Audited US model-year file

2021 AUDI A4

Exact make, model and year evidence from official US sources. Recall campaigns, ODI investigations, complaint allegations and EPA estimates remain separate.

Model-year evidence is not a VIN check.

A campaign may cover only certain production dates, plants or equipment. A zero result here is not safety clearance. Use NHTSA’s official VIN tool for the individual vehicle.

Official VIN lookup ↗

01 · Safety actions first

4 NHTSA recall campaigns

Exact model-level NHTSA results for 2021 AUDI A4. Campaign records are official safety actions; applicability to a particular car still requires its VIN.

01
NHTSA Recalls · US · received 2021-08-05

SEAT BELTS:REAR/OTHER:RETRACTOR

Campaign 21V606000
Summary

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2021 Volkswagen ID4, Audi A4 Allroad, A4 Sedan, A5 Cabriolet, A5 Coupe, A5 Sportback, A6 Allroad, A6 Sedan, A7, A8, E-Tron Quattro, E-Tron Sportback Quattro, Q3, Q5, Q5 Sportback, Q7, Q8, RS5 Sportback, RS5 Coupe, RS6 Avant, RS7, RSQ8, S4 Sedan, S5 Cabriolet, S5 Coupe, S5 Sportback, S6 Sedan, S7, S8, SQ5, SQ5 Sportback, SQ7, SQ8, and 2021-2022 S3 Sedan vehicles. The rear seat belt automatic locking retractors may deactivate early, which can prevent the child restraint system from securing properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 208, "Occupant Crash Protection."

Consequence

An unsecured child restraint system can increase the risk of injury during a crash.

Remedy

Dealers will inspect, and replace as necessary, the middle-rear seat belt assemblies, free of charge. Owner notification letters were mailed August 27, 2021. Owners may contact Volkswagen customer service at 1-800-893-5298 and Audi customer service at 1-800-253-2834. Volkswagen's numbers for this recall are 69CR (VW) and 69CS (Audi).

02
NHTSA Recalls · US · received 2022-01-26

TIRES

Campaign 22V034000
Summary

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.

Consequence

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.

03
NHTSA Recalls · US · received 2021-04-26

SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY

Campaign 21V295000
Summary

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.

Consequence

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.

04
NHTSA Recalls · US · received 2022-10-05

BACK OVER PREVENTION:DISPLAY FUNCTION

Campaign 22V742000
Summary

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2021 Audi A8, RS7, RS6 Avant, RS5 Sportback, RS5 Coupe, Q8, Q7, Q5 Sportback, S4 Sedan, Q5, A7, A6, A6 Allroad, A5 Sportback, A5 Coupe, A5 Cabrioleet, A4 Sedan, A4 Allroad, E-Tron Sportback Quattro, SQ7, S5 Cabriolet, E-Tron Quattro, SQ8, SQ5 Sportback, SQ5, S8, S7, S6 Sedan, S5 Sportback, S5 Coupe, 2022 E-Tron GT, and 2021-2022 RSQ8 vehicles. Due to a software issue, a blank or black screen may be displayed instead of the rearview camera image when the vehicle is placed in reverse gear. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."

Consequence

A blank rearview camera display can reduce the driver's rear visibility, increasing the risk of a crash.

Remedy

Dealers will update the infotainment unit software, free of charge. Owner notification letters were mailed October 25, 2022. Owners may contact Audi's customer service at 1-800-253-2834. Volkswagen's number for this recall is 91DZ.

02 · Owner allegations

11 NHTSA complaints

Counts are not adjusted for sales, vehicle age, mileage, publicity or reporting behavior. They are allegations, not defect findings or a reliability score.

Crash mentions
3
Fire mentions
0
Injuries reported
1
Most-reported component labels
ELECTRICAL SYSTEM3
UNKNOWN OR OTHER3
FORWARD COLLISION AVOIDANCE2
LANE DEPARTURE2
POWER TRAIN2
SUSPENSION2
Complaints across nearby Audi A4 model years

Totals for the same nameplate, scaled against its highest year here. They are not adjusted for how many were sold, how old they are, how far they are driven, or how much publicity a fault received — an older or better-selling year will usually carry more reports. This shows where the reporting sits, not which year is better.

  1. 102019
  2. 1272020
  3. 112021
  4. 62022
  5. 102023
  6. 22024

A dash means NHTSA holds no complaint record for that exact year, make and model. See all A4 years with specs and fuel economy →

03 · Agency review

0 NHTSA ODI investigations

An investigation means ODI reviewed a possible safety issue for this exact model-year identity. Opening one is not a defect finding; closing one does not by itself clear a vehicle.

VERIFIED EMPTY IMPORT SNAPSHOT

No exact NHTSA ODI investigation row was matched.

The checked bulk snapshot returned zero investigation action numbers for 2021 AUDI A4. That is source coverage, not proof that no issue exists or will be investigated later.

04 · EPA configurations

Fuel economy & specifications

FuelEconomy.gov records are summarized as ranges where this model name has multiple engines, drivetrains or trims.

EPA configurations
3
Combined economy
26–28 mpg/MPGe
City / highway
24–25 / 30–34 mpg/MPGe
Engine displacement
2 L
Cylinders
4
Fuel type
Premium
Drive
All-Wheel Drive
Vehicle class
Compact Cars · Small Station Wagons
Annual fuel-cost estimate
$2850–3050

05 · Evidence strength

Exact identity. Explicit limits.

No opaque score. Evidence strength is expressed through source availability, exact match method, jurisdiction and honest empty states.

exact match

Recall campaigns

4 exact US model-year records in this bounded view.

exact match

Complaints

11 exact US model-year allegations; narratives and VIN fragments are omitted.

verified empty

ODI investigations

0 exact US model-year action numbers in the approved import snapshot.

canonical only

Model aliases

Only the exact NHTSA vPIC model name is published; unverified aliases are not merged.

not published

Manufacturer ownership

No rights-reviewed official ownership record is joined to this exact model-year.

PUBLIC EVIDENCE PASSPORT

Identity, freshness and provenance.

The canonical URL is this file’s permanent public identifier. Source IDs and timestamps show exactly what was matched and when; they do not turn the evidence into a verdict.

Permanent public ID
https://modelyearfacts.com/vehicle/2021/audi/a4
NHTSA make ID
582
NHTSA model ID
3146
Match key
2021 · AUDI · A4 · US
Live evidence requested
EPA publication catalogue
Complaint matrix snapshot
Imported safety snapshot
nhtsa-investigations · verified empty

NHTSA ODI investigations

Action number, component, subject and open/close dates from the approved bulk import; long summaries omitted.

Open official source ↗
US-market boundary

Only NHTSA vPIC, NHTSA ODI complaints and investigations, NHTSA recalls and FuelEconomy.gov contribute to this vehicle claim. CPSC equipment notices are searched separately and never joined to vehicle fitment. UK MOT, Canadian, New Zealand and European records are not merged into this US claim.

06 · Research paths

Diagnose first. Confirm fitment.

These are transparent searches, not diagnoses or endorsed parts. Recall remedies come before purchases; exact part fitment requires VIN, trim, powertrain, production date and OE number.

Offers status: held

Awin US and R2 affiliate inventory are not published until a US programme, merchant and exact-fitment projection are approved. No offer currently has both merchant approval and exact vehicle fitment, so commercial links never count as evidence.