2020 Audi Q3 used buying checklist

Test for the problems owners report most

The most reported problems of this model year, with what to look for on the test drive.

• Engine stalls while driving11 owner complaints, usually around 1,964 miles

  Start the engine cold and listen for knocking or ticking. Check for warning lights, oil leaks and a low oil level, and ask how often oil had to be topped up.

• Start-stop system problems10 owner complaints, usually around 523 miles

  Test every screen, camera, power window, lock and the key fob. With the engine running, make sure no warning lights stay on.

• Steering wheel locks up7 owner complaints, usually around 200 miles

  Turn the wheel from lock to lock while parked and on the road: it should be smooth, with no clunks, stiffness or warning lights.

Make sure these recalls were done

Recall repairs are free at any dealer of the brand. Ask the seller for proof, or have a dealer check the VIN.

• SteeringRecall number 26V590000, Sep 11, 2026
• Service brakes, hydraulicRecall number 20V786000, Dec 16, 2020
• SeatsRecall number 20V644000, Oct 19, 2020

Repairs the maker may still cover

Warranty extensions can cover a known problem beyond the normal warranty. Check whether this car is still within the time or mileage limit.

• Diagnosed and confirmed malfunction of the vehicle’s AEB system that resulted from failure or malfunction...May 16, 2024

Service bulletins worth asking about

Repair instructions the maker sent to dealers for known problems. Ask whether any of these repairs were done.

• This bulletin proides service information when there is a prompt to take over the steering wheel (hands...Oct 20, 2026
• This bulletin provides information when the starter battery is discharged or malfunctioning.Oct 20, 2026
• This bulletin provides information to aid in diagnosing the vehicle locking system.Oct 15, 2026
• This bulletin provides information when the engine is not runing smoothly; all gas engines.Oct 15, 2026
• This bulletin provides infomraiton when the exterior lights have moisture accumulation.Oct 5, 2026
• This bulletin provides information when the rear parking sensor sometimes does not work, rear parking...Sep 18, 2026

Before you pay

• Decode the VIN and make sure it matches the title, the registration and the car itself.
• Get a vehicle history report to check for accidents, salvage or flood titles and odometer problems.
• Ask for service records, especially oil changes and any transmission fluid service.
• Start the car from cold, and drive it at city and highway speeds for at least 20 minutes.
• Have an independent mechanic inspect the car before you sign anything.