Bluetooth Pairing Failed With Car Audio System After updating To Nougat - Lenovo P2 Questions & Answers

hi every one
after i updated my lenovoo p2a42 to Nougat i could not pair my device with audio system in my car .. bluetooth paired with my laptop successfully .
any solution for this case? pls

No problems for me. I have a Pioneer F77-DAB.
What car/stereo are you trying to pair with?

My car is Mitsubishi Pajero 2016
Sound system is RockFord Acoustic Design

Ho,me too same problem with Nissan Qashqai 2010: impossible make a pairing....
Inviato dal mio Lenovo P2a42 utilizzando Tapatalk

I cannot pairing my P2 in Nougat (S233) with the Honda HFT system on a Jazz (european name for the Fit). My previous Lumia 830 works, and an iPhone 6s too with my car.
The phone could see the car, but as soon as i click on the name of the car for pairing i hear a click on the HFT, like the negotiation for pairing is refused by the car.

Were any of you able to solve the problem? I just ordered a P2 and have a SONY MEXN5100BT.

It will work with sony mex model stereos mine is a sony mex cant remember which model but it paired straight away.

elpapyo said:
I cannot pairing my P2 in Nougat (S233) with the Honda HFT system on a Jazz (european name for the Fit). My previous Lumia 830 works, and an iPhone 6s too with my car.
The phone could see the car, but as soon as i click on the name of the car for pairing i hear a click on the HFT, like the negotiation for pairing is refused by the car.
Click to expand...
Click to collapse
For other people that may have the same car/manufacturer : after search on the web about Nougat and bluetooth, i found a post giving tricks for trying to fix bluetooth issues (as it doesnt' seems to be related to Lenovo implementation but only Nougat).
In my case, i FINALLY :fingers-crossed: succeed pairing by :
- reseting network settings on the phone (be carefull : you will loose memorized wifi settings/passwords)
- giving four zero as code for pairing.
May be only one of this trick is enough, i hadn't checked individually.

Hi, how to reset network settings on the phone???

etere said:
Hi, how to reset network settings on the phone???
Click to expand...
Click to collapse
Hi, in settings/Backup & reset/Network settings reset.

Nothing to do, same result: does not pairing

To make a new attempt I paired the device with a mazda mx5 model 2016: all right! Impeccable operation.
With my Nissan, nothing to do!

elpapyo said:
For other people that may have the same car/manufacturer : after search on the web about Nougat and bluetooth, i found a post giving tricks for trying to fix bluetooth issues (as it doesnt' seems to be related to Lenovo implementation but only Nougat).
In my case, i FINALLY :fingers-crossed: succeed pairing by :
- reseting network settings on the phone (be carefull : you will loose memorized wifi settings/passwords)
- giving four zero as code for pairing.
May be only one of this trick is enough, i hadn't checked individually.
Click to expand...
Click to collapse
Thanks a lot , the trick worked :good: , first reset networks setting then changing pairing code to 0000 and it works great .
thanks again

ZARAGHOSTA said:
Thanks a lot , the trick worked :good: , first reset networks setting then changing pairing code to 0000 and it works great .
thanks again
Click to expand...
Click to collapse
I've got the same bluetooth issues. It disconnects randomly.
I'm running stock android 7.0 Build P2a42_S251_171107_ROW security patch 1st november 2017.
I would be happy if I could get a stable bluetooth connection with my 2012 Skoda Octavia Columbus Soundsystem.
Can anyone else confirm that resetting network connections solved the issue completely?
How do I set the pairing code - in my case it is dictated by the car audio system.
Thanks,
Selter

