iPhone 15 CarPlay Not Working

My Apple CarPlay worked great on my iPhone 14, and does not work with the new iPhone 15 USB-c. The car only has a USB port, and I’ve tried multiple USB to USB-C cables and none work. What’s going on? It’s a 2023 Mazda CX-30


[Re-Titled by Moderator]

iPhone 15, iOS 17

Posted on Sep 25, 2023 10:21 AM

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Oct 18, 2023 6:53 AM in response to Dogcow-Moof

Been working with Apple Support (senior tech) since September 18. I've sent logs 3 times.

My '22 Wrangler Rubicon's U-Connect firmware is up-to-date on the 8.4 display re: the dealer.

My 14 Pro worked flawlessly for a year. (Yes, I deleted it from the U-Connect memory before adding the 15 Pro)

I have a "burner" iPhone 8 and if I tether, I get a prompt asking if I want to set up CarPlay.

I have spent $29 on the Apple USB C to Lightning adapter & returned it. It never worked.

I have spent another $70 on various combinations of cables (USB C to USB C, USB C to USB A) Apple branded as well as aftermarket. I have had some success if I unplug and replug multiple times with the Anker USB A to C woven in a 3' length. I also had success with my GoPro's USB A to C 12". As you know, the GoPro cable is made to transfer heavy data loads. My Apple Support tech was especially interested in this and had me send a log using the GoPro cable.

The CarPlay issue has even appeared in Newsweek. I am hopeful Apple will address it in iOS 17.1.

Dec 22, 2023 4:02 PM in response to phillip5690

Phillip,

I had the same issue. I tried a new cord, adapters, updated the Sync3 in my truck (2018 F150) and had the latest phone update on my iPhone 15. In a last ditch effort, I ended up deleting an app on my phone and reinstalled it. As strange as this is going to sound, it seemed to be the Google maps app that was causing the disconnection issue. I have no idea why but suddenly be my phone and CarPlay worked and has been working flawlessly ever since. Oh BTW, it doesn’t matter what cord I use now. All seem to work. For convenience I’m using a USBa to USBc adapter with a coil cord. I’m very curious if this may work for you and others too.

Sep 28, 2023 3:37 AM in response to KCJWend

I have a 2022 Wrangler and have the same issue. Its not the cable or the port as I have tried both ports and four different cables to include the one that came with the device. One of the cables I tried was a USB 3.2 v2 10Gb cable which most certainly could handle both data and charge. Carplay worked perfectly find with a 13PM on 17.0.2. This fault lies with the phone and not with the manufacturer of the vehicle. Looking around at different forums on the web, there are lots of people with this issue.

Sep 28, 2023 3:25 PM in response to KaeBFly

Tested it out in my car (2022 Buick Enclave) and it works with no issues with the USB-C cable that came with the phone, an old Apple USB-C cable, the new 2m 240W Apple USB-C cable, and a non-Apple USB-C cable I had in the USB-C ports in my car. Also just tried it with a Belkin USB-A to USB-C cable I had on the USB-A port in my car. Also worked with no issues. Had a family member check their Nissan…everything was working for them (they also have a USB-A and USB-C port in their car and CarPlay is wired versus wireless). So at least it’s clearly not a universal issue. Although some think it can’t be a port (car) issue or a need for an update that is not true. It absolutely still could be. The port may not be rated where it can handle the power the iPhone 15 series needs. A lot of vehicles come with ports that can be underpowered (even new cars. It’s not the model year that matters but the parts they decided to use). Not saying this is absolutely the issue but to think that it automatically has to be the phone or iOS that is the problem is incorrect. This issue comes up every year that a new iPhone and new iOS is released. Never affecting everyone (which it would if the issue was solely the fault of the phones…excluding the possibility of receiving a device with a faulty port from a bad batch or something).


As far as those that say they checked and there is no update for their radio so that can’t be the problem. That’s also not definitively true. Not all manufacturers release updates in a timely manner…or at all. Doesn’t mean that is the issue with yall having CarPlay problems but it also doesn’t exclude an update needed from being the problem.



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iPhone 15 CarPlay Not Working

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