Crackle and Pop using CarPlay

I am having an issue with audio quality when using CarPlay. This issue affects playback using both iTunes and the Podcast app. Every 3 - 15 minutes the audio will skip for about half a second and very often, but not always, comes back highly distorted with crackling and popping. Very occasionally it will skip and not experience an audio drop.


The only work around I have found is to either turn off the car and restart it, or unplug the phone from the USB and re-plug it. This works until the next skip, which are occurring more frequently in recent days.


Switching to a different podcast or album results in a clean signal until another skip occurs. Switching from an affected podcast or album to a clean one, then back again, does not fix the issue. Once corrupted the audio remains corrupted until the phone is disconnected then reconnected.


I have tried the following with no success -

  • Rebooting the phone
  • Using a new lightning cable

iPhone 6s, iOS 11.3

Posted on Apr 24, 2018 10:04 AM

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Question marked as Top-ranking reply

Posted on Sep 29, 2018 8:48 AM

SOLVED!!!


Hello everyone. First of all I wanna say I’m sorry about any English mistakes. I am Brazilian so not a native speaker.


I was having the same crackling and popping problem with an iPhone X in a Mercedes Benz A200. My first guess it was a hardware issue, so I got to an authorized apple dealer and asked for warranty. They exchanged instantly for a new iPhone. The phone was working fine when I have installed as a new iPhone, but when I reseted and installed from a iCloud backup the crackling came back, what made me suspicious the problem was a software and not hardware problem. I got in touch with apple support by phone and dozens of tests were made. We got to the conclusion that the issue was some corrupted file in my backup, so I have backed up my photos, contacts and notes in iCloud once again, reseted the iPhone and installed as a new iPhone logged to my iCloud account. This way, I lost every files and settings I had but manteined the photos, notes and contact (they automatically download once you log in iCloud). I did this 3 days ago and didn’t have the problem one single time yet!!! Hope work for you guys too!!


Regards fom Brazil,


Raphael Freitas

207 replies

Jul 30, 2018 5:07 PM in response to Jamestwoduffs

Correct. If your car is fitted with one of the above models mentioned then you are most likely in the same boat as the rest of us. Your car could be a Hyundai, Honda, Ford, Toyota etc.


My car is due for a service in 1000km and I have informed them of the information I have gathered, and right now they are saying to me it could be a number of things, but a lot of you have already tried most of the things suggested such as new speakers, new charge cable, firmware upgrade and new head unit (guessing it's replaced with same model)

Aug 9, 2018 11:47 PM in response to babowa

babowa wrote:


You are giving me way too much credit. None of the users here - myself included - have any power to "ban" or "unban" anyone.


Neither can anyone other than the hosts (Apple employees) remove any posts and their email should include an explanation (at least the ones I have received all did and yes, I've had posts removed).

Well I had no such notice or warning. I tried to log into the discussion and it said I was unauthorised. Last post I saw was yours with the warning about talking about beta software and NDA, which is why I assumed it was you.


Now here's the problem for us and Apple. I will try and word it so I don't upset the powers at be.


1. We are/were all running released versions of Apple iOS with Apple Carplay

2. The problem with Carplay reportedly didn't exist until Apple released iOS 11.3 (Someone can correct me if I am wrong)

3. Several users have allegedly had their speakers, head units and firmware replaced. Some have had ground isolation units installed. All of this has made no difference to the fault.

4. Cartronics have allegedly said the problem is not with their hardware but rather with Apple's iOS. Some users can report that this appears to be the case because the problem only started for them when they did a upgrade of their phone's software.

5. Some users have allegedly reported that a future iOS version fixes this problem and some of us wanted to verify if this is the case. The only way for them to report on success or not is to download, install and then report back to the discussion group if the software update resolves the issue.

6. If the users are allegedly being banned from this group for reporting back their findings, then how are we suppose to know if the issue has been resolved?


Now a car is probably the 2nd biggest expense you will make apart from owning your own home. I would think more importance would be assigned to this problem to help resolve this issue that is happening to Apple phone users.


Fingers crossed come September, iOS 12 fixes this problem once and for all as I will also be in the market for a new iPhone.




Regards

Sep 18, 2018 5:04 AM in response to Schmidlapp84

Schmidlapp84 wrote:


Called Apple support again referencing existing cases and creating a new one. They 100% assure me they are aware and working on the issue however have no ETA. Advised that 12.0 and bet as in between haven’t resolved the issue.


Not sure there’s much else we can do but keep bugging them to fix their bugs.


You would think with a Trillion Dollar company they could quite easily isolate this in the car models mentioned. The Hyundai Tucson has been brought up at least half a dozen times in here. I shouldn't have to go to a car yard and start fiddling with another car similar to mine, afterall they have now been replaced with the 2019 models. Surely it's easier for them to get a loan car from Hyundai or even rent one with the same specs.


I have documented this to Apple

Supplied Video of the fault, in fact multiple videos of different iPhones

Have tried different USB cables

Have tried Phone reset on multiple iPhones

Have tried Software Upgrade on both iPhone and Carplay Head Unit fitted to my Hyundai Tucson

Have supplied log files of phone to Apple Engineers

Have had contact with Apple Support personnel nearly every day about the problem.