Related

Can't connect to Ford Bluetooth handsfree device

Hello,
in a few weeks I'll get my new Ford car - equipped with the built-in bluetooth handsfree device. I tried to connect my MDA 3 to this device at several Ford dealers but didn't get any connection.
The MDA finds a "Ford Audio" but can't establish a connection.
Who has any ideas ?
Thanks in advance - Dieter
I have the same problem with a new mondeo...
Everything works with an old nokia 6630 (with a small nokia application I can browse the phonebook as well) but I'm not able to pair the bluetooth ford audio system with my HTC TyTN...
Any ideas?
try using a newer bluetooth stack.
What is a bluetooth 'stack' ?
And how do I change to a newer one?
nfumbruce said:
And how do I change to a newer one?
Click to expand...
Click to collapse
As far as I know, you'll need to update the Radio portion of your device's ROM based software (the basic software that drives the device).
The best bet in your case I believe would be to just grab a new complete update for your device by searching the wiki for downloads for your device. Download a newer official ROM, install it and try again.
You will lose all saved data on the device though so back it up>
Wiki is here http://wiki.xda-developers.com/
Did upgrading the bluetooth stack fix this connectivity issue to Ford Audio Bluetooth Handsfree devices?
Same problem. I've tried to upgrade bluetooth stack: my BA finds "Ford Audio" but doesn't connect. Please give us some help
bicasper said:
Same problem. I've tried to upgrade bluetooth stack: my BA finds "Ford Audio" but doesn't connect. Please give us some help
Click to expand...
Click to collapse
after correct pairing (code 0000), press "Phone" on the caraudio system and then "Menu". After that press left or right joypad on the caraudio to set the "Active Phone". It will search and your phone will be correctly paired.
The last paired phone will be automatically active when you turn on the caraudio system next time.
In some cases will also help to install on the device the JETware application... just try.
Problem Solved!
Thank you dark horse, followed your advice and it worked just fine. I can now connect via bluetooh in my ford.
Can't connect to new Ford Fiesta
Hello to everyone.
I just bought my new Ford Fiesta and I try to connect it with my Sony ARC S but I can't procced with the opperation. I search for new devise on sony, I find the Ford Audio and ask to connect, the Fiesta get it and provide me with the 4 digit code but, my sony doesn't open any keybord in order to write this code to connect so the after few seconds the car regect the connections.
My phone is ARC S LT18i and I had upgrade it to Android 4.0.3
Please any advice will be helpful,
Thanks in advance.
omg nice on there!!!
Thank you dark horse, i had the same problem!!
OX Mobile Spy
The best bet in your case I believe would be to just grab a new complete update for your device by searching the wiki for downloads for your device. Download a newer official ROM, install it and try again.

help with bluetooth and car kit. please!!!

hey guys after all these years I'm finally back to Android.
I have the HTC One m8 with Verizon and so far I really like it. the only problem is I can't get the Bluetooth to work with my car. Its a 11 Mazda 3, what happens is when it ask for the password for the pairing I enter it (all zeros) after I push okay the car lose the connection and the phone says paired but my car dosent ask for a devise name. I hear there's a problem with this version of Android and Bluetooth into cars. is there like an app i can download or something I can do please someone help. I don't wanna go back to my iPhone
iNFiNiTY125 said:
hey guys after all these years I'm finally back to Android.
I have the HTC One m8 with Verizon and so far I really like it. the only problem is I can't get the Bluetooth to work with my car. Its a 11 Mazda 3, what happens is when it ask for the password for the pairing I enter it (all zeros) after I push okay the car lose the connection and the phone says paired but my car dosent ask for a devise name. I hear there's a problem with this version of Android and Bluetooth into cars. is there like an app i can download or something I can do please somt wanna go back to my iPhone
Click to expand...
Click to collapse
I don't have a Mazda, but have the Verizon M8 and have no issues pairing my phone for both calls and audio, regardless of whatever ROM I've tried. Your car is three years old, so I suspect the problem is there. I would take it into Mazda and see if there is a software update for their entertainment/bluetooth. Also, if you've paired up your phone to anything else previously (headphones, speaker, etc.) you might want to delete those pairings before trying to set it up again. If none of those things work, then you might be out of luck unless you want to upgrade your car stereo. There are many instances where certain devices/cars just don't work well together, but the M8 has the latest bluetooth release available. Good luck.
Thanks for the support and for helping find the Solution!
ebb said:
I don't have a Mazda, but have the Verizon M8 and have no issues pairing my phone for both calls and audio, regardless of whatever ROM I've tried. Your car is three years old, so I suspect the problem is there. I would take it into Mazda and see if there is a software update for their entertainment/bluetooth. Also, if you've paired up your phone to anything else previously (headphones, speaker, etc.) you might want to delete those pairings before trying to set it up again. If none of those things work, then you might be out of luck unless you want to upgrade your car stereo. There are many instances where certain devices/cars just don't work well together, but the M8 has the latest bluetooth release available. Good luck.
Click to expand...
Click to collapse
Think you for your fast response, so I called up my dealership and they said they don't have any updates for my stereo.
But I did find a solution YAY!
1. keep one of the failed pairs in your phone
2. download "Bluetooth Connect and Play"
3. Here are the settings you want:
Bluetooth Receiver is [ON]
when this bluetooth device connects...
[*] Mazda
4. Click the 3 dots in the corner and click "Tweaks"
5. Heres what you want:
When trigger player
(*) Start player on basic bluetooth connect only
Seconds to wait 0
everything else unchecked
6. Make sure all other connections are deleted from your car and then set the car to pair while the code 0000 is on the screen go to your bluetooth settings and delete "Mazda" then click "Mazda" when it comes up enter 0000 and then bluetooth connect and play will come up and music will start playing
7. music will stop and it will ask you to name the device.. cool
8. enjoy wireless music

