2021 Audi S4
Typical repair costs
- Battery replacement $150–$320
- Cabin air filter replacement $48–$103
- Check-engine light diagnosis $100–$200
- Engine air filter replacement $30–$75
- Front brake pads $200–$350
- Front brake pads and rotors $335–$625
National guide ranges for independent shops, before tax, typical for most cars. Prices for this exact car vary. Estimate a repair for your car →
Fuel economy
| Trim | City | Highway | Combined |
|---|---|---|---|
| AWD | 11.5 | 8.5 | 10.1 L/100 km |
Official: NRCan Fuel Consumption Ratings.
Recalls
Recalls are listed by model and year and may not apply to every vehicle. Check your VIN on the official recall site.
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Visual System
Transport Canada 2022565 ·
On certain vehicles, a software problem could cause the rearview camera image not to appear on the display. Canadian regulations require the rearview image to display when the transmission is shifted into reverse gear.
Official recall page (opens in a new tab) -
Suspension
Transport Canada 2022022 ·
On certain vehicles, the rear wheel alignment was not checked during recall 42L1 (Transport Canada Recall 2021-249). As a result, the steering could pull to one side or another and the tires could wear unevenly. If you continue to drive the vehicle in this condition, there may be...
Official recall page (opens in a new tab) -
Seats And Restraints
Transport Canada 2021486 ·
On certain vehicles, the passenger seat belt assemblies may contain defective automatic locking retractors (ALR). As a result, the seat belts may not properly lock to secure a child seat.
Official recall page (opens in a new tab) -
Suspension
Transport Canada 2021249 ·
On certain vehicles, the lock nuts for the rear trailing arm bolts may be defective. If a nut breaks, there could be sudden changes in rear wheel alignment. This can cause a loss of vehicle stability.
Official recall page (opens in a new tab)
Show 1 U.S. recall
U.S. recalls (NHTSA) with no Transport Canada record. They may not cover vehicles sold in Canada; check your VIN.
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Seat belts: rear/other: retractor; seat belts
NHTSA (U.S.) 21V606000 ·
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...
Official recall page (opens in a new tab)
Source: Transport Canada Motor Vehicle Safety Recalls Database; U.S. recalls from NHTSA.
Maintenance schedule
CarDoc doesn’t have the manufacturer schedule for this model yet. Follow the schedule in your owner’s manual.
Specs
- Body type
- Sedan
- Engines
- 3.0 L 6-cylinder
- Fuel
- Gas
- Transmissions
- Automatic (S8)
- Drivetrains
- AWD