Representative model. Photo: Vauxford, Wikimedia Commons, CC BY-SA 4.0

Recalls & complaints · NHTSA data

2020 Audi A4 recalls

Every recall campaign and owner complaint NHTSA has on file for the 2020 model year. Not every vehicle is affected by every campaign: check a specific car by VIN below.

Recall campaigns: 3
Park-it warnings: 0
Complaints: 158
Latest campaign: Jan 26, 2022

Recall summary by component3

NHTSA Recalls API · cached ≤24 h

Component	Campaigns	Latest	Campaign IDs
Tires	1	Jan 26, 2022	22V034000
Seats	1	Nov 10, 2021	21V874000
Suspension	1	Apr 26, 2021	21V295000

Safety recalls3

NHTSA Recalls API · cached ≤24 h

0Park-it warnings

0Fixable over the air

Jan 26, 2022Latest campaign


Jan 26, 202222V034000	Tires Rear axle misalignment may cause premature or uneven tire wear, increasing the risk of a crash. DetailsHide details for campaign 22V034000 What's wrong Volkswagen Group of America, Inc. (Audi) is recalling certain 2019-2021 Audi A5 Sportback, RS5 Coupe, RS5 Sportback, S5 Sportback, 2020-2021 A4 Allroad, A4 Sedan, A5 Cabriolet, A5 Coupe, A6 Allroad, A6 Sedan, A7, A8, Q5, S4 Sedan, S5 Coupe, S5 Cabriolet, S6 Sedan, S7, S8, SQ5, 2021 Q5 Sportback, Q7, Q8, RS6 Avant, RS7, RSQ8, SQ5 Sportback, SQ7, and SQ8 vehicles. The rear axle alignment may not have been inspected after the repairs for Recall 21V-295 (42L1) were performed. Risk Rear axle misalignment may cause premature or uneven tire wear, increasing the risk of a crash. Remedy 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 March 3, 2022. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 42L5. Filed under A4, A4 Allroad Campaign NHTSA 22V034000 · Jan 26, 2022
Nov 10, 202121V874000	Seats A disabled passenger air bag increases the risk of injury in the event of a crash. DetailsHide details for campaign 21V874000 What's wrong Volkswagen Group of America, Inc. (Audi) is recalling certain 2017-2020 A4 Allroad, A4 Sedan, 2018-2019 RS5 Coupe, 2019 RS5 Sportback, 2018-2020 A5 Cabriolet, A5 Coupe, A5 Sportback, S4 Sedan, S5 Cabriolet, S5 Coupe, and Audi S5 Sportback vehicles. The cable connecting the seat heater to the Passenger Occupant Detection System (PODS) may have a contact fault, causing the software to misdiagnose a malfunction and disable the passenger air bag. Risk A disabled passenger air bag increases the risk of injury in the event of a crash. Remedy Dealers will replace the connecting cable and either the heating mat or entire seat cover, free of charge. Owner notification letters were mailed 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. Filed under A4 Campaign NHTSA 21V874000 · Nov 10, 2021
Apr 26, 202121V295000	Suspension: rear axle A broken lock nut may misalign the rear axle, causing a loss of control and increasing the risk of a crash. DetailsHide details for campaign 21V295000 What's wrong Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Q7, Q8, Q5 Sportback, SQ5 Sportback, RS6 Avant, RS7, RS Q8, 2020-2021 Audi S6 sedan, Q5, A8, S8, A7, A6 Allroad, A5 Cabriolet, A4 sedan, A4 Allroad, SQ5, S7, A6 sedan, S5 coupe, S4 sedan, S5 Cabriolet, A5 coupe, 2019-2021 RS5 coupe, A5 Sportback, S5 Sportback, RS5 Sportback vehicles. The lock nut on the trailing arm of the rear axle may break due to stress corrosion. Risk A broken lock nut may misalign the rear axle, causing a loss of control and increasing the risk of a crash. Remedy Dealers will replace the lock nuts and, if necessary, the associated bolts, free of charge. Owner notification letters were mailed June 4, 2021. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 42L1. Filed under A4 Campaign NHTSA 21V295000 · Apr 26, 2021

Jan 26, 202222V034000

Tires

Rear axle misalignment may cause premature or uneven tire wear, increasing the risk of a crash.

DetailsHide details for campaign 22V034000

What's wrong: Volkswagen Group of America, Inc. (Audi) is recalling certain 2019-2021 Audi A5 Sportback, RS5 Coupe, RS5 Sportback, S5 Sportback, 2020-2021 A4 Allroad, A4 Sedan, A5 Cabriolet, A5 Coupe, A6 Allroad, A6 Sedan, A7, A8, Q5, S4 Sedan, S5 Coupe, S5 Cabriolet, S6 Sedan, S7, S8, SQ5, 2021 Q5 Sportback, Q7, Q8, RS6 Avant, RS7, RSQ8, SQ5 Sportback, SQ7, and SQ8 vehicles. The rear axle alignment may not have been inspected after the repairs for Recall 21V-295 (42L1) were performed.
Risk: Rear axle misalignment may cause premature or uneven tire wear, increasing the risk of a crash.
Remedy: 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 March 3, 2022. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 42L5.
Filed under: A4, A4 Allroad
Campaign: NHTSA 22V034000 · Jan 26, 2022

Nov 10, 202121V874000

Seats

A disabled passenger air bag increases the risk of injury in the event of a crash.

