Nexus 4 loss signal at low battery - Nexus 4 Q&A, Help & Troubleshooting

Hi at all. Please help me I'm desperate.
I bought my Nexus 4 a years ago.
A month ago I noticed the problem of the red led of death and after that my battery drains very fast, but works normally (no issues of sudden drain).
Now my phone loses the signal every times the battery drains below 40% and I don't know why.
I tried to flash radio .48 from 4.2.2 factory image but it doesn't work.
I've also tried to change the preferred network from WCDMA preffered to WCDMA only, but nothing.
PLEASE HELP ME I LOVE THIS PHONE
P.S. In the last two weeks I have also changed mobile operator
P.P.S. Sorry for bad english

Nexus 4 signal lost at low battery at 40%
Hi,
Please let me know the solution as i am also having the same problem with my nexus 4. when the battery hits the 40%, signal lost problem start occuring and annoying me.
please let me know what you have done in order to troubleshoot this issue.
Thank you in anticipation.
-Babar
PietroMazz said:
Hi at all. Please help me I'm desperate.
I bought my Nexus 4 a years ago.
A month ago I noticed the problem of the red led of death and after that my battery drains very fast, but works normally (no issues of sudden drain).
Now my phone loses the signal every times the battery drains below 40% and I don't know why.
I tried to flash radio .48 from 4.2.2 factory image but it doesn't work.
I've also tried to change the preferred network from WCDMA preffered to WCDMA only, but nothing.
PLEASE HELP ME I LOVE THIS PHONE
P.S. In the last two weeks I have also changed mobile operator
P.P.S. Sorry for bad english
Click to expand...
Click to collapse

Babar Razzaq said:
Hi,
Please let me know the solution as i am also having the same problem with my nexus 4. when the battery hits the 40%, signal lost problem start occuring and annoying me.
please let me know what you have done in order to troubleshoot this issue.
Thank you in anticipation.
-Babar
Click to expand...
Click to collapse
on my case, it was the battery, since the phone was under warranty, lg fixed for free

opssemnik said:
on my case, it was the battery, since the phone was under warranty, lg fixed for free
Click to expand...
Click to collapse
well .... i also claim to fix but in my case my vendor replaced my phone. thank you opssemnik for your precious time.
Take Care
God bless you

I would change the battery... it looks like a battery issue

Related

Better radio version than 1.15?

Hi I am in fringe area reception. Find that this ROM seems to lock its AGC high eg after reasonable signal, then reduced, it seems to sometimes lose signal altogether, needing a reboot. Yesterday even in a strong signal area, and reboot a few times it took 3 reboots until the radio came 'unstuck' and started to receive again.
Question is for WM6, is there a radio rom that is more reliable than this one?
If so, url pse.
Thanks vm.
Alistair.
All U can do is to test also 1.13 version. There is also possibility of faulty GSM module.
Alistair George said:
Hi I am in fringe area reception. Find that this ROM seems to lock its AGC high eg after reasonable signal, then reduced, it seems to sometimes lose signal altogether, needing a reboot. Yesterday even in a strong signal area, and reboot a few times it took 3 reboots until the radio came 'unstuck' and started to receive again.
Question is for WM6, is there a radio rom that is more reliable than this one?
If so, url pse.
Thanks vm.
Alistair.
Click to expand...
Click to collapse
I had problems with the radio that were caused by the old battery.
replacing a new battery, fixed many of my BA's strange problems.
If your BA's battery is old, too, then give it a shot by changing it.
True True, i had some weird problems which were solved by purchasing new battery
xplode said:
True True, i had some weird problems which were solved by purchasing new battery
Click to expand...
Click to collapse
Can understand that, because the power saving mode would lock down on radio activity, however, the battery in this unit lasts at least 3 days, and the problem occurs regardless of battery level; eg it can be on the charger when it loses signal.
Why I asked is there was a thread a while back on various radio problems and I thought some indicated a different rom was the cure. Unfortunately, could not find the thread or url for the radio roms.
Cheers,
Alistair.
yep, i used to experience faulty battery stuffed up the radio big time.
Dain your battery completely.
I was having the same issues on my BA, so that when i dropped it (5" onto a desk) and cracked the digitizer, i went out and purchased an elfin.
But i couldn't abandon my BA, so i fitted a new digitizer last night, recharged the battery which was completely drained, installed a new rom "Black Diamond Manila2D", then loaded my sim card, i had signal straight away, where i was getting none at all. I would have to drive 5 K's away from where i live to be able to get the phone to "lock on" once it lost signal, so it was a bit of a shock.
Anyway give it a go and see if it works for you.
I usually get "no signal" when I restore "pim.vol" from previous rom, it resolves when I change the above file with original one.
I did try different radio versions with same result.
pls check if this is not your case as well.
I m on fido network in canada, and 1.13 work better according to my exprience.
pkcn said:
I usually get "no signal" when I restore "pim.vol" from previous rom, it resolves when I change the above file with original one.
I did try different radio versions with same result.
pls check if this is not your case as well.
I m on fido network in canada, and 1.13 work better according to my exprience.
Click to expand...
Click to collapse
Can any body help me I cant get the signal I need 800/1900 frequenc in my pda2k wtih wm6.5 please reply to [email protected]
aliraza747 said:
Can any body help me I cant get the signal I need 800/1900 frequenc in my pda2k wtih wm6.5 please reply to [email protected]
Click to expand...
Click to collapse
which radio version are you using (and also which 6.5 rom)?

