2021 Audi A5 Problems

Good Record

The 2021 Audi A5 has only 7 NHTSA complaints and 5 recalls, but the low data volume limits confidence in its reliability. Based on 7 real NHTSA owner complaints, with Uncategorized Issues the most reported area.

20209 years2022

Before you buy

This 2021 Audi A5 has 7 NHTSA complaints — top issue: Uncategorized Issues.

A model-year pattern isn't the car in front of you. Check this exact VIN for accidents, open recalls, odometer rollback, and salvage titles.

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7
Complaints
Crashes
Fires
Injuries
Fatalities
5
Recalls

2021 Audi A5 Fuel Economy

✓ EPA Official Data

EPA-rated fuel economy across 4 2021 Audi A5 trim configurations. The median figure is shown; range reflects all available trims.

24
MPG City
2325 range
31
MPG Hwy
3134 range
27
MPG Combined
2628 range
331
g CO₂/mile
Premium Gasoline
⚠️Costs $3,250 more than avg vehicle over 5 years

Source: EPA FuelEconomy.gov. Figures reflect EPA lab testing; real-world results vary by driving style, load, and conditions. 4 trims analysed.

2021 Audi A5 Safety Ratings

NHTSA 5-Star Program

Official crash test results from the NHTSA 5-Star Safety Ratings program. Stars reflect government-conducted tests; higher is safer.

Overall

Not Rated

Frontal Crash

Not Rated

Side Crash

Not Rated

Rollover

Not Rated
Stability Control: StandardForward Collision Warning: StandardLane Departure Warning: Standard

Source: NHTSA 5-Star Safety Ratings. Ratings are based on government crash tests and may not reflect all trim levels.

Quick Answer

AUDI A5 2021 has 7 NHTSA complaints and 5 recalls, with top issues in Uncategorized and Electrical categories. No crash complaints were reported. Source: NHTSA owner complaints and recall records.

2021 Audi A5 — key reliability facts
Make
Audi
Model
A5
Model year
2021
NHTSA owner complaints
7
Crash-related complaints
0
Safety recall campaigns
5
Top reported component
Uncategorized Issues
Reliability signal
Good Record
EPA MPG combined
27
EPA MPG city / highway
24 / 31
Fuel type
Premium Gasoline
Electronic stability control
Standard

Common problems

Most common 2021 Audi A5 problems

Top owner-reported complaint areas and where they often appear.

#1
2
complaints

Uncategorized Issues

#2
2
complaints

Electrical Faults

#3
1
complaints

Transmission / Drivetrain

Complaint patterns center on Uncategorized Issues, Electrical Faults, Transmission / Drivetrain. Use these as a pre-purchase inspection guide, then verify recall and damage history on the specific VIN.

Buyer verdict

Should you buy a used 2021 Audi A5?

The 2021 Audi A5 may be worth considering if you find a well-maintained example, but the low complaint count does not guarantee reliability. Proceed with caution and ensure all recalls are addressed.

Even a small number of complaints can indicate potential issues, and 5 recalls mean pre-purchase verification of recall completion is essential.

May Suit

This year may suit buyers who prioritize a low complaint count and are willing to perform thorough pre-purchase checks.

May Want to Avoid

Buyers seeking a proven, high-confidence reliability record may want to avoid this year due to limited data.

Pre-purchase

What to check before buying a used 2021 Audi A5

Inspection Focus

  • Check for any unresolved electrical system issues.
  • Inspect transmission and drivetrain for unusual noises or behavior.
  • Verify all 5 recalls have been performed.

Before You Close the Deal

  • Investigate any Uncategorized Issues reported by previous owners.
  • Verify all open recalls at nhtsa.gov/recalls.
  • Request service records for electrical and transmission components.
  • Have a mechanic inspect the vehicle before purchase.

Check the exact car

Shortlist with model-year data. Decide with the exact VIN.

Before buying a used 2021 Audi A5, run a VIN history report to verify accidents, title brands, odometer records, theft checks, and open recalls for the exact vehicle.

AI verdict

What the complaint data suggests

Editorial interpretation of NHTSA public complaint data. Source: nhtsa.gov. Complaints are owner-submitted and do not confirm a defect. Methodology

Based on NHTSA complaint data, the 2021 Audi A5 shows a low number of owner complaints (7 total) and 5 recalls. The top complaint categories are Uncategorized Issues and Electrical Faults, each with 2 complaints. No crash-related complaints were reported. Source: NHTSA owner complaints and recall records.

Year context: Compared to other model years, the 2021 has very few complaints, but the low sample size makes direct comparisons unreliable.

Recall context: With 5 recalls, it is critical to verify that all recall repairs have been completed before purchase.

Key Findings
  • Uncategorized Issues account for 2 of the 7 total complaints.
  • Electrical Faults also account for 2 complaints.
  • There are 5 recalls for the 2021 model year.
Top Concerns
  • Uncategorized Issues (2 complaints)
  • Electrical Faults (2 complaints)
  • Transmission / Drivetrain (1 complaint)
Data note: NHTSA complaints are consumer-submitted and do not confirm a manufacturing defect. The total of 7 complaints is a very small sample, making conclusions uncertain.

Full breakdown

All 2021 Audi A5 complaints by category

Every owner-reported complaint category filed with NHTSA for the 2021 Audi A5. Use this as a pre-purchase inspection checklist.

ComponentComplaintsCrashesFiresAvg MileageVolume
Uncategorized Issues2
Electrical Faults2
Transmission / Drivetrain1
Airbag Malfunctions1
Seat-Related Issues1
Forward Collision Avoidance: AEB1

Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.

