Wi-FI bug won't find home network. - Nexus 5 Q&A, Help & Troubleshooting

Hello all, it all started on 5.1.1. I flashed a new build of carbon and suddenly it was searching for WiFi constantly and not finding it at all. So I did a clean install of exodus and then cm 12.1. So I went back to stock locked my boot loader on 6.0.1. The WiFi issue still persist. Twrp 2.8.7
1 and radio/modem for mmb29k. So my question is what is going on. Any hope for me or is device done for.

It is possible that the wifi chip is defective. I would try flashing a stock LP build to rule out mm as being the cause.
I had two nexus 5 phones that also suddenly failed to connect to any networks the wifi was stuck at "turning on". I could only solve the problem by swapping in a new motherboard.

Oh that sucks. Thanks for the reply. Will try your suggestion and will look further into this issue.

Related

Another WiFi Problem Thread with a twist

Hey all,
I picked up a cracked screen Sensation for my son and discovered it also had funky wifi/BT. It was bone stock running 4.0.3.
I unlocked the boot loaded, S-OFF'd, rooted and updated firmware to 3.33.
Did my research here and determined my issue was HDW related. So I order a new digitizer and LCD flex (the later includes the wifi chip).
While I waited for my kit to arrive I flashed CM10, 8/4 build I think.
Well yesterday I did my repairs and fired up the phone only to see wifi stuck at turning on - and the phone rebooting every so often. BT, however was now working fine.
So here is the twist.
I restored my stk 4.0.3 rooted nandroid and wifi works fine!:good:
But if I do a clean install of CM10 - again wifi does not work
I have read about the issues with wifi and being S-ON, but I am S-OFF.
Any thought s on how to get CM working?
micl9 said:
Hey all,
I picked up a cracked screen Sensation for my son and discovered it also had funky wifi/BT. It was bone stock running 4.0.3.
I unlocked the boot loaded, S-OFF'd, rooted and updated firmware to 3.33.
Did my research here and determined my issue was HDW related. So I order a new digitizer and LCD flex (the later includes the wifi chip).
While I waited for my kit to arrive I flashed CM10, 8/4 build I think.
Well yesterday I did my repairs and fired up the phone only to see wifi stuck at turning on - and the phone rebooting every so often. BT, however was now working fine.
So here is the twist.
I restored my stk 4.0.3 rooted nandroid and wifi works fine!:good:
But if I do a clean install of CM10 - again wifi does not work
I have read about the issues with wifi and being S-ON, but I am S-OFF.
Any thought s on how to get CM working?
Click to expand...
Click to collapse
Sometimes ROMs have problems with wifi, I had similliar problem with another ROM.
Some users with HTC Amaze report builds prior to April 5 had Wifi problems. Did you try CM10.1/2? For me there is no problem with wifi at all, worth a shot.
Maybe try a different ROM?
I have also experienced some wi fi issues with some of the CM 10.1/10.2 ROMS. Since there is not really an "official" CM 10.1 ROM for the sensation, you sort of have to accept that there may be some bugs. I would suggest trying CM 9.1 and see if that works for you. Since you seem to be doing a complete wipe and format before the upgrades, the only other problem could possibly be some sort of hardware issue. However, I suspect that since it worked well on a previous ROM that the problem is ROM related. I would suggest you try all the various ROMs to see if the problem goes (mostly) away on one of them. I'm current running a 10.2 ROM and have noticed intermittent problems with connecting to Wi fi, but, on the most part, things work fine.
Good luck!

[Q] To all who has signal disconnection issues

Has anyone tried installing a custom rom and kernel? If so, does the issue still persist? Just trying to see if this is an issue with stock rom or kernel, or just radio.
I have cataclysm and Franco r11 and today out of nowhere I lost phone signal all day, but when I switched off wifi, it's back. not sure if I have messed something up, I'm currently searching for posts with help.

[Q] KitKat ROM WiFi reconnect issue

I have read and searched through numerous threads trying to find a remedy to my WiFi issues. While mine are similar to some, I have some uniqueness. I can flash and set up a ROM and phone successfully. After leaving WiFi range and returning I can neither connect nor access any WiFi settings. While accessing the WiFi settings the phone hangs and then settings crashes. After turning WiFi off and rebooting, everything is fine and I auto-connect to the network after boot.
I have tried a few different KK ROM's: KarbonKat, SlimROM and another whose name escapes me. All provide the same reconnect issue. I have also tried three radios, AT&T 2.20, 3.18, and VODAPHONE 5.06 with no difference in performance. I have successfully flashed Candy5 LP ROM (and all is working fine) but I love the customization of KarbonKat and would like to hang with it. Does anyone have any insight on the problem or any WiFi tweaks that I am missing that could help? I am HBOOT 2.15 and S-Off. Thanks.

(Resolved) opo hard-bricked, recovered and now has problem getting cellular signal

Hi guys,
Tried to flash OxygenOS 1.03 through twrp 2.8.7 after getting some annoying problems with OPO on the latest CM11s.
Done many flashes before so didn't really expect much problems. Then OPO couldn't boot up at all with black screen. I followed the instruction here to unbricked with factory tool to clash an old edition of ColorOS and I thought that was the end of it. Flash OxygenOS again, bricked again.
Then I recovered and flashed COS 12.1. Didn't really want to make the jump but I had too. I immediately noticed I am unable to connect to 4G. Thinking that the OS 1.03 from OP didn't contain any modem update and thus the hard brick, I flashed 1.03 again and worked. Again no 4G or any cellular connection. I went out side and finally got a very weak 4G connection (I usually have full bar around my home). Really desperate, I flashed back to official CM12s, and flashed the correct radio for it. Same thing.
It has been a week now. I could get some connection if force it to 3G but still very spotty. It is hard to use. I tried different modems, even one from ColorOS because I am in China and I got the phone in US.
Any tips on solving this?
I fixed it by reflash raido of xnph52q found here. The zip contains more than the radio firmware.
http://forum.xda-developers.com/oneplus-one/development/rom-stock-rooted-xnph52q-t3025399
I flashed it before but it didn't work. The only difference is I used TWRP 2.8.6. I remember reading somewhere online that 2.8.7 has issue with OPO.
I will changed it to resolved and save it as reference for others

Do I need to flash anything other than just the ROM?

I recently rooted and flashed Sultan's MM ROM. I began to have network issues and this morning I saw No SIM Card error. Rebooting fixes it for a while, before it returns. I also see that the signal indicator drops to no bars a lot (used to have this on Lollipop too). I tried resetting APN settings. That didn't help much.
I flashed using TWRP 3.0.1. Could that be an issue? I see many threads saying that 2.8.6 was stable.
In this thread, the person said they had flashed CM Snapshot to address a similar error. Is that something I have to do? If so where can I find it? I am on TMo USA.
Or is there another fix?
Have you flashed latest modem?
http://blazingphoenix.in/mzo/ONE/Modems/

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