HTC HD2 sudden signal problem

Hi there, i've got strange problem with my HTC HD2 last night. Before 17.01.2012 everything was working fine..
So it's the story:
AS everyday i plugged my hd2 to pc to charge up battery and i went to sleep. Next day when i woke up, i realised that my hd2 has frozen(?). I mean i needed to take off the battery and put it back to reset it what was strange bcoz it happened 1st time to me. After reset my signal started to behave strange. I hadnt signal for almost whole time [never happened before to me] or just 1 line for a while. It was very sonwy outside so i thought it's bcoz of weather. When i went to school still had signal problems [weather was ok already], tho i could make a call to a friend, but i cant send any text-message since morning. Atm i have same problem like during morning @ home [weather is still fine..]. Tried to update radio, made hardreset on my android, and finally installed back my windows mobile rom, nothing helped.
Did anyone encounter with simillar problem with hd2? If yes how did you solve it (if you managed to.)
ps.
soz for bad eng/grammar
i suppose you are running Windows on your HD2?...i have not experienced signal issues on my HD2, but i have experienced constant freezes. since you have already reflashed your HD2, i suspect the problem is more of a hardware issue. Have you tried another SIM card and see if the signal is ok?. It might be your SIM card, or the SIM connection. If that doesnt work, im afraid its the antenna that is faulty. You can replace your antenna or send it for repair in this case. Meanwhile, if you dont have a spare phone, you might want to use some wifi based call apps(skype,etc).
hope this helps and good luck mate!
-cheers
Is it anything like this thread is talking about i.e likely to be a hardware problem:
Probable Hardware Fix For HD2 Poor Signal (Confirmed):
http://forum.xda-developers.com/show....php?t=1190180
oucha said:
Is it anything like this thread is talking about i.e likely to be a hardware problem:
Probable Hardware Fix For HD2 Poor Signal (Confirmed):
http://forum.xda-developers.com/show....php?t=1190180
Click to expand...
Click to collapse
you copy&pasted the dots in the link so its a 404.
do you happen to have the real link?
i would be quite interested in it since i am facing similar problems right now

[KitKat/No Root/No Mod]Random shut down

Hey guys,
My fr has a Nexus 4 and that random reboot happened eventually in a day so i said to him that`s a battery problem and he bought new battery and replaced it, all went good but suddenly its started to reboot again and again, and since it has replaced battery i don`t really know what`s problem it should be, iv installed AOKP, CM11 but all is same then i back to stock, cuz there were no point for AOKP or CM11, he uses a Facebook and Messenger always and WiFi itself so what`s problem it should be? its never dropped or something to relate a drop prob
P.S Sometimes when it "dies" battery are on 60% or maybe on 80 but that not helps also it doesn`t need to charge on or something to bring back to life, but when u bring it it dies again soonly, in my country there is no Google customer service so he can`t replace it
TY Advanced

