-developers app
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ya look at that.....but when you have small charges in between that dosent fully charge you.... you can make it run for ever...... the timer dosent reset untill you hit full charge. i agree with garwynn but ide also check your battery for swelling. ive had my wifi on all day (didnt realize it) and ive not had but mabey a 15% drain from it (5h28m to be exact).
xxaddictedxx said:
ya look at that.....but when you have small charges in between that dosent fully charge you.... you can make it run for ever...... the timer dosent reset untill you hit full charge. i agree with garwynn but ide also check your battery for swelling. ive had my wifi on all day (didnt realize it) and ive not had but mabey a 15% drain from it (5h28m to be exact).
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Yur ryte bout dat but dis actually pik with the 11hrs dats on v7 with out any small chargers in between. Not trying to fake anything or what not but sacs rom is the only rom i used with greenify that actually helps with battery life
Sent from my SPH-L720 using xda app-developers app

Nexus 7 power spikes.

I'm not sure what's happening. My Nexus 7 remains idle most of the time, yet I get pretty bad battery drain and then when I check the battery history I see this. This happens during every battery drain.
Any ideas guys?
g.davis17 said:
I'm not sure what's happening. My Nexus 7 remains idle most of the time, yet I get pretty bad battery drain and then when I check the battery history I see this. This happens during every battery drain.
Any ideas guys?
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Wow, have never seen that on any device! Install Gsam or better battery stats if you are rooted to see what's going on. My best guess, it's a hardware issue.
Sent from my 2nd gen Nexus 7
Woah... Is your tablet trying to go Super Saiyan?....
Also I'm completely stock and have never rooted it and the Android system usage was close to 70% of the battery usage.
Sent from my SCH-I545 using XDA Premium 4 mobile app
Looks exactly like mine !
g.davis17 said:
Also I'm completely stock and have never rooted it and the Android system usage was close to 70% of the battery usage.
Sent from my SCH-I545 using XDA Premium 4 mobile app
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Have you already tried reformatting? Kind of a pain, but that's the only thing I can think of.
Try contacting Google or the seller they might give you a replacement.
Sent from my SGH-I337M using XDA Premium 4 mobile app
That happened to me once or twice. These spikes are only visible on the battery graph in settings app. I use an alternative battery monitor app from Google play and it does not show any spikes. Also battery life seems pretty in line with what other people report. I simply ignore them since they do not seem to affect battery life.
Could it be caused by the wireless charging functionality being triggered by other electronic devices in house?
I saw the same problem in the G+ community there, but it's Gelexy Nexus which updated to Android 4.3 recently
https://lh4.googleusercontent.com/StjSPYyRwtNHMBDli224-BiHIgMBpJ53YOMAKLIutHw=w498-h885-no
bandit_knight said:
That happened to me once or twice. These spikes are only visible on the battery graph in settings app. I use an alternative battery monitor app from Google play and it does not show any spikes. Also battery life seems pretty in line with what other people report. I simply ignore them since they do not seem to affect battery life.
Could it be caused by the wireless charging functionality being triggered by other electronic devices in house?
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Yes, but the screen shot shows 2 days of battery , and he don't use the tablet
If I have a Light use I have battery to 4 Or 5 days...
I advise you to factory reset with the battery charged
Sent from my Nexus 7 using Tapatalk 4
I'll try doing a factory reset I suppose and see if that cures this. I'll keep everyone updated.
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g.davis17 said:
I'll try doing a factory reset I suppose and see if that cures this. I'll keep everyone updated.
Sent from my SCH-I545 using XDA Premium 4 mobile app
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ppdebie said:
Seems more likely to me then the battery actually spiking it's voltage. That'd be potentially more serious...
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Hey everyone,
My Nexus 7 (2013) is having the same problem with battery graph. There are about 2-3 spikes to 100% in every discharge cycle.
I noticed this problem has been reported in different cycles, but no one seems to be able to give a definite answer of what the source of this problem is.
BTW, after a reset to factory settings, the problem still persists.
ANY idea why this is happening???
g.davis17 said:
I'm not sure what's happening. My Nexus 7 remains idle most of the time, yet I get pretty bad battery drain and then when I check the battery history I see this. This happens during every battery drain.
Any ideas guys?
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SEARCH 1st b4 posting!!!
http://forum.xda-developers.com/showthread.php?t=2381550
henklbr said:
SEARCH 1st b4 posting!!!
http://forum.xda-developers.com/showthread.php?t=2381550
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You just keep referring to that forum without actually answering my question, even on that forum

