Free safety data straight from the National Highway Traffic Safety Administration. Recalls, consumer complaints, and crash test ratings — everything you need before you buy.
| Year | Overall | Front Crash | Side Crash | Rollover |
|---|---|---|---|---|
| 2018 | ★★★★★ | ★★★★★ | ★★★★★ | ★★★★★ |
The following safety recalls have been issued by NHTSA for the Audi A4. If you own this vehicle, check your VIN at our VIN lookup tool or NHTSA.gov to see if your vehicle is affected.
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.
Fix: 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.
Real complaints filed with NHTSA by Audi A4 owners. These reports help identify common issues and potential safety concerns.
| Component | Complaints |
|---|---|
| UNKNOWN OR OTHER | 6 |
| ELECTRICAL SYSTEM,STRUCTURE,UNKNOWN OR OTHER | 4 |
| AIR BAGS | 3 |
| ELECTRICAL SYSTEM,UNKNOWN OR OTHER,BACK OVER PREVENTION | 2 |
| UNKNOWN OR OTHER,ENGINE,FUEL/PROPULSION SYSTEM | 2 |
| ELECTRICAL SYSTEM,FORWARD COLLISION AVOIDANCE | 2 |
| POWER TRAIN | 2 |
| FORWARD COLLISION AVOIDANCE | 2 |
| SERVICE BRAKES | 2 |
| POWER TRAIN,ELECTRICAL SYSTEM,UNKNOWN OR OTHER | 1 |
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 listed as passive/sporadic. This indicates a transmission / powertrain control concern involving the transmission fluid pressure sensor, transmission electronics, wiring, control logic, pressure monitoring, or related powertrain components. The vehicle also has prior…
A vehicle diagnostic scan dated 04/15/2026 showed electrical communication faults involving vehicle control modules. The scan showed U014100, described as “Lost Communication With Body Control Module ‘A’,” with status listed as passive/sporadic. The scan also showed U112100, described as “Data bus message missing,” with status listed as active/static. This is being reported as a safety concern because body-control module, gateway,…
An Audi dealer installed 245/40R18 93H tires on this 2018 Audi A4, while the vehicle placard/specification requires 245/40R18 97H. The lower load index reduces capacity from 1,609 lb per tire to 1,433 lb per tire, approximately 704 lb total across four tires. This creates a safety risk because load-rated tires affect vehicle stability, heat buildup, braking, steering/cornering, suspension loading, and…
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