In vehicles without codes REAR SEAT ENTERTAINMENT (854/447/864) and 903 REAR COMFORT SEAT HEATING (903) or...

Bulletin number

LI91.30-P-079285

Component

Structure: body

Summary

Complaint In vehicles without codes REAR SEAT ENTERTAINMENT (854/447/864) and 903 REAR COMFORT SEAT HEATING (903) or REAR COMFORT PACKAGE (P08), the rear seat heating cannot be activated via voice control. However, the voice control erroneously provides feedback that the seat heating has been activated. Cause A26/17 - MBUX multimedia system (Head unit) software Remedy Software E604 (FUP6) corrects the erroneous feedback from the head unit regarding the activation of the seat heating. Important note: The feature "Activation of seat heating via voice control" is only available in vehicles with codes REAR SEAT ENTERTAINMENT (854/447/864) and 903 REAR COMFORT SEAT HEATING (903) or REAR COMFORT PACKAGE (P08) Availability: Software FUP6 is planned to be released in Q3 2026. Note: Please do not replace any parts for this concern.

Owners of these vehicles have filed 17 complaints in the body category.