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iPhone 15 Pro Carplay disconnects

my new iPhone 15 pro is constantly disconnecting on apple carplay. Tried multiple usb c leads and holders and still happens. Didn’t happen with iPhone 14 pro lightning, android auto usb c. And my wife’s iPhone 15 doesn’t disconnect. Is this an isolated iPhone 15 pro issue that needs to be replaced or is this a serious iPhone 15 pro fault?

Posted on Sep 27, 2023 6:40 AM

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Posted on Oct 7, 2023 12:36 PM

I’m having the exact issue. From day one receiving the new iPhone 15 Pro. Previously had an iPhone 13 Pro with no issues. Tried multiple USB to C adapters.. there seems to be no rhyme or reason, but consistently disconnects from CarPlay. Contacted Apple and they didn’t seem to have any real solutions. I explained that this seems to be a very troubling safety hazard, especially if I was traveling long distance using Apple Maps very discouraged. Based on my troubleshooting, I think it’s a bug that needs attention ASAP

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148 replies

Feb 29, 2024 4:48 AM in response to Hollythelab

I have a BMW 2024 and on my iPhone 13 never had any issues with CarPlay connecting or disconnecting. Was able to voice to text and use Siri all the time and it would pop right back to my music after I ended that. Now with this new iPhone it constantly disconnects my wireless connection, and when I try wired…when I push to send a voice message or voice to text it kicks the CarPlay off of everything and then I have to wait for it to reload and allow me to voice to text. Nothing starts back on its own, super annoying!

Mar 16, 2024 10:53 PM in response to Hollythelab

Solution:

Over recent weeks I have been having problems with the well documented issue of Apple CarPlay disconnecting often at the most inconvenient times.

I tried all of the online suggestions to try to fix it, clean the lightning port, new cable, restart the phone, firmware updates all up to date etc. etc. but, nothing worked.

Something I noticed however was that my phone kept repeatedly pinging like it does when the charging cable is first inserted but it was doing this after CarPlay crashed and I was getting a USB connection error message. What I also noticed was that despite my phone being plugged in for some time it wasn’t charging as it normally did was usually sitting at around 78% charge.

So, I had a good study of all my phone settings and eventually came across “Optimised Charging” under “Battery”. In a nutshell this is intended to prolong the life of the battery by learning your personal usage and charging cycles and only charging the phone to 80% until it considers you are going to be using your phone shortly and it recommences charging to 100%

Anyway, this afternoon I turned this optimisation off and CarPlay has worked faultlessly for over two hours when before it was crashing every ten minutes or so.

My question therefore is, could there be a bug in OBC introduced in a recent firmware update that causes the disconnection from CarPlay when the phone’s charge approaches 80% because it never used to happen.

Thanks.

May 9, 2024 6:37 PM in response to Hollythelab

I have the same issue with my I phone 15 pro max. I purchased two cars since I had the phone. At first thought it was the charging cords. Not! It is clearly the phone and apple should address the matter. Yes. The problem happened in both cars. I previously had 14 pro max. I had no problems. Apple please fix the issues! It is very annoying especially when your in the middle of a conversation and it goes to regular phone volume as if you had your phone to your ear and not through the car.

Oct 11, 2023 5:27 PM in response to Hollythelab

I am having the same exact issue with my 15 pro. Cars are 09 and 11 BMWs with retrofitted MMI box that supports wired and wireless CarPlay. The wireless works just fine, but I prefer wired connection. However, the wired connection will drop after roughly 15 seconds and my car's system would prompt "CarPlay Signal Lost" error to me. I also have a 11 regular, and the CarPlay works completely fine both wired and wirelessly. I've used multiple type C cables and adapters and still no luck with 15 pro wired connection.


Cables I've tried are: USB 2.0 speed data cable (off-branded), OnePlus Fast Charge 3.0 Cable, USB 3.0 to Type C 3.0 cable (off-branded), Type C to Type C 3.0 cable + Type C to USB-A adapter (off-branded), Ankers 310 Type C to USB-A cable, 4 in 1 USB, Type C, Lightning cable (Shezi on Amazon). And all no luck. Shezi cable is a Type C to Type C cable with a USB-A adapter on one end and Lightning on the other end, the 11 would work with all the adapters plugged in (Type A to Type C - Type C to Lightning), but my 15 pro would not keep consistent signal transfer on that same cable. Both phones are running iOS17.0.3.


Wireless carplay is not a permanent solution to me. I do not use wireless CarPlay has a noticeable delay with audio and controls, I also dislike the fact that connection stays on after I turn off ignition, and will not turn off until I lock my car. It's not as much of an issue for music, but phone calls are just much nicer to transfer to earpiece the moment the cable is pulled out.

Jan 9, 2024 2:15 AM in response to Hollythelab

I finally had some luck with my disconnect issues with my iPhone 15 pro max and my Sony car stereo with WebLink and apple play.


I bought a new light cord and also found out that there’s a newer WebLink app available. Once I upgrade to the new app, it seems like everything is working fine.


I’m including a link to the latest WebLink app. Hopefully it works.


https://apps.apple.com/us/app/weblink-for-jvc/id1286977993



iPhone 15 Pro Carplay disconnects

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