B9
Audi A4 (2017–2023)
Maintenance Schedule
10 recurring services keep the 2017–2023 Audi A4 healthy — starting with oil changes every 10,000 miles. Budget roughly $2,800–5,000 in routine maintenance over 100,000 miles at typical U.S. shop prices.
Applies to model years 2017, 2018, 2019, 2020, 2021, 2022, 2023
Full schedule
Intervals follow the factory maintenance schedule for the 2017-2023 Audi A4. Cost ranges are typical U.S. shop prices.
| Service | Interval | Est. cost | Notes |
|---|---|---|---|
| Oil Change | Every 10,000 mi or 12 mo | $55–85 | Engine oil and filter replacement |
| Cabin Air Filter | Every 15,000 mi or 12 mo | $35–50 | Cabin air filter replacement |
| Software Update | Every 15,000 mi or 12 mo | $0–125 | MMI system updates |
| Brake Fluid | Every 24,000 mi or 2 yr | $75–105 | Brake fluid replacement |
| 48V System Check | Every 30,000 mi or 2 yr | $120–180 | Mild hybrid system inspection |
| Tune-up | Every 60,000 mi or 4 yr | $300–450 | Spark plugs, air filter, fuel filter |
| Transmission Service | Every 60,000 mi or 5 yr | $320–450 | S tronic transmission fluid |
| Carbon Cleaning | Every 60,000 mi or 5 yr | $550–850 | Direct injection carbon cleaning |
| Quattro Service | Every 60,000 mi or 6 yr | $250–350 | Quattro AWD system service |
| Coolant Flush | Every 120,000 mi or 12 yr | $160–230 | Engine coolant replacement |
Common questions
How often should I change the oil on a 2017–2023 Audi A4?
Every 10,000 miles or 12 months, whichever comes first. A typical U.S. shop charges $55–85. Engine oil and filter replacement.
How much does it cost to maintain a Audi A4 (2017–2023)?
Routine maintenance on the 2017–2023 Audi A4 runs roughly $2,800–5,000 over 100,000 miles at typical U.S. shop prices, spread across 10 recurring services. Independent shops usually land near the low end; dealers near the high end.
What is the most expensive scheduled service on this A4?
Carbon Cleaning at $550–850, due every 60,000 miles. Direct injection carbon cleaning.
Cost ranges are estimates for typical U.S. independent shops and dealers; your local prices will vary. Always confirm intervals against your owner's manual — severe driving conditions (towing, short trips, extreme heat or cold) shorten many of them.