YearToAvoid

2018 Audi A3 Problems, Recalls & Reliability

Verdict

Caution

Complaint Index

54/100

#7 most-complained of 14 A3 years

The 2018 Audi A3 has a Complaint Index of 54 and ranks 7th worst among 14 model years, earning a Caution verdict. Airbags account for 52% of complaints, tied to a PODS sensor recall, with median failure mileage of 16,500.

Complaints
33
Recalls
2
Crashes / fires
1 / 0
Injuries / deaths
2 / 0
NHTSA overall rating
5 / 5 ★
EPA combined MPG
29
26 city / 35 hwy

Top 2018 Audi A3 problems

NHTSA owner complaints by component group. Groups with 15+ complaints have their own page.

  1. Airbags17 (52%)
  2. Fuel System5 (15%)
  3. Electrical System4 (12%)
  4. Engine4 (12%)
  5. Other4 (12%)
  6. Transmission & Powertrain4 (12%)
  7. Suspension, Wheels & Tires3 (9%)
  8. Structure & Body2 (6%)
  9. Collision Avoidance & Cameras1 (3%)
  10. Seat Belts1 (3%)

What owners report

  • Passenger-side airbags reportedly failed to deploy in a crash severe enough to total the vehicle.
  • Owners report the PODS (passenger occupant detection) system malfunctions, leaving front passenger airbags disabled and no timely repair available.
  • Some describe the car stalling or sputtering unexpectedly during low-speed driving, including while pulling into traffic, then restarting on its own.
  • Tire sidewalls reportedly blew out or separated even with correct tire pressure, in one case with a repeat failure on a second tire.
  • Transmission reportedly jerks or fails to engage gears, sometimes stalling the car mid-drive with no warning lights.
  • The low-pressure fuel pump reportedly shorted out and melted nearby plastic housing.
2018 Audi A3 complaints: complaints filed per month4Mar 2020Jul 2021Nov 2021Sep 2022Nov 2023May 2025Jun 2026
45 complaints filed with NHTSA from Mar 2020 to Jun 2026; peak Aug 2021 (4).

2018 Audi A3 recalls

2 NHTSA recall campaigns list this model year.

  1. NHTSA 24V110000Feb 14, 2024Fuel System261,257 vehicles

    Fuel system, gasoline

    Volkswagen Group of America, Inc. (Volkswagen) is recalling certain front-wheel drive 2015-2020 Audi A3 Sedan, 2015-2019 Audi A3 Cabriolet, 2019-2020 Volkswagen Jetta GLI, 2018 Golf Sportwagen GP, 2018-2019 Golf Sportwagen A7, 2015-2017 Golf Sportwagen, 2015-2020 Golf GTI, and 2015-2020 Golf A7 vehicles. Due to a problem with a suction jet pump seal inside the fuel tank, fuel may flow into the evaporative emissions (EVAP) system and possibly leak out of the charcoal canister.

    Risk: A fuel leak in the presence of an ignition source increases the risk of a fire.

    Remedy: Dealers will replace the suction pump, free of charge. Final owner notification letters for Audi owners were mailed on July 25, 2024. Final owner letters for VW owners were mailed on August 13, 2024. Owners may contact Volkswagen customer service at 1-800-893-5298 or Audi customer service at 1-800-253-2834. Volkswagen's numbers for this recall are VW: 20UF/Audi: 20YF. Vehicles that were previously recalled under 16V-647 will need to have the new remedy completed. This recall expands and replaces previous recall number 16V-647.

  2. NHTSA 21V198000Mar 22, 2021Airbags153,152 vehicles

    Air bags:sensor:occupant classification:front passenger

    Volkswagen Group of America, Inc. (Audi) is recalling certain 2015-2020 Audi S3 Sedan, A3 Sedan, 2016-2018 A3 Etron, 2017-2020 RS3 Sedan, and 2015-2019 A3 Cabriolet vehicles. The passenger occupant detection system (PODS) may malfunction and switch off the passenger air bag even when the seat is occupied.

    Risk: A deactivated passenger air bag increases the risk of injury during a crash.

    Remedy: Dealers will replace the PODS sensor mat and update the PODS control module, free of charge. Owners letters were mailed December 23, 2021. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 69BY.

2018 Audi A3 fuel economy and fuel cost

City
26 MPG
Highway
35 MPG
Combined
29 MPG
Annual fuel cost (EPA)
$2,250
15,000 mi/yr
Fuel
Regular
Current regular gas
$4.32/gal
national avg.

EPA figures; median across configurations of this model year. Estimate your own cost with the fuel cost calculator.

2018 compared with other A3 years

Complaint Index by model year (0 = fewest issues, 100 = most)0255075100’10’11’12’13’15’16’17’18’19’20’22’23’24’25
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2016Avoid10081331
2017Avoid7744229
2018Caution5433229
2019Best810327
2020Good3816327.5

All Audi A3 years: best and worst →

Frequently asked questions

Is the 2018 Audi A3 reliable?
NHTSA data shows the 2018 A3 has a Complaint Index of 54 and ranks 7th worst of 14 model years, giving it a Caution rating relative to other A3 years. Airbags are the dominant complaint area at 52% of reports.
What is the main problem with the 2018 Audi A3?
Airbags are the top problem area, making up 52% of complaints, mostly tied to the PODS passenger occupant detection recall. Median mileage at failure for this group was 16,500.
Does the 2018 Audi A3 have any recalls?
Yes, NHTSA lists 2 recalls for the 2018 A3: one for the fuel system (suction pump replacement) and one for airbags (PODS sensor mat and control module update).
How does the 2018 A3 compare to other A3 years?
The 2018 A3 (Complaint Index 54) is worse than 2019 (8, Best) and 2013 (31, Good) but better than 2016 (100, Avoid) and 2015 (92, Avoid).

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.