In their words

Real owner complaints

Read what owners actually reported to NHTSA for the 2021 Audi A5. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.

Showing 7 most recent complaints

Transmission / DrivetrainJan 19, 2026

What component or system failed or malfunctioned, and is it available for inspection upon request? TRANSMISSION - GEAR SHIFT How was your safety or the safety of others put at risk? THE CAR STOPPED SHIFTING GEARS AND WE WHEN THE CAR INSTRUCTED US TO PULL OVER IMMEDIATELY IT WASN'…

Airbag MalfunctionsDec 28, 2025

The passenger side air bag indicator constantly turns off and on in my Audi no matter if there is or is not a passenger in the seat. I took my vehicle to an authorized Audi service center to have the issue checked and they determined the issue to be a failed pods mat based on the…

Uncategorized IssuesNov 19, 2025

I was driving down the interstate when my Warning Transmission Failure light came on. Then another message said you can drive with limited use if vehicle. Seconds later the Warning Transmission Failure light came on again and said drive to your nearest repair shop. Moments later …

Electrical FaultsJun 17, 2025

The contact owns a 2021 Audi A5. The contact stated while the driving 35 MPH, the instrument panel was blinking on and off several times and then went dark. A local dealer was contacted. The vehicle was taken to the dealer where it was diagnosed and determined that the instrument…

Forward Collision Avoidance: AEBFeb 10, 2024

There was no damage caused. The audi pre sense technology (automatic braking) has come close to causing several accidents by braking extremely hard when there has been no reason to brake.

Uncategorized IssuesJun 11, 2023

My vehicle was repaired pursuant to rearview/backup camera recall (22V742000). Unfortunately, the issue has again arisen and the backup camera alternates between a white screen, a black screen and a frozen screen.

Electrical FaultsNov 9, 2021

The contact owns a 2021 Audi Q5. The contact stated that while driving at 5 MPH, after shifting from reverse to drive the vehicle lost all power. The contact stated that various warning lights were illuminated during the failure. The vehicle was unable to restart. The vehicle was…

Source: NHTSA Complaints Database. Real owner reports for the 2021 Audi A5.

Safety recalls

2021 Audi A5 recalls

5 campaigns

NHTSA recall campaigns for the 2021 Audi A5. With 5 recalls, it is critical to verify that all recall repairs have been completed before purchase. Recalls are free to fix at authorized dealers, but completion status must be verified on the exact VIN.

Safety recall

SEAT BELTS:REAR/OTHER:RETRACTOR

#21V606000SEAT BELTS:REAR/OTHER:RETRACTORMay 8, 2021
Safety recall

TIRES

#22V034000TIRES26/01/2022
Safety recall

EXTERIOR LIGHTING:TAIL LIGHTS

#20V737000EXTERIOR LIGHTING:TAIL LIGHTS25/11/2020
Safety recall

SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY

#21V295000SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY26/04/2021
Safety recall

BACK OVER PREVENTION:DISPLAY FUNCTION

#22V742000BACK OVER PREVENTION:DISPLAY FUNCTIONMay 10, 2022

Across model years

Compare Audi A5 model years

Compared to other model years, the 2021 has very few complaints, but the low sample size makes direct comparisons unreliable.

Research more

Keep researching before you buy

Compare brands and categories, then check the exact car's history by VIN.

Questions

2021 Audi A5 buying FAQ

Buyer-focused answers based on real NHTSA complaint and recall data for this model year.

Is the 2021 Audi A5 reliable?

Good Record. NHTSA currently shows 7 owner complaints, 0 crash-related complaints, and 5 recall campaigns for this model year. The 2021 Audi A5 may be worth considering if you find a well-maintained example, but the low complaint count does not guarantee reliability. Proceed with caution and ensure all recalls are addressed. Treat this as a model-year signal, then verify the exact vehicle's condition and history before purchase.

What are the most common problems with the 2021 Audi A5?

#1: Uncategorized Issues (2 complaints). #2: Electrical Faults (2 complaints). #3: Transmission / Drivetrain (1 complaints)

At what mileage do problems start on the 2021 Audi A5?

Mileage data is not available or insufficient for this model year.

How safe is the 2021 Audi A5?

Complaint data is not the same as crash-test scoring, but it does highlight possible risk patterns. For the 2021 Audi A5, NHTSA complaints include 0 crash-related reports and 0 fire reports out of 7 total complaints. For controlled crash-test ratings, check nhtsa.gov/ratings.

Does the 2021 Audi A5 have any recalls?

Yes. 5 NHTSA recall campaigns affect the 2021 Audi A5. A major recall area is SEAT BELTS:REAR/OTHER:RETRACTOR. With 5 recalls, it is critical to verify that all recall repairs have been completed before purchase. Always verify open recalls by VIN because completion status varies by vehicle.

Should I buy a 2021 Audi A5?

The 2021 Audi A5 may be worth considering if you find a well-maintained example, but the low complaint count does not guarantee reliability. Proceed with caution and ensure all recalls are addressed. Even a small number of complaints can indicate potential issues, and 5 recalls mean pre-purchase verification of recall completion is essential. Pay extra attention to Uncategorized Issues during inspection. Before committing, run a VIN history report to verify accidents, title brands, odometer records, and recall completion for the exact car.

Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpector AI.

Wider context: See the full Audi A5 reliability report with year-by-year comparison.

Owner Reliability Rating

Rate the 2021 Audi A5 based on your ownership experience.

Add your rating:

Ratings are based on owner experience and are separate from NHTSA data shown above.

Before you buy

Check the exact vehicle history before you buy

Model-year complaints and recalls reveal patterns. A VIN report confirms whether the exact car has accident history, title brands, mileage issues, or open recalls.