[ISSUE] Android Nougat. Bluetooth issue after updating

SOLVED. Thanks to Fir3start3r.
Change pairing code to 0000
Hello all,
I updated my Android to Nougat over the air on previously fresh installed Android Marshmallow. Everything seems ok, but now I can't pair my phone with my car over bluetooth. A few weeks ago, I tested Android N DP5, and it was the same issue. At that time, I thought that the issue was related to beta version, but now it's official.
Everything worked like charm before on Marshmallow. The error message that I get is "Can't communicate with Hands Free System". The car says "Pairing failed".
Just to clarify, the car is Mitsubishi Spacestar 2014, and before pairing, I wiped the phone from car's Hands Free System, so it's clean/new pairing.
Does anyone experiencing this? Is there any fix?
Thank you.
Antique_Angel said:
Hello all,
I updated my Android to Nougat over the air on previously fresh installed Android Marshmallow. Everything seems ok, but now I can't pair my phone with my car over bluetooth. A few weeks ago, I tested Android N DP5, and it was the same issue. At that time, I thought that the issue was related to beta version, but now it's official.
Everything worked like charm before on Marshmallow. The error message that I get is "Can't communicate with Hands Free System". The car says "Pairing failed".
Just to clarify, the car is Mitsubishi Spacestar 2014, and before pairing, I wiped the phone from car's Hands Free System, so it's clean/new pairing.
Does anyone experiencing this? Is there any fix?
Thank you.
Click to expand...
Click to collapse
I don't know about specifics in bluetooth devices such as your Mitsubishi. But I can tell you my bluetooth connects to my stereo fine in my 2012 Jeep Patriot. I haven't updated to the final release but I'm currently on preview 5. So I don't think it's an issue with bluetooth in Nougat.
I had some issues on the last preview. For me it would disconnect after being connected for maybe 5 min or so. That was with a JVC BT adapter (older aftermarket headunit) and in a Ford with sync (V1) Haven't tested on the new build though. Going back to 6.0.1 resolved all of those issues at the time. I flashed the ota last night and still need to see if it improved anything for me.
Antique_Angel said:
Hello all,
I updated my Android to Nougat over the air on previously fresh installed Android Marshmallow. Everything seems ok, but now I can't pair my phone with my car over bluetooth. A few weeks ago, I tested Android N DP5, and it was the same issue. At that time, I thought that the issue was related to beta version, but now it's official.
Everything worked like charm before on Marshmallow. The error message that I get is "Can't communicate with Hands Free System". The car says "Pairing failed".
Just to clarify, the car is Mitsubishi Spacestar 2014, and before pairing, I wiped the phone from car's Hands Free System, so it's clean/new pairing.
Does anyone experiencing this? Is there any fix?
Thank you.
Click to expand...
Click to collapse
Every time i flash my phone with a major update change or wipe it, i have to delete the current BT profile in the car, as I do not alter the name. That resolves it for me 7.0 syncs just fine on my car
Can anyone help me in getting the vendor image for official nougat build?
Thanks in advance!
I have same issue as OP with a 2nd gen Toyota Prius. Resetting the car's Bluetooth settings hasn't helped, as suggested by others in the thread.
I tried everything and I also wiped my phone. I believe that the issue is Nougat OS because it did sync before on Marshmallow.
Lavrentsii said:
I have same issue as OP with a 2nd gen Toyota Prius. Resetting the car's Bluetooth settings hasn't helped, as suggested by others in the thread.
Click to expand...
Click to collapse
OK so the car is at least 7 years old, so does the car have any profile settings, where it associates your phones BT MAC address with a name of some kind where you can see and choose them. I know some cars can do that, even some older ones. If so does it still show as I do not know if there is a difference between doing a BT reset and deleting profiles?
I can attest that 7.0 works with BT streaming, connecting, etc...
carm01 said:
OK so the car is at least 7 years old, so does the car have any profile settings, where it associates your phones BT MAC address with a name of some kind where you can see and choose them. I know some cars can do that, even some older ones. If so does it still show as I do not know if there is a difference between doing a BT reset and deleting profiles?
I can attest that 7.0 works with BT streaming, connecting, etc...
Click to expand...
Click to collapse
It allows you to delete registered phones and "Reset settings to default". I think those settings might just be Bluetooth name and PIN though, but that's what I tried
Same problem here (Mitsubishi Lancer (2016)) -> changed the bluetooth (pairing) code from the Mitsubishi media system to "0000" -> works perfect now
Lavrentsii said:
It allows you to delete registered phones and "Reset settings to default". I think those settings might just be Bluetooth name and PIN though, but that's what I tried
Click to expand...
Click to collapse
I wonder if something in the upgrade process fouled it up per chance.
What OS version did you come from and how did you arrive at 7.0?
carm01 said:
I wonder if something in the upgrade process fouled it up per chance.
What OS version did you come from and how did you arrive at 7.0?
Click to expand...
Click to collapse
6.0.1 Stock, unrooted etc, thru "Beta" enrollment to expedite OTA delivery. I unenrolled after the update installed.
I plan on resetting in the next week or so to switch to File-Based encryption. Hopefully that will fix it
Lavrentsii said:
6.0.1 Stock, unrooted etc, thru "Beta" enrollment to expedite OTA delivery. I unenrolled after the update installed.
I plan on resetting in the next week or so to switch to File-Based encryption. Hopefully that will fix it
Click to expand...
Click to collapse
I did it differently coming from rooted 6.0.1
This is what I did :
http://forum.xda-developers.com/showpost.php?p=68322783&postcount=4
Maybe that factory reset will help
I have exactly the same problem with my pajero 2014 bluetooth
With marshmallow rooted or unrooted works perfect
With n in dev. Preview or the official yesterday I got " pairing failed "
Any help will be appreciated
Fir3start3r said:
Same problem here (Mitsubishi Lancer (2016)) -> changed the bluetooth (pairing) code from the Mitsubishi media system to "0000" -> works perfect now
Click to expand...
Click to collapse
It worked! Thank you very much!
Fir3start3r said:
Same problem here (Mitsubishi Lancer (2016)) -> changed the bluetooth (pairing) code from the Mitsubishi media system to "0000" -> works perfect now
Click to expand...
Click to collapse
Wow it really works thanks alot dude you made my day
You're welcome!
Fir3start3r said:
Same problem here (Mitsubishi Lancer (2016)) -> changed the bluetooth (pairing) code from the Mitsubishi media system to "0000" -> works perfect now
Click to expand...
Click to collapse
Confirmed as well. 2015 Outlander Sport.
Thank you!
Anyone have any luck on a JVC stereo? It keeps saying wrong code. Idk how to reset it
Mine connects fine to my car stereo but with Play Music it starts playing through the speaker phone after a song completes. I have to pause and resume for it to start playing through the car stereo again. Really obnoxious. Other than that, I'm really enjoying Nougat (besides the terrible name).

