2020 Audi A4 Problems And Complaints

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Rating7.7

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Compact Sedan
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$37,400 - $49,950
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Users Opinions on 2020 Audi A4

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  • F

    Fenby

    18/11/2021

    Rating:

    (1 Out Of 5 stars)

    2020 A4 Audi has been in the shop TWICE in 11 months for problems with the CarPlay feature for the same problem. Part had to come from Germany and takes 7 days after being in the shop twice for 7 days. Car had only 15,400 miles inRead More

    Source: edmunds

  • T

    Traveler

    03/11/2020

    Rating:

    (2 Out Of 5 stars)

    ... long narrow storage compartment for AAA type maps or similar size things. The owner's manual pouch fits there as well. Under the armrest there is a phone charger and the bordering sides are narrow therefore, better not to put there anything because of in case of a strong braking all the stuff will fly under the gas/brake pedals. You can put stuff into the two-cup holders perhaps. The door packets are inconvenient and small. I cannot recall any carRead More

    Source: edmunds

2020 Audi A4 User Complaints, Problems, Recalls and which year to avoid?

3

Recalls

0

Investigations

122

Complaints
Overall Safety Rating
Nathan Dyer's image
Nathan Dyer 

Senior Editor,

Updated on May 22, 2023

Along with the technology on offer, Audi is known for offering some of the sleekest designs in the market. The A4 has always been one of the best-selling models, offering performance and luxury. The 2020 updates have also made the A4 a lot more advanced with updated interiors and new styling. The potent powertrains on offer also make it one of the most engaging sedans in its segment. However, all this dependence on technology and advanced electricals have taken a toll on reliability. The 2020 Audi A4 has been recalled three times so far, although there has been only 1 registered complaint. Let's take a deep look into the reliability of Audi’s compact sedan.

2020 Audi A4 User Complaints and Problems

Mechanical Problems

  • Engine - Excessive oil-burning issues were reported by some owners for both engine options.

Electrical Problems

  • Electrical malfunction - Some owners report flickering headlights on models equipped with HID units, leading to visibility issues.

Safety Problems

  • Airbags - Although Audi has issued a recall concerning the airbags, issues of airbags not deploying properly were reported by some owners after collisions, and it is one of the most common issues reported.

2020 Audi A4Recalls

S. No

Date

NHTSA ID

Issues Noticed

Additional Remarks

Remedy

1

26th April 2021

21V295000

Rear Axle Lock Nuts May Break

If the nut breaks, it may misalign the rear axle, leading to loss of control and increasing the risk of a crash.

Dealers will replace the lock nuts and, if necessary, the associated bolts, free of charge. Owner notification letters were mailed on June 4, 2021. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 42L1.

2

10th November 2021

21V874000

Disabled Passenger Air Bag

If the airbag is disabled, it will increase the risk of injury during a crash

Dealers will replace the connecting cable and either the heating mat or the entire seat cover, free of charge. Owner notification letters were mailed on January 7, 2022. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 74E3. This recall is an expansion of Recall 19V-547 (74D9). Vehicles previously repaired under 19V-547 will need to return for the new remedy.

3

26th January 2022

22V034000

Rear Axle May Be Misaligned

If the rear axle is misaligned, it will cause premature or uneven wear on the tires, increasing the risk of a crash.

Dealers will inspect the rear axle, adjust the alignment as necessary, and replace any prematurely or unevenly worn tires, free of charge. Owner notification letters were mailed on March 3, 2022. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 42L5.

Should you buy the 2020 Audi A4?

Even with all the latest technologies on offer, the Audi A4 manages to remain fairly reliable, although some common issues related to the engine and powertrain still haven’t been addressed like excessive oil usage and even complete failures in some cases. In all other areas, the 2020 A4 has remained reliable, offering a good balance of performance and luxury for the price. Overall, the 2020 Audi A4 is still an ideal choice with some notable improvements and no major reliability issues to speak of. When shopping for a used A4, give it a thorough inspection and make sure the engine is healthy. 2020 is the least problematic MY for the Audi A4 yet.

  • Complaints
  • Recalls
  • Investigations
  • Manufacturer Communications

August 9, 2025, NHTSA ID Number: 11679554

Components: 110000 ELECTRICAL SYSTEM

NHTSA ID Number:
11679554

Incident Date:
August 9, 2025

Vehicle Identification Number:
WAUHMAF45LN

Consumer Location:
BREA, CA

Summary
MMI module keeps resetting. This causes sudden lost of navigation display and sudden lost of backup camer...

August 7, 2025, NHTSA ID Number: 11678974

Components: 110000 ELECTRICAL SYSTEM

NHTSA ID Number:
11678974

Incident Date:
August 7, 2025

Vehicle Identification Number:
WAUHMAF49LN

Consumer Location:
MOCKSVILLE, NC

Summary
Many times while driving the Audi MMI system which controls all radio/navigation/controls screen will com...

August 2, 2025, NHTSA ID Number: 11678028

Components: 980000 UNKNOWN OR OTHER

NHTSA ID Number:
11678028

Incident Date:
August 2, 2025

Vehicle Identification Number:
WAUENAF44LN

Consumer Location:
LIVERMORE, CA

Summary
Audi MMI system randomly goes dark and reboots during driving - this turns off the rear camera and any GP...

July 28, 2025, NHTSA ID Number: 11676623

Components: 110000 ELECTRICAL SYSTEM

NHTSA ID Number:
11676623

Incident Date:
July 28, 2025

Vehicle Identification Number:
WAUGMAF40LN

Consumer Location:
FARMINGTON HILLS, MI

Summary
My 2020 Audi A4 infotainment MMI keeps rebooting and takes over a minute or so to load back. This has bee...

July 28, 2025, NHTSA ID Number: 11676818

Components: 110000 ELECTRICAL SYSTEM

NHTSA ID Number:
11676818

Incident Date:
July 28, 2025

Vehicle Identification Number:
WAUDNAF40LA

Consumer Location:
ROCHESTER, NY

Summary
The entertainment system goes black every 5-10 minutes while driving

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