How to Fix CarPlay Not Working on iPhone 15: 7 Top Ways

Encounter issues with CarPlay on your iPhone 15? Explore this detailed guide, offering step-by-step solutions and expert tips to resolve CarPlay-related problems for a seamless in-car experience.

Kathy by Kathy Updated April 28, 2024
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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.

- Question from Apple Community

Does carplay work with iPhone 15? The answer is yes! But sometimes, you may encounter issues with your iPhone 15's CarPlay connection? Numerous reports have surfaced regarding CarPlay malfunctions on the iPhone 15. To address this, we've developed a solution. This comprehensive guide will lead you through the top 7 solutions to ensure smooth CarPlay functionality on your iPhone 15, encompassing the Plus, Pro, and Pro Max models.

carplay not working iPhone 15

Why iPhone 15 not connecting to car Bluetooth?

The malfunction of CarPlay on your iPhone 15, iPhone 15 Pro Max, or iPhone 15 Pro may stem from various factors. Here are some common reasons that could be causing CarPlay issues on your iPhone 15:

❌Connectivity problems: If your iPhone fails to establish a proper connection with your car, CarPlay functionality may be affected. Possible causes of connection failure include loose or damaged cables, faulty USB ports, or Bluetooth issues. Ensure that your Bluetooth is enabled and functioning properly.

❌Compatibility issues: There could be compatibility issues between your iPhone 15 model and your car's system. Sometimes, newer iPhone versions require corresponding updates to the car's software to support all features.

❌Damaged cable: A damaged or worn-out cable could also be the culprit. CarPlay requires a Lightning cable in good condition to transfer data between your phone and car. Over time, cables can degrade due to frequent bending and usage.

❌iPhone restrictions: Restrictions or parental controls set on your iPhone might inadvertently block CarPlay. Check your settings to ensure that CarPlay is not restricted.

❌Interference from other devices: Connectivity disruptions may occur due to interference from other paired devices. Avoid having multiple phones or tablets connected simultaneously, as this can lead to connectivity drops.

❌Dust and debris in the port: Dust or debris in the Lightning port of your iPhone could hinder the connection. Cleaning the port with compressed air or a soft brush may resolve this issue.

❌Software issues: Outdated software is a frequent culprit. Just like our phones and computers, car infotainment systems require regular updates. If your iPhone is running the latest iOS version but your car's system is outdated, CarPlay may not function correctly.

How to fix carplay not working iPhone 15

Here we will offer 7 ways for you to fix the issue efficiently!

Method 1. Restart your iPhone or the car's information system

Firstly,  you can restart your iPhone and the car's information system to solve the problem.

To restart your iPhone 15: You need to press and hold the Side button along with one of the volume buttons until the power-off slider appears > Drag the slider to power off your iPhone > After 30 seconds, press and hold the Side button again to turn your iPhone back on.

Method 2. Check the carplay settings

When CarPlay ceases to function, you also need to check your iPhone's CarPlay settings. This is typically one of the simplest solutions. Here's what you should do:

Step 1. Navigate to Settings > General > CarPlay.

Step 2. Ensure that the CarPlay toggle is switched to the GREEN/ON position.

carplay settings

If the toggle is grayed out or set to OFF, CarPlay will not be able to initiate in your car. Flip the switch to establish the connection between your iPhone and the car's display.

While in the CarPlay settings section, check the list of vehicles displayed. Your car should appear if it has previously been connected. If not, you may need to go through the initial setup process again.

Additionally, inspect any messages at the top of the CarPlay settings page. Sometimes, an error message will provide insight into why CarPlay is not functioning on your iPhone 15.

Method 3. Check connections between your iPhone and the car

Even if all settings appear correct, a loose or dirty connection could disrupt CarPlay functionality. It's important to carefully inspect both the cable and the connection ports.

Firstly, ensure you're using the official Apple Lightning to USB cable that was included with your iPhone 15. These cables are specifically designed and certified for CarPlay compatibility.

If you encounter issues with CarPlay not working when your iPhone 15 is plugged in, gently wiggle the cable connected to both your iPhone and the car while attempting to launch CarPlay again.

Inspect the Lightning port on your iPhone where the cable is inserted. You can use compressed air or a soft brush to remove any dirt or lint accumulation inside. Debris can impede a secure.

Method 4. Check Restrictions on iPhone

Restrictions or parental controls set on your iPhone 15 might inadvertently hinder CarPlay access.

Just follow the steps below to address this issue:

Step 1. Navigate to Settings > Screen Time on your iPhone 15.

Step 2. Tap "Content & Privacy Restrictions" to access the controls. Scroll down and select "Allowed Apps".

allowed apps

Step 3. Ensure that Apple CarPlay is listed among the allowed apps. If not, toggle it on.

Method 5. Check your cable and port

Yet another potential cause of CarPlay malfunction on your iPhone 15 is a damaged cable or port. Over time, cables may develop bends or cracks at the connection points. Inspect the plastic casing near the plugs for any signs of damage. Additionally, check both the cable and the USB port for any internal damage.

Method 6. Reset network settings

If connectivity problems persist, resetting your iPhone's network settings could resolve issues with CarPlay on your iPhone 15. Follow these steps:

Step 1. Navigate to Settings > General > Transfer or Reset iPhone.

Step 2. Tap on Reset > Reset Network Settings.

Step 3. Your iPhone will prompt you for your passcode. Enter it, then tap Reset Network Settings again.

reset network settings

This process may take a moment to finish. Once completed, your iPhone will have cleared all stored network information. Reconnect to your home and car's Wi-Fi networks if necessary, and you may need to enter passwords again.

Method 7. Update your iOS and carplay systems

If other solutions do not resolve the issue, ensuring that both your iPhone and car have the latest software can potentially address CarPlay issues on your iPhone 15 following an update. Updates frequently contain bug fixes:

Step 1. Navigate to Settings > General > Software Update.

Step 2. Install any available iOS updates by tapping "Download and Install." The latest version aids in ensuring CarPlay compatibility.

Note: If you can't get iOS 17 successfully, find answers in this Why Can’t I Get iOS 17: Reasons and 7 Top Fixes passage. 

After updating your iPhone, check your car's infotainment system for available upgrades.

Bonus: How to back up iPhone 15 to PC

When it comes to backing up iPhone 15 to PC, the professional iPhone backup software - FoneTool will be your most ideal choice. 

yes Fast backup speed allows you to back up your iPhone to PC in a very short time.
yes You can choose to fully or selectively back up iPhone as you like.
yes Various common file types can be recognized.
yes Wide compatibility supports all iPhone models and iOS versions, including the latest ones.

Step 1. Download and launch FoneTool on your Windows PC > Connect your iPhone to the computer via a USB cable.

Download Freeware Win 11/10/8.1/8/7/XP
Secure Download

Step 2. Go to Phone Backup > Choose Full Backup > Click Get Started to continue (If need, you can choose Selective Backup to back up part of your iPhone data.)

full backup

Step 3. If necessary, you can check Enable Backup Encryption option to encrypt private data such as Fitness records, Health and Keychain > Choose Backup Storage Path to change the backup location on PC > Click Start Backup.

start backup

Once the backup is completed, you can go to My Backups and click the Restore dot to restore your data.

restore backup


From this passage, you can know how to fix carplay not working iPhone 15. 7 solutions are listed here and you can solve the problem efficiently. If you need a handy tool to back up your iPhone data, you can use FoneTool to make it in a few clicks!

For people who can't complete data transfer on iPhone 15, you can also use FoneTool to transfer old iPhone data to your new iPhone.

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