2022-2024 BMW CarPlay Connection Issues TSB SIB 65 27 23

Owners of certain 2022-2024 BMW models may experience various operational faults with their Apple CarPlay system. These issues, detailed in BMW Technical Service Bulletin SIB 65 27 23, include problems with the I-Drive Controller, intermittent connection drops, and a specific warning message displayed on the infotainment screen.

Symptoms

Customers may encounter one or more of the following issues related to Apple CarPlay® operation, indicating a potential problem with the BMW CarPlay connection failed:

• I-Drive Controller Unresponsive: No selections can be made in Apple CarPlay® using the I-Drive Controller.
• Intermittent Connectivity: Apple CarPlay® connections may intermittently be dropped and reconnected.
• Connection Failed Warning: When attempting to connect a mobile device via Apple CarPlay®, the following warning pop-up may be displayed: "CONNECT NEW DEVICE Connection failed. Please check the Bluetooth® and Wi-Fi settings on your mobile device."

Cause of the Problem

The root cause of these Apple CarPlay operational faults is identified as unfavorable software within the vehicle's Head Unit High (HU-H5). This software issue prevents the system from maintaining a stable and functional Apple CarPlay connection failed.

Repair Procedure Summary

To correct the BMW CarPlay connection failed issue, the head unit (HU-H5) needs to be reprogrammed. The procedure involves several steps:

1. Determine Current Software Level: A technician will first determine the vehicle's current I-level using either the AIR or Key Reader/AWP (Aftersales Workplace) applications.
2. Software Level Check: If the current I-level is already at ...23-07-530 or a more recent version, the vehicle should not be programmed, and standard diagnostic procedures should be followed instead.
3. Head Unit Reprogramming: If the I-level is lower than ...23-07-530, the vehicle's head unit will be programmed to I-level S18A/I020/G070-23-07-530 or higher, utilizing ISTA 4.42.3x or a newer version.
4. Programming Steps: The programming process requires connecting a BMW-approved battery charger, connecting the programming system (ISTA 4), determining the necessary measures plan, accepting and executing the measures plan, following any rework lists, and finally, performing a vehicle test to clear any fault memory.

This process ensures that all programmable control modules receive the latest software updates, resolving the underlying software issue causing the BMW CarPlay connection failed problem.

Important Warnings

• Battery Charger Requirement: Always connect a BMW-approved battery charger/power supply, as outlined in SIB 04 23 10, during programming to prevent voltage drops that could damage control modules.
• Existing Software Level: If your vehicle's I-level is already at ...23-07-530 or a more recent version, programming the head unit will not resolve the issue. Further diagnosis will be required.

Warranty Coverage

This software update, identified by Repair Code 6512580200 (Head Unit High HU-H (Nav Professional) Software error / internal device fault), is covered under the terms of the BMW New Vehicle Limited Warranty for Passenger Cars and Light Trucks or the BMW Certified Pre-Owned Program. For specific details on documenting diagnosis work time, technicians should refer to SI B01 01 20 or B01 07 20.

What Owners Should Do

If you are experiencing a BMW CarPlay connection failed or related issues as described in this bulletin, contact your authorized BMW dealership. Explain the symptoms you are observing, including any warning messages like "CONNECT NEW DEVICE Connection failed. Please check the Bluetooth® and Wi-Fi settings on your mobile device.". The dealership will be able to diagnose the vehicle's software level and perform the necessary head unit programming to resolve the issue under warranty.

NHTSA ID: 10242875