I'm not going to a Hyundai dealership and walking around asking for a 2018 Hyundai Tucson to test if that car has the same problem as well. We already know it will from the responses in here. I think I have done enough, and provided enough evidence for Apple to get off their backsides and investigate it themselves.


Right now I am pondering whether to upgrade my iPhone X to a iPhone XS Max. This problem is making me reconsider my choices, and perhaps buying a Samsung Note 9, Google Pixel 3 or a 1 Plus 6T.


Android Auto works perfectly fine. If they can get such a small program working with the fragmentation issues Apple claims they have, then why does Apple have so much trouble? I don't need silly Memoji's on my phone, but I do need Apple Carplay.

Sep 25, 2018 3:59 AM in response to SM-CO

Come on. What is the problem with Apple nowadays? I m having the same problem in Brazil with a Mercedes-Benz A200 2018. I even took my phone to an authorized apple dealer with a video of the problem. They instantly exchanged my iPhone X for a new one which was worked fine when I seted up as new iPhone, but when I restarted and chosen to install from a iCloud backup, the problem came back. It’s obviously a software problem. I know a friend who has a Jeep Compass and have no problem at all. If you reset your phone and chose to setup as a new phone, I may think it’s some kind of app doing the interference. What the problem apple?

Sep 25, 2018 4:47 AM in response to Marco Rossoni

Marco Rossoni wrote:


It's amazing that Apple can't solve a problem like that. They blame the car radio.. A problem that not even an IPhone 6 has.. I wonder if even the new Xs we have the same problem


All iPhones suffer the same problem. If yours doesn't then I suggest you have a different problem or maybe an iOS that is not affected like below 11.3


I have personally tested iPhone 5s, iPhone 6, iPhone 7, iPhone 7 Plus and iPhone X. All running iOS 11.4.1 and above. If you think you have the same issue then contact Apple Support so you can talk to someone there and help resolve it. No-one here on this forum from Apple will solve it for you as they don't respond to this thread.


Just FYI, I can tell you it will sound similar to having a bad sound driver installed in windows where the codecs don't work properly, so you get some popping, clicking etc.


This problem will persist in CarPlay, iTunes, Music, Youtube, Spotify.

Oct 2, 2018 2:26 AM in response to bjorn.b

bjorn.b wrote:


Out of interest, has anyone purchased the nw iPhone Xs or Xs Max and tried it in their vehicle which had the issue with iPhone 6 to iPhone X? Logically it would be the same but I am curious.

Not willing to spend $1800 upwards on a phone that is going to crackle and pop when I listen to music. I'm giving Apple a chance to resolve this issue first before I do anything.

Nov 7, 2018 11:22 PM in response to Red Rackham

Red Rackham wrote:


Okay, so I had the same problem with audio crackle and pop, distortion playing from my iPhone X Music app to my car audio via bluetooth.

Sorry Red but you need to read the whole thread. All the users on here are having issues with the iPhone tethered via it's cable to CarPlay. This has nothing to do with your issue but thanks anyway for your input.


The crackle or "ka-plop" noise is being transmitted through the cable to the head unit. It is very similar to the noise you would get from a badly installed audio driver in windows that is trying to play back a video with sound and is unable to decompress the sound part correctly.


A rough way to explain it would be watching your digital TV at home and you had an overcast day and you get digital dropout during the broadcast causing a clipping or kaplop noise.


Thanks anyway

Nov 24, 2018 7:02 AM in response to SM-CO

That is pretty much what I get - was using iPhone 6s now an XR with a Peugeot 2008 SUV - problem occurs when I use same phone in different Peugeot 2008 as well. Always use Apple lead - skipping occurs on ALL audio in CarPlay features - the errors don’t occur when I use Bluetooth...any solutions out there ...Apple still haven’t come up with an answer despite it being months of trying. Anyone else with is problem?

Jan 3, 2019 8:32 AM in response to SM-CO

Been dealing with this issue on my 18' Subaru Crosstrek for almost a year. iPhone 7, ios 12.1.2, Apple lightning cable, firmware Rel2.17.43.20. I get horrible crackling noises after about 10 minutes of playing from the phones music library and it only gets worse to the point where I have to unplug it in favor of Bluetooth which takes a few minutes of playback itself to clear itself of any remaining audio distortion until it's perfectly clear again. No issues at all if just using Bluetooth from the start.


Very frustrating as Sirius was not an option on the factory radios in 18 which is why I want to use CarPlay.

Jan 19, 2019 11:01 PM in response to SM-CO

Apple Support finally got back to me after a long hiatus. They asked me if I had managed to hear about or find a fix for the problem. I have installed the firmware that is going around currently on this and other forum sites and it does appear ro fix the issue for the people with Cartronics TL-01 head units.


Unfortunately Apple's communication with me was pretty poor to useless in the last 2 months, and because of this I told the person from support that my family, except 1 member, had changed over to Android. Samsung, Oppo etc gained 5 new sales from Smartphones and watches. I may go back to Apple in 12-18 months time but for now I am happy that I had music working throughout all this problem without the clip clopping noises.


Good to see a fix was eventually found for the rest of you. Kudos to those that didn't sit back and just let this blow away.


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Crackle and Pop using CarPlay

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