2024 BMW X1/X2 Apple CarPlay Connection Issues TSB

Owners of 2024 BMW X1 and X2 models may encounter various problems with their Apple CarPlay system. These issues stem from unfavorable software within the vehicle's head unit, specifically the HU-H6 module. BMW has released Service Information Bulletin SIB 65 22 24 to address these concerns by providing a software update.

This bulletin details the diagnostic and repair procedure for technicians, ensuring that the BMW X1 Apple CarPlay issues are resolved effectively. It's important to note that these specific complaints typically do not generate any fault memory entries in the vehicle's system.

Symptoms

Owners may observe the following symptoms related to their Apple CarPlay functionality:

• "The Apple CarPlay connection is sporadically terminated"
• "The connection to Apple CarPlay cannot be established"
• "Apple CarPlay cannot be activated"

These symptoms indicate a software-related problem with the head unit. No diagnostic trouble codes (DTCs) are typically stored for these particular customer complaints.

Important Warnings

BMW has provided critical instructions for technicians and owners to ensure a successful repair and prevent further issues:

• Do not program the vehicle if its current I-Level is U006-24-07-530 or a more recent version. In such cases, standard diagnosis should be continued.
• Always connect a BMW-approved battery charger/power supply (as per SI B04 23 10) to the vehicle before commencing any programming procedures. This prevents voltage drops that could damage control modules.
• If one or more control modules fail during the reprogramming procedure, technicians must follow specific procedures to claim consequential repair work.

Cause

The root cause of the Apple CarPlay connection issues in affected 2024 BMW X1 and X2 vehicles is identified as unfavorable software residing in the head unit (HU-H6). This software prevents the Apple CarPlay system from functioning correctly or consistently.

Repair Procedure Summary

The repair involves updating the software of the HU-H6 head unit. Technicians will follow a specific procedure using BMW's diagnostic and programming tools:

1. Determine I-Level: The vehicle's current I-Level (Integrated Level) is identified using either the AIR (Aftersales Information Research) application or the Key Reader/AWP (Aftersales Workplace) applications.
2. Fault Memory Check: The fault memory is read using ISTA (Integrated Service Technical Application). If relevant fault memory entries exist, standard diagnosis is performed first. If no relevant fault memory is present, the programming procedure continues.
3. Programming Decision: If the vehicle's I-Level is lower than U006-24-07-530, the head unit will be programmed to I-Level U006-24-07-530 or higher. This programming is carried out using ISTA version 4.48.2x or a newer release.
4. Programming Steps: The programming process includes connecting a battery charger and the ISTA 4 programming system to the vehicle. A measures plan is determined, accepted, and fully worked through, which involves programming and encoding the necessary control units. Technicians must also follow a rework list.
5. Post-Programming Check: After programming, a vehicle test is performed, and any remaining fault memory is deleted. The functionality of the Apple CarPlay system is then checked to ensure the BMW X1 Apple CarPlay issue is resolved.

BMW notes that ISTA will automatically reprogram and code all programmable control modules that do not have the latest software during this process.

Required Tools or Parts

To perform the software update and resolve the Apple CarPlay connection issues, technicians will utilize the following:

• A BMW-approved battery charger/power supply (refer to SI B04 23 10).
• The ISTA 4 programming system, running version 4.48.2x or higher.

Warranty Information / Labor Operations

This repair is covered under the terms of the BMW New Vehicle Limited Warranty or the BMW Certified Pre-Owned Program, provided other conditions do not apply. The specific Repair Code for this issue is 6512580200, labeled as "Headunit High HU-H Software error / internal device fault."

Various labor operations are associated with this service, including:

• 00 00 006 or 00 00 556: Carrying out vehicle test (Main work or Plusposition work).
• 61 21 528: Supporting voltage of the vehicle electrical system / recharging vehicle battery.
• 61 00 006 or 00 58 500: Carrying out vehicle diagnosis, ABL (Work time) or Diagnosis Worktime Flat Rate.
• 61 00 730: Program/encode control unit(s), including deleting the fault memory.

These codes facilitate proper claim submission for the work performed to address the BMW X1 Apple CarPlay problem.

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Source: NHTSA ID 11008121