2022-2023 BMW i4 iX Intermittent Sound Output TSB

BMW has released Manufacturer Communication TSB 10224211 to address an issue where the sound output in certain 2022-2023 BMW i4 and iX vehicles intermittently drops out. This technical service bulletin provides guidance to technicians on diagnosing and resolving this concern, which affects the vehicle's electrical equipment responsible for audio.

Symptoms

Owners of affected vehicles may notice that the sound output from their vehicle's audio system intermittently ceases entirely. This issue is not limited to a single source and can be reproduced with all audio sources, including radio, media playback, telephone calls, and voice output from navigation or other systems. The primary symptom is the complete, albeit temporary, loss of sound.

Diagnosis / Trigger Conditions

Technicians can reproduce the intermittent sound output issue with various audio sources, as well as during telephone conversations and when the vehicle generates voice output. The 2023 BMW i4 manufacturer_communication indicates that the problem manifests across the entire audio system, pointing to a potential underlying electrical or software issue.

Repair Procedure Summary

This 2023 BMW i4 manufacturer_communication, TSB 10224211, outlines the necessary steps for BMW technicians to diagnose and rectify the intermittent sound output problem. While the specific repair steps are detailed within the bulletin for service professionals, it typically involves a diagnostic process to identify the root cause, which may include software updates or component checks related to the vehicle's electrical and audio systems. Owners experiencing this issue should have their vehicle inspected by an authorized BMW service center.

Owner Action

If you own a 2022-2023 BMW i4 or iX and are experiencing intermittent sound output, including complete drop-outs from audio, telephone, or voice functions, it is recommended to contact your authorized BMW dealership. Inform them about the symptoms you are experiencing and mention Manufacturer Communication TSB 10224211. The dealership will be able to perform the necessary diagnostics and repairs to resolve the issue.

NHTSA ID: 10224211