2020 Audi S5 problems & reliability
25 owner complaints filed with NHTSA for the 2020 Audi S5, alongside 4 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Electrical System → | 14 | 56% |
| Unknown OR Other | 12 | 48% |
| Back Over Prevention → | 11 | 44% |
| Forward Collision Avoidance | 6 | 24% |
| Lane Departure | 2 | 8% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
What owners report
“MMI - Multi Media Interface constantly reboots about every 90 seconds. This is a safety issue since if I am backing up and the MMI reboots I lose the backup camera and when the MMI reboots I also lose collision/parking/proximity sensors. This issue started happening with my Audi on 7/26/25 and can be reproduced every…”
Back Over Prevention · filed Aug 2, 2025
“The radio (mmi system) is rebooting while driving every 5-10 min. Dealership can't fix and is affecting safety sytems like front and rear cameras/sensors.”
Electrical System · filed Jul 30, 2025
“I am writing to report a critical and recurring safety defect concerning the Multi Media Interface (MMI) system in my Audi S5. The MMI system consistently restarts itself approximately every 90 seconds, regardless of whether the vehicle is stationary (parking) or in motion (driving). This issue presents a significant…”
Back Over Prevention · filed Jul 28, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
949 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2020 Audi S5. The 10 most recent:
This bulletin provides a statement regarding the bottleneck of supply for VW approved oil types VW 504.00 and VW 507.00.
TSB_2082846_1 · Service Bulletin/Repair Instructions · issued Jul 27, 2026
This bulletin provides information when DTC B105A1A, B103E25 is stored in 0017; fuel tank level implausible.
TSB_2081573_4 · Service Bulletin/Repair Instructions · issued Jul 13, 2026
This service information TSB provides warranty coverage information for vehicles with a broken sunroof panel.
TSB_2078648_2 · Service Bulletin/Repair Instructions · issued Jul 10, 2026
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, 2026
This bulletin provides information when there is a film/visible rings on the clear glass cover of the headlight when the dipped beam is switched on.
TSB_2073282_1 · Service Bulletin/Repair Instructions · issued Jul 9, 2026
This bulletin provides information when the pop-up for massage functions does not appear.
TSB_2069596_3 · Service Bulletin/Repair Instructions · issued Jul 9, 2026
This bulletin provides information when DTC B105A1A, B103E25 is stored in 0017; fuel tank level implausible.
TSB_2081573_3 · Service Bulletin/Repair Instructions · issued Jul 2, 2026
This bulletin provides a deployment overview for customer service packages MLB and MQB for MIB3/connectivity box/OCU3/LSR.
TSB_2076404_8 · Service Bulletin/Repair Instructions · issued Jun 29, 2026
This bulletin provides information when there is increased oil consumption; >0.5ltr/1000 km.
TSB_2074640_3 · Service Bulletin/Repair Instructions · issued Jun 26, 2026
This 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, 2026
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2020 Audi S5 has 4 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2020 Audi S5?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.