What are the most common Audi Q8 problems?
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2021 Audi Q8 has 11 documented issues. The most frequently reported are: 2019-2026 Q8 Rearview-Camera Software Recall 90TV (25V900), 2019-2021 Q8 V6 Fuel-Delivery-Module Recall 20DR (22V516), 2019-2024 Q8 Starter-Alternator Service Action 27BQ - Check VIN. Of these, 2 are rated critical and should be addressed promptly.
Is the Audi Q8 reliable?
The 2021 Audi Q8 has 11 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 2 issues are rated critical: 2019-2026 Q8 Rearview-Camera Software Recall 90TV (25V900) and 2019-2021 Q8 V6 Fuel-Delivery-Module Recall 20DR (22V516). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Audi Q8 problems?
Repair costs for known Audi Q8 issues range from $150 to $3,500, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2019-2026 Audi Q8 2019-2026 Q8 Rearview-Camera Software Recall 90TV (25V900)?
Certain 2019-2026 Audi Q8 vehicles are included in NHTSA recall 25V900 / Audi 90TV because driver-assistance software can prevent the rearview-camera image from displaying. A missing rearview image reduces visibility while reversing and increases crash risk. Eligibility depends o… Severity: high.
What is the 2019-2021 Audi Q8 2019-2021 Q8 V6 Fuel-Delivery-Module Recall 20DR (22V516)?
Certain 2019-2021 Audi Q8 V6 vehicles are covered by NHTSA recall 22V516 / Audi 20DR. A component inside the fuel-delivery module can break and damage the pressure-regulator sealing membrane. The emissions-control warning usually illuminates, and rough running or a no-start can o… Severity: high.
What is the 2019-2024 Audi Q8 2019-2024 Q8 Starter-Alternator Service Action 27BQ - Check VIN?
Audi Service Action 27BQ includes certain 2019-2024 Q8 vehicles equipped with a 48V belt starter-alternator. Audi states that an affected unit can inhibit start-stop operation and increase emissions while stopped, while emissions remain within certification standards. Model year… Severity: medium.
What is the 2019-2025 Audi Q8 2019-2025 Q8 Air-Suspension J1135 Communication Fault - TSB 2059363/6?
Audi TSB 2059363/6 applies to air-suspension-equipped 2019-2025 Q8 vehicles when the instrument cluster reports an air-suspension malfunction and suspension control unit J775 stores C1260F0 for no communication or U112100 for a missing message, both with symptom code 262400. The… Severity: medium.
What is the 2019-2023 Audi Q8 8-Speed Tiptronic Harsh Shifting, Jolt and Delayed Engagement?
Owners report the ZF-based 8-speed Tiptronic automatic exhibiting harsh or jerky gear changes, a 'clunk' or 'jolt' on engagement, hesitation, and unclean shifts — most noticeable on low-speed downshifts, 1-2 upshifts, and (on RS Q8) under manual shifting above ~3,500 rpm. Causes… Repairs typically run $400-$900. Severity: medium.
What is the 2019-2023 Audi Q8 Severe Carbon Buildup on Intake Valves (3.0T)?
The Audi Q8 with the 3.0T V6 engine (2019-2023) suffers from severe carbon buildup on intake valves due to direct injection design. Similar to other Audi DI engines, fuel bypasses intake valves, leaving them exposed only to oil vapors from the PCV system which bake into hard carb… Repairs typically run $900-$1,500. Severity: medium.
What is the 2019-2023 Audi Q8 Oil Separator / PCV Valve Failure and Elevated Oil Consumption (3.0T)?
The plastic crankcase oil separator / PCV assembly on the EA839 3.0 TFSI can crack or clog with sludge, dumping oil mist into the intake tract and disturbing crankcase pressure regulation. This contributes to elevated oil consumption, rough idle, extended cranking, oil-fouled spa… Repairs typically run $500-$1,100. Severity: medium.
What is the 2019-2024 Audi Q8 2019-2024 Q8 V6 Coolant-Pump Leak Diagnosis - TSB 2070349/4?
Audi TSB 2070349/4 applies to 2019-2024 Q8 V6 TFSI vehicles with coolant loss, a coolant warning or an engine warning when the coolant pump is suspected. Audi requires precise leak confirmation: a small trace in the drip cup can be normal and dried deposits at the vacuum connecti… Severity: medium.
What is the 2019-2021 Audi Q8 2019-2021 Q8 Water Entry from Sunroof Area - TSB 2056944/10?
Audi TSB 2056944/10 applies to 2019-2021 Q8 vehicles when water drips from the headliner area. Audi requires inspection of four possible paths: a blocked, pinched or kinked drain hose or outlet; a detached or malformed roof-opening seal; incorrect glass-panel adjustment; or water… Severity: medium.
What is the 2019-2024 Audi Q8 Front Brake Rotor Corrosion and Premature Pad/Rotor Wear?
Heavy Q8 (and shared Q7 platform) vehicles with large 21-inch-plus wheels and coated rotors suffer rapid surface rust on rotors when parked or driven in wet/salted conditions. The Geomet/zinc coating wears off the friction surface, and rust forms on the rotor hat, edges, and vent… Repairs typically run $400-$1,400. Severity: low.
What is the 2019-2023 Audi Q8 MMI Infotainment and Electrical Issues?
The Q8 (2019-2023) experiences MMI infotainment system failures including touchscreen freezing, system not booting, random reboots, and backup camera failures. Similar to other modern Audis, the complex electronics suffer from software glitches and module failures. Owners also re… Repairs typically run $150-$3,500. Severity: low.
