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

Recalls & complaints · NHTSA data

2018 Audi A4 recalls

Every recall campaign and owner complaint NHTSA has on file for the 2018 model year. Not every vehicle is affected by every campaign: check a specific car by VIN below.

Recall campaigns: 4
Park-it warnings: 0
Complaints: 52
Latest campaign: Nov 10, 2021

Recall summary by component4

NHTSA Recalls API · cached ≤24 h

Component	Campaigns	Latest	Campaign IDs
Air bags	2	Jul 24, 2019	19V547000 18V836000
Seats	1	Nov 10, 2021	21V874000
Structure	1	Oct 25, 2017	17V675000

Safety recalls4

NHTSA Recalls API · cached ≤24 h

0Park-it warnings

0Fixable over the air

Nov 10, 2021Latest campaign


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
Jul 24, 201919V547000	Air bags: frontal passenger side A disabled passenger air bag increases the risk of injury in the event of a crash. DetailsHide details for campaign 19V547000 What's wrong Volkswagen Group of America, Inc. (Audi) is recalling certain 2018-2019 Audi RS5 Sportback, 2018 S5 Cabriolet, S5 Sportback, S5 Coupe, S4 Sedan, A5 Cabriolet, A5 Sportback, A5 Coupe, and 2017-2018 A4 Sedan and A4 Allroad vehicles. Oxidation on the Passenger Occupant Detection System (PODS) connecting cable may cause 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 Audi will notify owners, and dealers will install cable ties to the harness, free of charge. The recall began September 9, 2019. Owners may contact Volkswagen customer service at 1-800-893-5298. Audi's number for this recall is 74D9. Filed under A4 Allroad Campaign NHTSA 19V547000 · Jul 24, 2019
Nov 27, 201818V836000	Air bags: frontal passenger side If the air bag does not deploy correctly in the event of a crash, it can increase the risk of an injury. DetailsHide details for campaign 18V836000 What's wrong Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2018 Audi A5 Sportback and 2017-2018 Audi A4 Allroad vehicles. A passenger air bag module mounting screw may not have been sufficiently tightened, possibly affecting the deployment of the air bag in the event of a crash. Risk If the air bag does not deploy correctly in the event of a crash, it can increase the risk of an injury. Remedy Volkswagen will notify owners, and dealers will inspect the air bag mounting screw, tightening or replacing it as necessary, free of charge. The recall began December 19, 2018. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 69Y4. Filed under A4 Allroad Campaign NHTSA 18V836000 · Nov 27, 2018
Oct 25, 201717V675000	Structure: body door The sharp edges of the speaker trim increase the risk of injury to vehicle occupants. DetailsHide details for campaign 17V675000 What's wrong Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2017-2018 Audi A4 Sedan and A4 allroad, and 2018 A5 Sportback vehicles. The aluminum trim on the front and rear doors can come loose from around the door speakers, leaving sharp edges exposed. Risk The sharp edges of the speaker trim increase the risk of injury to vehicle occupants. Remedy Audi will notify owners, and dealers will replace the speaker cover aluminum trim, free of charge. The recall began March 13, 2018. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 70G6. Filed under A4 Allroad Campaign NHTSA 17V675000 · Oct 25, 2017

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 component52

NHTSA Complaints API · cached ≤24 h

52Complaints filed

4Involving a crash

0Involving a fire

1Injuries reported

Component	Complaints	%	Crashes	Injuries
Unknown or other	20	38	0	0
Electrical system	19	37	2	0
Structure	7	13	1	0
Air bags	7	13	1	1
Engine	6	12	1	0
Fuel/propulsion system	6	12	0	0
Power train	5	10	0	0
Service brakes	5	10	2	0
Forward collision avoidance	4	8	0	0
Suspension	2	4	0	0
Back over prevention	2	4	0	0
Visibility/wiper	2	4	0	0
Seats	2	4	0	0
Electronic stability control (ESC)	2	4	0	0
Tires	1	2	0	0

4 more components with fewer complaints not shown. 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

Tires
“I am reporting a serious vehicle safety incident involving my 2018 Audi A4. On XXX, while traveling from [XXX] to [XXX] with my [XXX] son in the vehicle, all four tire valve stems failed during a single interstate…”
Filed 10/14/2026 · ODI 11771089
Power train
“A vehicle diagnostic scan dated 04/15/2026 at approximately 88,502 miles showed a stored transmission electronics fault: P084100, described as “Transmission fluid pressure sensor/switch A range/performance,” with status…”
Filed 07/02/2026 · ODI 11747862
Electrical system
“A vehicle diagnostic scan dated 04/15/2026 showed electrical communication faults involving vehicle control modules.”
Filed 07/02/2026 · ODI 11747863

Other Audi A4 model years

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2018 Audi A4 recall questions

How many recalls does the 2018 Audi A4 have?

NHTSA lists 4 safety recall campaigns for the 2018 Audi A4. The most recent, 21V874000 (reported November 10, 2021), concerns seats. Not every vehicle is covered by every campaign; check a specific car by VIN.

What are the 2018 Audi A4 recalls for?

The largest group is air bags, with 2 campaigns. Others: seats (1), structure (1). Each campaign below lists the defect, the risk and the free remedy.

What is the most common complaint about the 2018 Audi A4?

Unknown or other is the most-reported component, named in 20 complaints out of 52 filed with NHTSA (38%). Across all complaints, owners reported 4 crashs and 0 fires. Complaints are unverified owner reports.

How do I check if a recall is open on my 2018 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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