Mi6 bluetooth problems

Each time I use Mi6 via bluetooth in car to answer/make calls - first call goes OK, and all others not - people I talk to don't hear me. It happena in 4 different cars so it's not car's problem. Mi5 was OK. I run 7.1.1 NMF26X global beta. miui 8 7.6.8 global beta. And can't solve it myself. Tried deleting and re-adding cars, restarted phone - nothing helped. When I switch to phone during call - it's OK. As soon as I switch back to car - same problem. No one hears me and I hear everyone.
Any1?
I'm sorry but I can't test because I don't have any Bluetooth devices.
Not using any bluetooth device either.
Hello there
I'm a new xiaomi mi6 user. I have 7.5.25 version rom installed on my phone. My phone does not see andriod wear app on my smart clock with bluetooth. Also does not share internet with hotspot. There is also a problem with the GPS, the satellites can not find it immediately. can you help me.
Thank you
ERSL said:
Hello there
I'm a new xiaomi mi6 user. I have 7.5.25 version rom installed on my phone. My phone does not see andriod wear app on my smart clock with bluetooth. Also does not share internet with hotspot. There is also a problem with the GPS, the satellites can not find it immediately. can you help me.
Thank you
Click to expand...
Click to collapse
Ok, one by one.
1. My phone does not see andriod wear app on my smart clock with bluetooth --> My watch works, did you unpair your watch with old phone first? Android wear watch can only connect to 1 phone.
2. There's personal hotspot, you can see it in the settings menu.
3. GPS needs time to find your phone, you need to have wifi (or mobile data connection to assist the phone), if it located your phone, next time GPS will work faster.
It is a different issue with me: when paired with a BT device with the "phone audio" profile enabled, despite picking up the call on via pressing the green button on the touchscreen, it still defaults to the BT device (and I have to switch audio back to "phone" before the other person cuts off after hearing nothing). This is on the global ROM 8.2.2.0...
The global ROM seems buggy as hell...
alien2k1 said:
Any1?
Click to expand...
Click to collapse
Hello Friend.
The same happens to me.
It connects to bluetooth but I have no output or audio input.
Did you get it fixed?
Thank you
Everyone.
This is not xiaomi's problem.
This problem is due to oreo's new bluetooth stack.
There is no current solution to this. I've searched far, wide and deep.
Android has a great track record in keeping the bluetooth stack broken.
If you try to search google, you will find out that not only xiaomi phones have this problem.
The only theoretical solution is to port old bluetooth blobs, and somehow make it work. But as far as i know, no one has done this before.
There is hope that android pie will fix this. But from what i read, early builds of pie still has this problem.

