2018 Audi Q5 electrical system problems
68 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
“My 2018 Audi Q5 experienced significant water intrusion due to a failure of the panoramic sunroof drain system. Water entered the vehicle interior and traveled down into the electrical compartment, submerging the comfort module and damaging multiple wiring harnesses. This caused the vehicle to…”
filed Jul 17, 2026
“I wrote Audi to request escalation of an unresolved issue involving my 2018 Audi Q5, related to Safety Recall 90S9 (NHTSA Campaign 21V947000) for the gateway control module. Summary of the issue: My vehicle recently experienced a complete gateway control module failure due to water intrusion. I…”
filed Jul 16, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This bulletin provides informatoinw hent here are scratches or a coating on the cover of the instrument cluster, or particles inside of the housing.
TSB_2073747_4 · Service Bulletin/Repair Instructions · issued Jul 9, 2026This bulletin provides informaitn when there is a warning messsage; "Instrument cluster: fault. Limited warning messages. Please contact workshop"; DTC B200096.
TSB_2069331_7 · Service Bulletin/Repair Instructions · issued Jun 23, 2026This bulletin provides information when there are noises from the area around the instrument cluster.
TSB_2059335_7 · Service Bulletin/Repair Instructions · issued Jun 23, 2026This bulletin provides informationwhen noises/vibration are detected from front of vehicle in dynamic mode.
TSB_2074729_3 · Service Bulletin/Repair Instructions · issued Jun 23, 2026
Electrical System problems in other Q5 years
| Year | Reports | Share |
|---|---|---|
| 2025 Q5 | 18 | 45% |
| 2024 Q5 | 2 | 11% |
| 2023 Q5 | 10 | 24% |
| 2022 Q5 | 6 | 29% |
| 2021 Q5 | 25 | 36% |
| 2020 Q5 | 6 | 27% |
| 2019 Q5 | 11 | 22% |
| 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.