2018 Audi Q5 electrical system problems
71 owner complaints filed with NHTSA name the electrical system on the 2018 Audi Q5 — 35% of all complaints for this model year.
What owners report
“Incident Description: While accelerating from a red light during rush hour, the vehicle suffered a sudden, catastrophic loss of steering control. The steering wheel locked completely and could not be turned. Simultaneous loud, long beeping and dashboard warnings appeared, stating: "Steering…”
filed Sep 10, 2026
“Description of Incident and Safety Defect:Failed Component & Inspection Availability: The gateway control module, located in an unsealed floor compartment under the rear seat, failed due to liquid/moisture intrusion. The damaged module and vehicle are fully available for inspection upon…”
filed Aug 28, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This bulletin provides informaitn when there is a warning messsage; "Instrument cluster: fault. Limited warning messages. Please contact workshop"; DTC B200096.
TSB_2069331_8 · Service Bulletin/Repair Instructions · issued Aug 26, 2026
Electrical System problems in other Q5 years
| Year | Reports | Share |
|---|---|---|
| 2025 Q5 | 19 | 45% |
| 2024 Q5 | 2 | 10% |
| 2023 Q5 | 10 | 23% |
| 2022 Q5 | 7 | 32% |
| 2021 Q5 | 26 | 37% |
| 2020 Q5 | 8 | 32% |
| 2019 Q5 | 12 | 23% |
| 2017 Q5 | 4 | 10% |
| 2016 Q5 | 10 | 13% |
| 2015 Q5 | 4 | 4% |
| 2014 Q5 | 9 | 9% |
| 2013 Q5 | 9 | 10% |
Other reported problem areas on the 2018 Audi Q5
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.