Audi A6 service schedule
Use the manufacturer schedule for your exact engine and year, then log every service with mileage in The Owners Club so intervals and Full Service History stay proven.
Official schedule
We don't have an official schedule URL for this model yet. Follow your handbook / dealer interval and record each service in your digital garage.
UK service interval
Audi A6 (C4 1994–1997 · C5 1997–2004 · C6 2004–2011 · C7 2011–2018 · C8 2018–2025 · 2025+ PPC) service follows Audi Fixed or Flexible programmes by market, model year, engine code and transmission — there is no single universal A6 interval. Timing-system type must be resolved from the exact engine code; never invent belt or chain claims across C4–C8/PPC. Multitronic, S tronic and Tiptronic need separate gearbox-family evidence. Keep combustion A6 separate from A6 e-tron (PPE). VIN / handbook remains authoritative.
Intervals are whichever comes first (miles or months) unless noted. They vary by engine, model year, market and service regime. Confirm in the handbook, service booklet or dealer system for your VIN before you book work.
| Service | Miles | Months | Notes |
|---|---|---|---|
| Scheduled service — Audi Fixed / Flexible | Per Audi VIN schedule | Per MMI / handbook | Fixed vs Flexible and mile/month limits vary by market and powertrain. Confirm dealer system / handbook for this VIN — do not copy one UK row to every A6. |
| Engine oil & filter | Per Fixed/Flexible | Per programme | Oil grade and capacity are engine-code specific. Keep invoices. |
| Timing system inspection / replacement | Engine-code specific | Engine-code specific | Belt vs chain differ by engine family and code across C4–C8/PPC. Record type + invoices — never assume one A6 rule. |
| Spark plugs (petrol) / diesel emissions items | Per handbook | Per handbook | DPF/EGR/AdBlue/SCR where fitted — confirm code and generation. |
| Air filter / cabin filter | — | Often annually / per handbook | Typical annual habit — confirm VIN. |
| Brake fluid | — | Per handbook (often ~24 months) | Calendar item — confirm market schedule. |
| Multitronic / S tronic / Tiptronic (where specified) | Per gearbox & handbook | Per gearbox & handbook | Transmission family and code evidence — do not mix Multitronic with S tronic checklists. Current PPC A6 often uses 7-speed S tronic on relevant powertrains. |
| quattro / drivetrain fluids (where fitted) | Per drivetrain & handbook | Per drivetrain & handbook | Diff / propshaft / quattro ultra hardware vary by configuration. |
| Cooling system | — | As required / on symptoms | Thermostat, water pump, leaks — log with mileage and parts. |
| 12V / 48V battery test (where fitted) | — | At every service, or sooner if symptoms | MMI / ADAS and MHEV plus cars are sensitive to weak 12V/48V systems. |
| PHEV / e-hybrid HV checks (where fitted) | Per handbook | Per handbook | Battery SOH, charging and HV repairs — not the same as A6 e-tron BEV checklist. |
| Recall / campaign check | — | At every service | VIN- and market-specific — never assume one country’s recall is global. |
Model years
- A6 C4 (1994–1997): First A6-named generation (Audi 100 C4 successor). Sedan/Avant; petrol/diesel; quattro; early S6. Age-related corrosion and parts availability matter — do not apply C8/PPC service framing backwards.
- A6 C5 (1997–2004): Sedan/Avant; first A6 allroad (~2000); Multitronic on selected FWD; S6/RS6. Modern-classic ownership themes.
- A6 C6 (2004–2011): Sedan/Avant/allroad; Multitronic / Tiptronic; S6/RS6 (C6 RS6 V10 notable). Tech-heavy cabin era begins.
- A6 C7 (2011–2018): Sedan/Avant/allroad; TFSI/TDI; Multitronic / S tronic / Tiptronic; S6/RS6 Avant (4.0 TT V8). Lightweight construction expands.
- A6 C8 (2018–2025): Sedan/Avant/allroad; 48V MHEV; TFSI e / PHEV in selected markets; S tronic / Tiptronic; S6/RS6 Avant (US RS6 expansion).
- A6 PPC (2025+): Premium Platform Combustion — Sedan/Avant/allroad; TFSI/TDI; MHEV plus; e-hybrid PHEV; new 3.0 V6 TDI 299 PS / 580 Nm (Nov 2025). Distinct from A6 e-tron PPE.
UK notes
- Never hardcode one interval or timing claim for every A6 — market, generation and engine code decide.
- Fixed/Flexible programmes are manufacturer framing — confirm VIN.
- Multitronic, S tronic and Tiptronic are different transmission families.
- allroad, S6 and RS6 are not the same as volume FWD sedan checklists.
- Keep combustion/hybrid A6 separate from A6 e-tron (PPE) service and HV checklists.
- Intervals are whichever comes first (miles or months) unless noted. Confirm in the handbook, service booklet or dealer system for your VIN before you book work. Legal note: Service intervals and specifications shown are indicative and collected from public or community sources. Official schedules may vary by model year, engine code, market, or dealer updates. Always verify the vehicle handbook (VIN) or consult an authorised dealer before work.
FAQ
- How often should you service an Audi A6?
- It depends on market, generation (C4–C8/PPC), engine code, transmission and whether the car is on Fixed or Flexible service. Always verify the VIN-specific Audi schedule — there is no single universal A6 interval.
- Does every A6 have a timing belt?
- No. Timing-system design varies by engine code and model year across C4–C8/PPC. Record the engine code and any belt/chain invoices before associating a theme with a vehicle.
- Is Multitronic the same as S tronic?
- No. Multitronic is a CVT used on selected earlier FWD A6s. S tronic is a dual-clutch family. Tiptronic is another automatic family. Store transmission family separately.
- Is A6 e-tron covered by this schedule?
- No. A6 e-tron is a separate PPE electric hub with its own EV inspection framing. Use /models/audi/a6-e-tron/service-schedule for BEV ownership.
- How do I prove service history for an A6?
- Log generation (C4–C8/PPC), body style, engine code, transmission, drivetrain, dates, mileage, invoices, inspections and recalls — plus PHEV battery/charging evidence where applicable.
Official sources
Never miss an interval
Add your A6 to The Owners Club and set reminders for oil, Haldex, DSG fluid or cambelt — with mileage attached to every job.