2023-2024 Audi A3, A4, A5, Q3, Q5 Common Issues
Audi has released an internal analysis list detailing several common issues affecting 2023-2024 Audi A3, A4, A5, Q3, and Q5 vehicles. These include diagnostic trouble codes like P045600 for gas cap leaks and P013B00 for O2 sensor malfunctions, as well as MIB3 infotainment system glitches and…
También aplica a
- Audi A3
- 2024
- Audi A4
- 2023–2024
- Audi A5
- 2024
- Audi Q3
- 2024
- Audi Q5
- 2023–2024
Audi has released an internal communication, the "Audi On-car analysis list from September, 10 2024", outlining several Audi common issues identified in various 2023-2024 models. This document serves as a guide for technicians, detailing specific symptoms, associated diagnostic trouble codes (DTCs), and initial steps for addressing these concerns. It covers issues ranging from minor component malfunctions to infotainment system glitches.
This analysis list is crucial for understanding potential problems that owners of 2023-2024 Audi A3, A4, A5, Q3, and Q5 vehicles might encounter. It provides insights into the diagnostic process and the recommended course of action for each identified problem.
Symptoms and Fault Codes
The "Audi On-car analysis list from September, 10 2024" details several distinct issues. Each problem is described with its symptoms and, where applicable, the specific diagnostic trouble code (DTC) that may be present.
Gas Cap Seal Deformed (DTC P045600)
Owners of 2023-2024 Audi A4, A5, and Q5 models may experience a check engine light related to a Gas cap seal deformed condition. The associated fault code is DTC P045600 (very small Leak) Leak Detected). If this code is present, technicians are advised to visually inspect the gas cap seal for any signs of deformation. For further guidance, a Technical Assistance Center (TAC) case should be opened with the requested information provided.
O2 Sensor Malfunction (DTC P013B00)
For 2023-2024 Audi A5 and Q5 vehicles equipped with DPAA or DPVA engines, an issue with the O2 sensor may arise, indicated by DTC P013B00 (Sensor Bank1-Sensor2 Slow Response - Lean to Rich). Before any work is performed on the vehicle, technicians must verify the presence of this specific DTC. Following verification, contact with the TAC is required for further instructions, with a potential for onsite assistance.
MIB3 Stuck on Loading User Information
Some 2024 Audi A3 and Q3 models may experience their MIB3 infotainment system getting Stuck on loading user information when booting up. The primary symptom is the screen being stuck at the `
Frequently Asked Questions
- What should I do if my 2023-2024 Audi A4, A5, or Q5 has a check engine light for DTC P045600?
- If your Audi A4, A5, or Q5 displays DTC P045600, indicating a "very small Leak" detected, you should check your gas cap seal for deformation. Contact your Audi dealer or the Audi Helpline for further assistance, as per the "Audi On-car analysis list from September, 10 2024".
- My 2024 Audi A3 or Q3 MIB3 system is stuck on "loading user information". What does this mean?
- This indicates a known issue where the MIB3 infotainment system gets stuck on the "loading user information" screen during bootup. User interaction is not possible, though the backup camera should still function. Audi advises technicians to contact TAC for possible data logger installation. You should contact your Audi dealer if you experience this specific Audi common issues symptom.
- Are there any known issues with the O2 sensor in 2023-2024 Audi A5 and Q5 models?
- Yes, the "Audi On-car analysis list from September, 10 2024" mentions an O2 Sensor issue with DTC P013B00, specifically "Sensor Bank1-Sensor2 Slow Response - Lean to Rich," affecting 2023-2024 Audi A5 and Q5 vehicles with DPAA or DPVA engines. Technicians are advised to verify the DTC and contact TAC for further instructions. Owners should seek professional diagnosis.
- What should I do if my Audi's dome or sunroof buttons are unresponsive?
- If your dome light buttons are unresponsive or come on with no input, or your sunroof buttons are unresponsive, this indicates a known issue described in the Audi analysis list. While the document refers to a worksheet for instructions, as an owner, your best course of action is to contact your Audi dealer for diagnosis and repair.
Otras revisiones de este TSB
- 2023-2026 Audi Models Fuel Cap Seal Leak TSB (P045600)P045600
- 2023-2026 Audi Fuel Tank Cap Leak & EVAP DTCs P045600 P044200P045600
- 2024-2025 Audi Fuel Cap Seal Leaking TSB 2078916/1P045600
- 2021-2024 Audi P045600 Leak Detected TSBP045600
- 2023-2024 Audi A3-Q5 Diagnostic Issues and DTCsP045600, P013B00
- 2023-2024 Audi A4/A5/Q5 Gas Cap Seal DTC P045600P045600, P013B00
- 2022-2024 Audi On-Car Analysis List: DTCs & System FaultsP045600, P013B00
- 2023-2024 Audi A4/A5/Q5/A3/Q3 Common Issues & DTCsP045600, P013B00
What Audi A5 owners report
Counted from the records in our database across 19 model years.
- 377
- Owner complaints
- 22
- Recalls
- 4,447
- Service bulletins
- 9
- Crashes reported
- 3
- Fires reported
- 6
- Injuries reported
The 2023 model year
8 complaints, the 13th most of 19 model years on file. Owners reported 0 crashes, 0 fires and 0 injuries for this year.
Complaints by model year
| 2009 | 11 | |
|---|---|---|
| 2010 | 50 | |
| 2011 | 39 | |
| 2012 | 36 | |
| 2013 | 38 | |
| 2014 | 29 | |
| 2018 | 38 | |
| 2019 | 12 | |
| 2020 | 60 | |
| 2023 | 8 |
Most-reported systems
- Air Bags — 91
- Electrical System — 82
- Engine — 68
- Steering — 27
- Back Over Prevention — 18
Recent owner reports
In mid May, 2025 I noticed at slow speed, a loud thumping noise was coming right rear of car. I brought it to the dealer on May 19, 2025. I was told to wait for analysis of the problem.
Read owner complaints →I have had multiple issues with this vehicle. After having it for a few months while on a road trip the car begin high pitched beeping and several warning lights displayed with messages stating Audi pre sense malfunction: contact customer service/ AES/AEB…
Complaints are owner reports filed with NHTSA. They are unverified, and counts depend on how many vehicles were sold, so they are not a failure rate.
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