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Model year record

2020 Audi S4 recalls & problems

The 2020 Audi S4 has 3 safety recalls and 17 owner complaints on file with NHTSA. The most-reported problem area is electrical system (15 complaints).

Recalls3safety recalls
Complaints17filed by owners
Crashes · fires0 · 0reported in complaints
Injuries · deaths0 · 0reported in complaints

Safety recalls

TiresJan 26, 2022

Tires

Recall 22V03400031,058 vehicles

Problem
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.
Fix
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.

Components: Tires; Suspension › Rear › Axle › Non-powered axle assembly

Air bagsNov 10, 2021

Sensor › Occupant classification › Front passenger

Recall 21V874000208,332 vehicles

Problem
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.

Components: Air bags › Sensor › Occupant classification › Front passenger; Seats

SuspensionApr 26, 2021

Rear › Axle › Non-powered axle assembly

Recall 21V29500040,993 vehicles

Problem
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.
Fix
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.

Recall repairs are free at any authorised dealer. A recall listed here may already have been fixed on a particular car: enter its 17-character VIN at nhtsa.gov/recalls to see open recalls.

Crash test ratings

2020 Audi S4 4 DR AWD

OverallNot Rated
Frontal crashNot Rated
Side crashNot Rated
Rollover★★★★★
Rollover risk9.9%

Forward collision warning: Standard · Lane departure warning: Optional

NHTSA 5-Star Safety Ratings (New Car Assessment Program). Ratings are comparable only between vehicles of similar size and weight, and ratings from 2011 on use tougher tests than earlier years. Photos: NHTSA.

Fuel economy

S4

23mpg combined
City / highway20 / 27 mpg
FuelPremium Gasoline

3 L · 6 cyl · Automatic (S8) · All-Wheel Drive · about $3,550/year to fuel

EPA estimates from fueleconomy.gov for each engine and transmission sold. Annual cost is the EPA's estimate for 15,000 miles a year at its current fuel and electricity price assumptions. Your results will vary.

What owners report

Problem areaComplaintsCrashesFiresInjuriesTypical mileage*
Electrical system15000—
Back over preventionWarnings; Rearview system braking12000—
Unknown or other5000—
Visibility/wiper1000—
Forward collision avoidanceWarnings1000—
Lane departureBlind spot detection1000—

*Median odometer reading when the problem happened, where owners gave one. One complaint can name several problem areas.

Recent owner complaints

Owner complaints are submitted to NHTSA by the public and are not verified. Shown as filed (NHTSA removes personal details); long reports are shortened.