YearToAvoid

2023 Audi A4 Problems, Recalls & Reliability

Verdict

Caution

Complaint Index

71/100

#5 most-complained of 15 A4 years

The 2023 Audi A4 has a complaint index of 71, ranking 5th worst out of 15 model years, with a Caution verdict. NHTSA logs 10 complaints, mostly engine (40%) and electrical (30%) issues, but no recalls have been issued for this year.

Complaints
10
Recalls
0
Crashes / fires
1 / 0
Injuries / deaths
1 / 0
NHTSA overall rating
Not rated
EPA combined MPG
27.5
24 city / 32.5 hwy

Top 2023 Audi A4 problems

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

  1. Engine4 (40%)
  2. Electrical System3 (30%)
  3. Collision Avoidance & Cameras2 (20%)
  4. Suspension, Wheels & Tires2 (20%)
  5. Airbags1 (10%)
  6. Brakes1 (10%)
  7. Lane Departure1 (10%)
  8. Other1 (10%)

What owners report

  • Engine stalls suddenly in traffic with an "Audi Pressure Sensor" warning appearing on the display.
  • Vehicle unexpectedly shuts down electronically while driving, reported near 10,000 miles and again near 45,000 miles.
  • Doors lock automatically above roughly 10 mph and the dealer could not reprogram the system, raising concerns about emergency access.
  • Automatic emergency braking (Audi Pre Sense) triggers sudden stops without any hazard present, especially during left turns.
  • A tire tread separated and flew off while driving on the highway, related to an OEM Continental tire issue.
  • Airbag warning light illuminates shortly after purchase with low mileage, disabling safe use of the vehicle.
2023 Audi A4 complaints: complaints filed per month2Dec 2022Jan 2024Jan 2025Jul 2025Jun 2026
15 complaints filed with NHTSA from Dec 2022 to Jul 2026; peak Jan 2024 (2).

2023 Audi A4 recalls

No safety recalls on record for this model year.

2023 Audi A4 fuel economy and fuel cost

City
24 MPG
Highway
32.5 MPG
Combined
27.5 MPG
Annual fuel cost (EPA)
$2,900
15,000 mi/yr
Fuel
Premium
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.

2023 compared with other A4 years

Complaint Index by model year (0 = fewest issues, 100 = most)0255075100’10’11’12’13’14’15’16’17’18’19’20’21’22’23’24
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2021Caution6411427.5
2022Best146328
2023Caution7110027.5
2024No verdict02028.5

All Audi A4 years: best and worst →

Frequently asked questions

Is the 2023 Audi A4 reliable?
Based on NHTSA owner complaints, the 2023 A4 has a complaint index of 71 and ranks 5th worst among 15 model years, earning a Caution verdict relative to other A4 years.
What are the most common problems with the 2023 Audi A4?
Engine issues make up 40% of complaints and electrical system issues make up 30%, with a median mileage at failure of 30,000 miles for engine complaints.
Does the 2023 Audi A4 have any recalls?
NHTSA lists no recalls for the 2023 Audi A4.
How does the 2023 A4 compare to other model years?
The 2023 A4's complaint index of 71 is higher than the 2022 model (14, Best verdict) but lower than the 2020 model (100, Avoid verdict), placing it in Caution territory.
What is the fuel economy of the 2023 Audi A4?
The 2023 Audi A4 gets an EPA-rated 27.5 mpg combined (24 city/32.5 highway), with an estimated annual fuel cost of $2,900.

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.