DetailsHide details for campaign 21V874000

What's wrong: Volkswagen Group of America, Inc. (Audi) is recalling certain 2017-2020 A4 Allroad, A4 Sedan, 2018-2019 RS5 Coupe, 2019 RS5 Sportback, 2018-2020 A5 Cabriolet, A5 Coupe, A5 Sportback, S4 Sedan, S5 Cabriolet, S5 Coupe, and Audi S5 Sportback vehicles. The cable connecting the seat heater to the Passenger Occupant Detection System (PODS) may have a contact fault, causing the software to misdiagnose a malfunction and disable the passenger air bag.
Risk: A disabled passenger air bag increases the risk of injury in the event of a crash.
Remedy: Dealers will replace the connecting cable and either the heating mat or entire seat cover, free of charge. Owner notification letters were mailed 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.
Filed under: A4
Campaign: NHTSA 21V874000 · Nov 10, 2021

Apr 26, 202121V295000

Suspension: rear axle

A broken lock nut may misalign the rear axle, causing a loss of control and increasing the risk of a crash.

DetailsHide details for campaign 21V295000

What's wrong: Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Q7, Q8, Q5 Sportback, SQ5 Sportback, RS6 Avant, RS7, RS Q8, 2020-2021 Audi S6 sedan, Q5, A8, S8, A7, A6 Allroad, A5 Cabriolet, A4 sedan, A4 Allroad, SQ5, S7, A6 sedan, S5 coupe, S4 sedan, S5 Cabriolet, A5 coupe, 2019-2021 RS5 coupe, A5 Sportback, S5 Sportback, RS5 Sportback vehicles. The lock nut on the trailing arm of the rear axle may break due to stress corrosion.
Risk: A broken lock nut may misalign the rear axle, causing a loss of control and increasing the risk of a crash.
Remedy: Dealers will replace the lock nuts and, if necessary, the associated bolts, free of charge. Owner notification letters were mailed June 4, 2021. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 42L1.
Filed under: A4
Campaign: NHTSA 21V295000 · Apr 26, 2021

Merged from NHTSA model names: A4, A4 Allroad. Not every vehicle of a model year is affected by every campaign.

To see whether a recall is still open on your car, enter the VIN at nhtsa.gov/recalls or the Audi recall lookup. Recall repairs are free at a franchised dealer (federal law; see limits).

Owner complaints by component158

NHTSA Complaints API · cached ≤24 h

158Complaints filed

1Involving a crash

0Involving a fire

0Injuries reported

Component	Complaints	%	Crashes
Electrical system	111	70	0
Unknown or other	68	43	0
Back over prevention	55	35	0
Forward collision avoidance	11	7	0
Lane departure	7	4	0
Communication	2	1	0
Suspension	2	1	1
Visibility/wiper	2	1	0
Seat belts	1	1	0
Seats	1	1	0
Wheels	1	1	0
Service brakes	1	1	0
Exterior lighting	1	1	0
Engine	1	1	0

An owner can tag several components, so percentages add up to more than 100. Complaints are unverified owner reports, de-duplicated by NHTSA ODI number, merged from NHTSA model names A4, A4 Allroad.

Latest reports

Seat belts
“Date: [XXX] Time: Approximately [XXX] Location: Street in front of [XXX]. At approximately [XXX], my wife was seated and properly belted in the front passenger seat of our 2020 Audi A4.”
Filed 10/05/2026 · ODI 11769176
Electrical system
“My 2020 Audi A4 has an open safety recall campaign. Audi Corporate and my local dealership are formally refusing to perform the recall remedy unless I pay over $2,000 out-of-pocket to replace a broken J949 SOS…”
Filed 08/12/2026 · ODI 11756511
Electrical system
“The contact owns a 2020 Audi A4. The contact stated that while driving at an undisclosed speed, the message SOS module no longer connected was displayed on the instrument panel, and the vehicle failed to shut off.”
Filed 08/11/2026 · ODI 11756226

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2020 Audi A4 recall questions

How many recalls does the 2020 Audi A4 have?

NHTSA lists 3 safety recall campaigns for the 2020 Audi A4. The most recent, 22V034000 (reported January 26, 2022), concerns tires. Not every vehicle is covered by every campaign; check a specific car by VIN.

What is the most common complaint about the 2020 Audi A4?

Electrical system is the most-reported component, named in 111 complaints out of 158 filed with NHTSA (70%). Across all complaints, owners reported 1 crash and 0 fires. Complaints are unverified owner reports.

How do I check if a recall is open on my 2020 Audi A4?

Enter the 17-character VIN at nhtsa.gov/recalls or the Audi recall lookup. That shows campaigns still unrepaired on that exact car. Safety recall repairs are free at a franchised Audi dealer.

Check a specific Audi by VIN

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