2024 Audi Q8 / SQ8 Light Control Module Software Update

Introduction to Audi Dealer Communication 94CB

Audi has released a dealer communication, identified as 94CB, concerning a software update for the Light Control Module (NVLW). This notice, dated May 02, 2024, specifically informs dealer personnel about revisions made to the work instructions for this existing campaign. The primary goal of the underlying software update is to correct an issue causing an erroneous fault message to appear in the instrument cluster.

This document serves as an update notification, advising dealerships to review the revised bulletin containing the detailed work instructions. While this communication itself does not contain the full technical bulletin, it highlights the ongoing effort to ensure optimal performance and address potential issues related to the vehicle's exterior lighting system.

Symptoms

Owners of a 2024 Audi Q8 or SQ8 might observe an "erroneous fault message" displayed in their instrument cluster. This message indicates a potential issue with the Audi Q8 light control module (NVLW), which is responsible for controlling the vehicle's exterior lighting functions. Although the exact nature of the fault message is not detailed in this specific communication, its presence suggests a software-related anomaly affecting the lighting system's status reporting.

Diagnosis and Trigger Conditions

The root cause of the erroneous fault message is identified as a software issue within the Light Control Module (NVLW). This means the problem is not typically due to a hardware failure but rather an incorrect interpretation or reporting by the software. The communication does not provide specific diagnostic steps, as its purpose is to announce a revision to existing work instructions for a known software update campaign.

Repair Procedure Summary

The resolution for the erroneous fault message involves a software update for the Light Control Module (NVLW). This update is designed to correct the underlying software anomaly that triggers the incorrect warning message. Dealerships are instructed to refer to the revised bulletin, published in ELSA and Service References in Elsa2Go, for the comprehensive and updated work instructions on how to perform this software update. The process typically involves flashing the control module with the new software version.

Important Warnings and What Owners Should Know

Audi explicitly instructs dealer personnel to thoroughly review the revised bulletin and discard any previously printed paper copies. This emphasizes the importance of using the most current work instructions to ensure the software update is performed correctly. Owners should be aware that their dealership has updated information regarding this specific software campaign.

Owner Action

If you own a 2024 Audi Q8 or SQ8 and are concerned about an erroneous fault message or the performance of your Audi Q8 light control module, it is recommended to contact your authorized Audi dealer. You can inquire about Audi Dealer Communication 94CB and the associated software update for the Light Control Module (NVLW). Your dealer can confirm if your vehicle is affected and schedule the necessary software update.

Source: NHTSA ID 11002195