[Q] A very strange issue with my battery

Hi.
I have been having very strange issues with my battery, and I hope that there are some people here who know about the hardware more than I do and might be able to help me.
First of all, the battery indicator is unstable, it can show me 49% of battery and suddenly tell me there is only 10% left. I am attaching a screenshot of my battery stats where those spikes are visible.
Or worse, the battery indicator might suddenly jump to 0% and make the phone turn off, then when I turn it on it shows that it has at least 25% left.
Second problem, I very often can't charge the phone. I connect the charger, and the notification LED doesn't light yellow, instead, the whole battery menu just disappears from the settings so I can't access it... And after a few hours it might begin actually charging, then the menu is visible.
Battery temp always shows -30 degrees celsius, or some similarly impossible temperature.
After trying to switch to a different kernel (from unleashed to hells core) and to a different rom (from purity to android L and liquidsmooth) I decided this is an hardware problem and bought a new (hopefully original) battery on ebay.
I installed the new battery. Now it does work a little bit better, but still, the problems persist.
Is there anything I can do, before buying a new phone?
It doesn't have warranty anymore, it's one and a half years old.
Thanks
Definitely battery failure. Replace the battery or buy a new phone
Sent from my Nexus 4
This is most definitely due to a faulty battery, so time to get a new phone. At least Shamu's release is right around the corner.
Hi
Thanks for your help.
I did replace the battery a few days ago, and the problem still persists. Which makes me think it's something else.
romitkin said:
Hi
Thanks for your help.
I did replace the battery a few days ago, and the problem still persists. Which makes me think it's something else.
Click to expand...
Click to collapse
I'd try comletly stock rom, and see if the issue persists.
Yup, stock ROM always first step, then replace battery. If it still persists, than it is most likely some other hardware issue that might not be worth it to replace.
Sent from my Nexus 4 using XDA Free mobile app
romitkin said:
Hi
Thanks for your help.
I did replace the battery a few days ago, and the problem still persists. Which makes me think it's something else.
Click to expand...
Click to collapse
Exactly same situation with my Nexus 4. Battery being replaced and it's not better. Just ordered a Moto X 2014 and waiting for it.
I tried the stock ROM. And it didn't solve the problem. Is there anything else I can check about the hardware before replacing the whole phone?
romitkin said:
I tried the stock ROM. And it didn't solve the problem. Is there anything else I can check about the hardware before replacing the whole phone?
Click to expand...
Click to collapse
Have you just flashed a stock rom, or completley restored the phone to factory settings using google factory images?
Serris said:
Have you just flashed a stock rom, or completley restored the phone to factory settings using google factory images?
Click to expand...
Click to collapse
I used a factory image, it deleted everything including my sd-card etc
romitkin said:
I used a factory image, it deleted everything including my sd-card etc
Click to expand...
Click to collapse
Hmm unfortunately this leaves me without any ideas. May ask how old is your phone and did you drop it previously?
It's one and a half years old, and well, I did drop it a lot.However, I always used a good case (ringke fusion) and I don't recall any recent drops prior to the time the problems started.

