2021 Audi Q7 Q5 Air Suspension Malfunction Warning TSB

Symptoms

Owners of 2021 Audi Q7 and Q5 vehicles equipped with adaptive suspension may observe an "Air suspension malfunction warning" displayed in the instrument cluster. This warning is typically accompanied by a specific "Symbol for air spring." This indicates a potential issue with the vehicle's air suspension system.

Fault Codes / DTCs

When the "Air suspension malfunction warning" appears, technicians will likely find Diagnostic Trouble Code (DTC) U013200 stored in the gateway control module, identified as J533 (address word 0019). This specific code signifies "adaptive suspension control unit, no communication," indicating a loss of communication with the adaptive suspension control unit.

Diagnosis / Trigger Conditions

The primary diagnostic condition for this issue, the Audi Q7 air suspension malfunction, is the presence of the "Air suspension malfunction warning" in the instrument cluster and the storage of DTC U013200 in the J533 gateway control module. This TSB, 43 20 42 2059364/2, addresses this specific communication fault. The issue is linked to the adaptive suspension system.

Repair Procedure Summary

To address the Audi Q7 air suspension malfunction and the associated DTC U013200, a software update for the suspension control module, J775 (address word 0074), is required. This update is performed using the Software Version Management (SVM) system. Technicians must follow the instructions detailed in TSB 2011732, "00 Software Version Management (SVM), operating instructions," to ensure the correct procedure is followed.

The update involves replacing the existing software with a newer version. For Audi Q5 models, old software part numbers 80A907777C (version 1251 H37) and 80A907777D (version 1214 H37) are updated to versions 1253 H37 and 1215 H37, respectively. For Audi Q7 models, old software part numbers 4M0907777B (versions 1214 H35, 1213 H34) and 4M0907777E (versions 1244 H37, 0104 H10) are updated to versions 1215 H37, 1245 H37, and 0105 H10. The SVM system input code for this update is 74A005.

Warranty Information

This service is covered under Audi's standard warranty, specifically Claim Type 110, for vehicles up to 48 months or 50,000 miles. For Certified Pre-Owned (CPO) vehicles, Claim Type G10 applies, requiring verification of ownership. If the vehicle is outside of any applicable warranty, this Technical Service Bulletin (TSB 43 20 42 2059364/2) serves as informational guidance only.

The service number for this procedure is 4316, with a damage code of 0039. Labor operations include a software update (0151 0000), which encompasses checking for DTCs, and a diagnostic time of "No allowance" for GFF. Additionally, road tests both prior to (0121 0002) and after (0121 0004) the service procedure are allocated 10 labor units each. All warranty claims must adhere to the Audi Warranty Policies and Procedures Manual.

Revision History

This Technical Service Bulletin, 43 20 42 2059364/2, was initially published on April 28, 2020, as Revision 1. It was subsequently revised on June 25, 2020, as Revision 2, to add a software table and update the service instructions. This bulletin supersedes the previous Technical Service Bulletin Group 43 number 20-35, dated April 28, 2020.

Source: NHTSA ID: 10176833