2019 AUDI S5 — ENGINE
I am writing to file a formal safety defect complaint regarding the EA839 3.0T turbocharged V6 engine installed in various Audi models, including but not limited to the B9/B9.5 S4 and S5, C8 A6 and A7, and 4M/4M.5 Q7 and Q8 (model years approximately 2017 onward). This engine has a well-documented i...
2018 AUDI S5 — ENGINE
An Audi dealer has just diagnosed my 2018 S5 Cabriolet Prestige with vacuum system contamination caused by water pump failure. I had requested the diagnostic due to small coolant leaks on the engine and loss of coolant in the expansion tank. No warning lights and no overheating yet. Not yet aware of...
2018 AUDI S5 — SEAT BELTS
Component/System: Passenger Occupant Detection System (PODS) / Airbag system â Recall 74E3 / NHTSA 21V874. What Happened: The passenger airbag may switch off even when the seat is occupied due to a faulty PODS wiring connection. The warning message âPassenger Airbag Offâ appears with a chime....
2018 AUDI S5 — SEATS
Component/System: Passenger Occupant Detection System (PODS) / Airbag system â Recall 74E3 / NHTSA 21V874. What Happened: The passenger airbag may switch off even when the seat is occupied due to a faulty PODS wiring connection. The warning message âPassenger Airbag Offâ appears with a chime....
2018 AUDI S5 — AIR BAGS
Component/System: Passenger Occupant Detection System (PODS) / Airbag system â Recall 74E3 / NHTSA 21V874. What Happened: The passenger airbag may switch off even when the seat is occupied due to a faulty PODS wiring connection. The warning message âPassenger Airbag Offâ appears with a chime....
2019 AUDI S5 — ENGINE
Upon starting the vehicle while parked on 10/18/2025, dashboard displayed warning: "Turn off engine and check coolant level. See owner's manual." Visual inspection revealed coolant residue on mechanical coolant pump switching valve N649 on cylinder head bank 1, indicating water pump internal seal fa...
2023 AUDI S5 — TIRES
The front driver-side tire experienced a full tire tread separation at highway speeds. It caused minimal damage to the vehicle's rim. No crash, other damage, or injuries occurred. Tire size 255/35R19 96H XL
2025 AUDI S5 — UNKNOWN OR OTHER
Below is a detailed timeline of the problems I experienced: Intermittent starting issue Over the past few months, the car has occasionally failed to start on the first attempt. It always started on the second try, so I planned to mention it at the next service visit. Complete MMI/display blackout...
2025 AUDI S5 — WHEELS
Below is a detailed timeline of the problems I experienced: Intermittent starting issue Over the past few months, the car has occasionally failed to start on the first attempt. It always started on the second try, so I planned to mention it at the next service visit. Complete MMI/display blackout...
2025 AUDI S5 — SUSPENSION
Below is a detailed timeline of the problems I experienced: Intermittent starting issue Over the past few months, the car has occasionally failed to start on the first attempt. It always started on the second try, so I planned to mention it at the next service visit. Complete MMI/display blackout...