Random power offs on the Moto g4 plus

About 2 months ago, my g4 plus started to power off on its own whenever on a battery percentage lower than 50%. This has been very bothersome to me. It powers off usually when playing a video or playing music through the speakers. Can anybody pls offer a solution?
noobplayer551 said:
About 2 months ago, my g4 plus started to power off on its own whenever on a battery percentage lower than 50%. This has been very bothersome to me. It powers off usually when playing a video or playing music through the speakers. Can anybody pls offer a solution?
Click to expand...
Click to collapse
1) Try a factory reset
2) Send the phone to a service center
noobplayer551 said:
About 2 months ago, my g4 plus started to power off on its own whenever on a battery percentage lower than 50%. This has been very bothersome to me. It powers off usually when playing a video or playing music through the speakers. Can anybody pls offer a solution?
Click to expand...
Click to collapse
rooted, unlocked bootloader?
Sent from my XT1254 using Tapatalk
Same problem here. About 2 or 3 months with this problem.
What i got?
This doesn't happen when the phone is connected to charger.
It is almost always related with speaker, (notifications, music, youtube)
Also with camera (snapchat, stock camera)
The problem happens hardly ever when you are using a ROM (7 days with RRemix, only 1 restart - instead of- 5 power offs with stock rom every day)
I dont remember if it also happened in Marshmallow BEFORE installing any nougat firmware.
I have never read or heard about this bug in an European or USA's Moto G4 or G4 plus.
Everybody with this problem has had been using turbo charger every day.
Happens with locked or unlocked bootloader
If you're not agree with something of that, tell me, so i can delete it. (with proofs of course)
Solutions
Some users reported:
Disconnecting the battery for 30 minutes solved de problem, (i will try this, you have to open the device to do it)
Other users affirmed that changing the battery will solve the problem, i will do it if the the other solution doesn't work.
Calibrating the battery didn't work for me (3 days of full charges and discharges with 6 hours of wait to charge when the battery is 0%)
I'm really decided to fix this problem, for me and for everybody, because it is very annoying
ivan290 said:
Same problem here. About 2 or 3 months with this problem.
What i got?
This doesn't happen when the phone is connected to charger.
It is almost always related with speaker, (notifications, music, youtube)
Also with camera (snapchat, stock camera)
The problem happens hardly ever when you are using a ROM (7 days with RRemix, only 1 restart - instead of- 5 power offs with stock rom every day)
I dont remember if it also happened in Marshmallow BEFORE installing any nougat firmware.
I have never read or heard about this bug in an European or USA's Moto G4 or G4 plus.
Everybody with this problem has had been using turbo charger every day.
Happens with locked or unlocked bootloader
If you're not agree with something of that, tell me, so i can delete it. (with proofs of course)
Solutions
Some users reported:
Disconnecting the battery for 30 minutes solved de problem, (i will try this, you have to open the device to do it)
Other users affirmed that changing the battery will solve the problem, i will do it if the the other solution doesn't work.
Calibrating the battery didn't work for me (3 days of full charges and discharges with 6 hours of wait to charge when the battery is 0%)
I'm really decided to fix this problem, for me and for everybody, because it is very annoying
Click to expand...
Click to collapse
This thread is one of the first I've heard of this issue. I've had my G4 for about 3 months so far and discharging works fine- regardless, this definitely reeks of a hardware problem though.
Motorola Service Centers WILL take your phone even if it's out of warranty and the battery is failing (just make sure to reflash stock ROM). Or, you can purchase a battery from WitRigs for $20 USD (several weeks shipping however) and replace it yourself.
ivan290 said:
Same problem here. About 2 or 3 months with this problem.
What i got?
This doesn't happen when the phone is connected to charger.
It is almost always related with speaker, (notifications, music, youtube)
Also with camera (snapchat, stock camera)
The problem happens hardly ever when you are using a ROM (7 days with RRemix, only 1 restart - instead of- 5 power offs with stock rom every day)
I dont remember if it also happened in Marshmallow BEFORE installing any nougat firmware.
I have never read or heard about this bug in an European or USA's Moto G4 or G4 plus.
Everybody with this problem has had been using turbo charger every day.
Happens with locked or unlocked bootloader
If you're not agree with something of that, tell me, so i can delete it. (with proofs of course)
Solutions
Some users reported:
Disconnecting the battery for 30 minutes solved de problem, (i will try this, you have to open the device to do it)
Other users affirmed that changing the battery will solve the problem, i will do it if the the other solution doesn't work.
Calibrating the battery didn't work for me (3 days of full charges and discharges with 6 hours of wait to charge when the battery is 0%)
I'm really decided to fix this problem, for me and for everybody, because it is very annoying
Click to expand...
Click to collapse
Thanks man!
Appreciate the help. But can you please disconnect your battery ASAP and share the result? Because after my phone's battery goes below 50, it is hardly usable at all, powering off at least 3 times continuously.
Yes exactly the same happens to me, also with more than 50%.
I will try that battery disconnecting and i'll report!
ivan290 said:
Yes exactly the same happens to me, also with more than 50%.
I will try that battery disconnecting and i'll report!
Click to expand...
Click to collapse
Any developments?
OK, i couldn't open my device because of a problem with the screws, so i gave up and i sent my device to a particular cell phone repair house, they replaced my battery, until now (8 hours) i can see the bug is fixed. My phone doesnt power off doing the same that before replacing the battery would had ended up in a power off... Also i noticed the bug with camera is fixed too, the problem of dark photos with flash.....
Xt1643(indian version)
I thought I am the only person having this issue. Replacing battery helped?or any other method if worked for you??
Also battery's cost?
saurabh8263 said:
Xt1643(indian version)
I thought I am the only person having this issue. Replacing battery helped?or any other method if worked for you??
Also battery's cost?
Click to expand...
Click to collapse
Please read the thread and find your answers first.
strongst said:
Please read the thread and find your answers first.
Click to expand...
Click to collapse
I did before posting. I mentioned xt1643 at first to know if any Indian guy faced this(or in future will read this) so he would let me know the price if he had his battery replaced. And also to know if changing battery solved their prob temporary at that time or permanently.
Same problem here, I decide buy a new battery. Sadly in my country I only find generic batteries . It's the only thing left for me to prove. I had been having lots of problems with that phone (ghost touch, yellow screen and now the battery).
I bought it in the US so I don't have warranty here.
No more Motorola-Lenovo for me, I'm going to change it as soon as I can.
I bought my Moto G4 Plus (XT1641 [Canada & Mexico variant]) 1 month ago. It came with Android 6.0.1, but i installed the Nougat OTA automaticly (so i did not test marshmallow). Well i get some spontaneous shutdowns too, when i was on stock rom.
This issue is similar to the one that has the Nexus 6p (zRam conflicts). What i did to stop the shutdowns is disable zRam and KSM, you can install ElementalX kernel and with a kernel managging app like EXManager (recommended) or kernel adiutor just disable the mentioned features.
If you want to remain with the stock kernel just follow these steps: https://forum.xda-developers.com/moto-g4/development/mod-disable-zram-t3435613
I recommend you to read the posted comment by EarlyMon in the page 2 of the thread, so you will know exactly what are you doing by disabling the zRam (basicly, boosting your SD617).
If this helps you, let me know.

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