Bluetooth always reconnecting in car

The problem is to connect Bluetooth on a Moto Z Play Android 7.1.1 patchlevel 2/2018 (current in reteu, was same result with Android 6.0.1 12/2016) with a Volvo XC40 car.
The first pairing with Bluetooth succeeds for a second. Then, nearly immediately, both displays (car and mobile) show reconnecting for about 10 seconds. It has a connect for a fraction of a second, and then is reconnecting and so on.
Trying flight mode and then only Bluetooth enabled on the mobile did not help. IIRC it showed some message about "My Volvo Carnull not bonded" (the name of the car for Bluetooth is "My Volvo Car" and some message with typo, something like "conecnting not successful". After that I rebooted, result was the state before with reconnecting.
Did try this several times. Also did try to reduce the amount of Bluetooth access types the car tries. There are 4 connected: phone, audio, internet, contacts. Did also not help.
Has anyone an idea how to get a successful connection or what the cause of the problem is? Did search for similar problems with Bluetooth in cars, but could not find anything (except for that hint with flight mode which did not help).
What I tried by now:
- Flight mode, only Bluetooth (as already mentioned). No change
- Remove all bluetooth connections. Pair new. No change
- Delete data for sytem app "Bluetooth Freigabe". No change
All other bluetooth connections are working fine. Another Moto Z Play using Android 7.0 (01/2017) is working flawlessly with that car. Strange for me is that it didn't work on 6.0.1 in the same way it does now fail on 7.1.1, but the other Moto Z Play using 7.0 is connecting stable.
Still the question: Does anyone have an idea how to get the connection working?
Factory reset?
I see that you deleted all bt connection but do you have some apps that are using bt? Like for smartwatch, headphones...?
I have Amazfit and watch must be connected to be able to pair a new device. Drow me crazy first time when I had that problem. I thought that car audio is broken, then phone... After pairing, watch doesn't have to be connected to reconnect.
Sent from my KFSUWI using Tapatalk
Zeljko1234 said:
Factory reset?
Click to expand...
Click to collapse
I was afraid this reply could come. When doing a factory reset, I do following: Pack /data/media somewhere because Nandroid omits this. Backup all partitions using twrp. Backup all apk using adb. Export SMS. Export contacts. Screenshots of the launcher screens. All this takes about 2-3 hours. Then I struggle a week until my device behaves like before. I'd be willing to do it if I saw a reason why it could help.
Zeljko1234 said:
I see that you deleted all bt connection but do you have some apps that are using bt? Like for smartwatch, headphones...?
Click to expand...
Click to collapse
Headphone, yes, there is August EP650 configuration tool that is not necessary. Thank you for the hint, will try it. Also I read somewhere it may help to delete cache partition, that's also worth a try before doing factory reset. Maybe I'll wait for Oreo before trying factory reset, could be they fixed some bug there.
Edit: BatOn which shows Bluetooth battery for external devices could also be the culprit.
Zeljko1234 said:
I have Amazfit and watch must be connected to be able to pair a new device. Drow me crazy first time when I had that problem. I thought that car audio is broken, then phone... After pairing, watch doesn't have to be connected to reconnect.
Click to expand...
Click to collapse
That's a strange behavior indeed. Amazfit seems to do something wrong.
It doesn't get any better if you upgrade to Oreo, I've been having problems with my Moto Z play disconnecting and reconnecting to the radio in my Corolla constantly ever since I went up to nougat. To be honest I just bought a good pair of headphones and stopped using the radio. Good luck though, if someone finds something that helps let me know.
I'm using bt with car audio, headphones, smartwatch... No problems at all, except one with Amazfit. And that is related to their bt implementation, not Moto fault.
Sent from my KFSUWI using Tapatalk
Seems the last action to remove Bluetooth related apps was the right one . There were two apps installed:
1. BatOn showing the state of battery of connected Bluetooth device
2. August configuration app for August EP650 headset
Removed both as they are usually not needed and it seems to work now. Will see later if it only worked for the short test I did today (currently I try to avoid driving because of an injury) or if it keeps stable.
Good, you didn't have to factory reset after all
Sent from my XT1635-02 using Tapatalk

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