2018 Audi A4 maintenance schedule
Every service on the 2018 A4, with its interval and an estimated cost.
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The 2018 Audi A4 oil change interval is every 10,000 mi or 12 months, whichever comes first (estimated cost $90-$150). Minor Maintenance at 10,000 mi or 1 year, then Minor and Standard Maintenance alternate (each every 20,000 mi or 2 years), so oil and filter every 10,000 mi or 12 months. Audi gives no severe-service number: under severe conditions (such as extremely low temperatures or excessive dust) engine oil changes must be done in between the given intervals.
- Brake Fluid
- 24mo
- Brake Inspection
- 10,000mi
- ≈ 16,000km
- 12 mo
- Battery Inspection
- 20,000mi
- ≈ 32,000km
- 24 mo
- Cabin Air Filter
- 20,000mi
- ≈ 32,000km
- 24 mo
Service intervals
From the 2018 Audi A4 schedule.
| Service | Every | Est. Cost | Status |
|---|---|---|---|
| Engine Oil & FilterSafety itemMinor Maintenance at 10,000 mi or 1 year, then Minor and Standard Maintenance alternate (each every 20,000 mi or 2 years), so oil and filter every 10,000 mi or 12 months. Audi gives no severe-service number: under severe conditions (such as extremely low temperatures or excessive dust) engine oil changes must be done in between the given intervals. | 10,000 mi / 12 mo≈ 16,000 km / 12 mo | $90-$150 | |
| Brake InspectionInspect: brake pad thickness at every Minor and Standard Maintenance; brake hoses and bleeder caps at Standard Maintenance. MY2017 schedule also: check brake disc thickness every 40,000 mi or 4 years. | 10,000 mi / 12 mo≈ 16,000 km / 12 mo | — | |
| Battery InspectionInspect at Standard Maintenance: check the state of health of the connected box battery (Audi connected services) with the diagnostic tester. MY2017 also: check the 12 V battery terminals, mounting and housing; replace if necessary. | 20,000 mi / 24 mo≈ 32,000 km / 24 mo | — | |
| Cabin Air FilterReplace the dust and pollen filter. | 20,000 mi / 24 mo≈ 32,000 km / 24 mo | $25-$60 | |
| Engine Air FilterReplace the air filter element. Under severe conditions (such as excessive dust) Audi says to clean or replace it in between the given intervals; no number given. | 60,000 mi≈ 97,000 km | $30-$70 | |
| Brake FluidSafety itemChange brake fluid every 2 years regardless of mileage. | 24 mo | $100-$180 | |
| Dual-Clutch Transmission Fluid (7-speed S tronic only)Change the S tronic transmission fluid. Not applicable to the 6-speed manual (2017–2018 quattro). | 40,000 mi≈ 64,000 km | $350-$550 | |
| Spark PlugsReplace spark plugs every 40,000 mi or 6 years, whichever occurs first. | 40,000 mi / 72 mo≈ 64,000 km / 72 mo | $200-$350 |
≈ converted from the other unit and rounded.
Est. costs are US-typical, in USD.
Common questions about the 2018 Audi A4
How often does a 2018 Audi A4 need an oil change?
The 2018 Audi A4 oil change interval is every 10,000 mi or 12 months, whichever comes first (estimated cost $90-$150). Minor Maintenance at 10,000 mi or 1 year, then Minor and Standard Maintenance alternate (each every 20,000 mi or 2 years), so oil and filter every 10,000 mi or 12 months. Audi gives no severe-service number: under severe conditions (such as extremely low temperatures or excessive dust) engine oil changes must be done in between the given intervals.
What maintenance does a 2018 Audi A4 need?
The services not to skip on a 2018 Audi A4: engine oil & filter every 10,000 mi / 12 mo; brake fluid every 24 mo. The table above lists every service with its interval and an estimated cost.