How do I finally fix this instant battery drain problem?

i hope some of you have experienced this. i'm on carbon rom right now. sometimes when i'm in the middle of an app, it's just turn off and when i plug it in and turn it on the battery is at 0%. i've done a factory reset.
I have never had that happen before. Does your battery meter move? Like does it say sit at 50% for ages then all of a sudden your phone turns off.
Sent from my Nexus 4 using Tapatalk
no, but it does happen around 50% from my experience.
rty1138 said:
i hope some of you have experienced this. i'm on carbon rom right now. sometimes when i'm in the middle of an app, it's just turn off and when i plug it in and turn it on the battery is at 0%. i've done a factory reset.
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Click to collapse
Try out another ROM to see whether the battery drain still happens. If no, then it's the ROM's kernel.
Yeah I would try another rom or hell even stock. Maybe your battery is defective if a new rom doesn't help
Sent from my Nexus 4 using Tapatalk
How do you charge your phone? Using the stock wall charger?
usb from laptop
This used to happen to a friend of mine when the service centre guys open the phone they discovered that the battery was leaking so they had to change the battery the problem finally went away
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arpitnathany said:
This used to happen to a friend of mine when the service centre guys open the phone they discovered that the battery was leaking so they had to change the battery the problem finally went away
Sent from my Nexus 4 using XDA Premium 4 mobile app
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bought a battery. worth a try i guess.

[Q] Nexus10 battery life with KitKat4.4

My N10 has this 1 issues where the device keeps awake when the screen is on.
Is this normal ?
Can anyone help me
The device is stock unrooted.
ahodil55 said:
My N10 has this 1 issues where the device keeps awake when the screen is on.
Is this normal ?
Can anyone help me
The device is stock unrooted.
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Did you mean when the screen is off? Because obviously it status awake while the screen is on. But there may be an app keeping it awake. Make sure all your apps are trusted
Sent from my Nexus 5 using xda app-developers app
when the screen is on. ive never experienced this when its on Jellybean 4.3
and all the apps ive downloaded are from Google Play Store of course.
anyone ???
ahodil55 said:
anyone ???
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I'd go for a wakelock detecting app like "better battery stats" or "wakelock detector" to see which app could be the culprit. "Greenify" could then be used to block that app from keeping your tablet awake.
I personally do have no issues with standby whatsoever. I'd say I lose about 3-4% of battery during the day on 4.4. (WLAN and sync on all day, but I'm taking it to work where I have no WLAN I could use). I guess I had the same mimimum drain on 4.3. So standby couldn't be better on N10 in my opinion.
I only had one issue so far, where at about 25% of battery left it suddenly began to drain like 10-15% an hour, thus leading to my N10 shutting off after about 2 hours. No idea what caused that drain in standby.
I second that, get better battery stats or something similar to see what's keeping it awake.
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AFAIK, BBS needs root in order to use em. And i cant root the N10 as it belongs to my mother
You don't need root for bbs
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Same here...very bad battery after moving to kitkat..
This is what I get...which is atleast 50% worse off
Update :- the charging time seems to have gone up significantly for both USB and power socket.
Sent from my Nexus 10 using xda app-developers app
meletios said:
Same here...very bad battery after moving to kitkat..
This is what I get...which is atleast 50% worse off
Sent from my Nexus 10 using xda app-developers app
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mhm ... will not install 4.4 if the battery life is that terrible. Did you guys control the typical Google apps, which usually like to eat a lot of battery?
I have this since 4.4.2 on my Nexus 10 and 7v2. Not on the 5. My N10 uses almost every juice for Android OS. Before it used 5% for 1-2 days for standby. Now 3 hours. See screenshot. Is this normal?
And it wasn't awake. See other screenshot.

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