"How reliable is the 2021 Audi Q3?"

"Based on 21 NHTSA complaints, the 2021 Audi Q3 has a median complaint mileage of 0 miles. The most common issue is Fuel/Propulsion System."

"What are common problems with the 2021 Audi Q3?"

"The most frequently reported component in NHTSA complaints for the 2021 Audi Q3 is Fuel/Propulsion System, accounting for a significant portion of the 21 total complaints filed."

2021 Audi Q3: Reliability Data

Source: NHTSA — 21 complaints

Total Complaints

Fuel/Propulsion System

Top Issue

Crash Reports

What Fails?

Most reported component issues from NHTSA complaints.

Fuel/Propulsion System

Engine

Electrical System

Unknown Or Other

Seat Belts

Assist

Body

Vehicle Speed Control

Seats

Tires

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"I was driving down a one lane road in my car that is less than a month old, when all of a sudden my car aggressively veered to the right over the shoulder line, then it veered to the left over the yellow line and then the right again and it kept going over the line down a slight embankment into the ..."

"Vehicle auto start stop error code pops up on vehicle dashboard. Says âAuto start stop error please contact serviceâ also happens when car is shifted in neutral. Vehicle starting malfunction. Car would try to start but stops and shows error in the dashboard. Then press start button for vehicle t..."

"While merging onto the highway, there was a loud bang and the overhead lights as well as driver door alert on the dashboard came on. Upon checking, the front driver door had popped open on it's own. This was inspected by dealer and no issues were found however told that there is a two-step locking p..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

Where Are Complaints Coming From?

Top states by complaint count.

NJ: 5 FL: 4 MA: 3 PA: 3 CA: 2 NY: 2 NV: 1 AZ: 1

Audi Q3 — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
2015	29	51,000	Engine	0
2016	37	40,000	Electrical System	1
2018	30	33,000	Unknown Or Other	0
2020	110	1,818	Electrical System	3
2022	44	-	Electrical System	3
2024	24	-	Electrical System	1

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28