Audi A6
Maintenance specs for 7 variants of the Audi A6 — from 1998 to 2026.
1998–2004 Audi A6
2.7L Twin-Turbo V6 (AJK/ARE/BES) · Quattro AWD
250 hp / 258 lb-ft
Transmission
Type5-Speed Tiptronic
FluidVW ATF
Drain & fill4.5 qt
Full capacity9 qt
Power Steering
TypeHydraulic
FluidPentosin CHF 11S
Capacity40 oz
Differentials
Rear fluidVW G 052 145
Rear capacity1.6 qt
Fuel
Tank18.5 gal
TypePremium 91
Service Intervals
Oil change10,000 mi
Trans service40,000 mi
Coolant flush50,000 mi
Brake fluid20,000 mi
Spark plugs40,000 mi
Timingbelt — replace at 75,000 mi
Air filter40,000 mi
Cabin filter20,000 mi
Drive belt60,000 mi
2000–2004 Audi A6
4.2L V8 (BAS/BNK) · Quattro AWD
300 hp / 295 lb-ft
Transmission
Type5-Speed Tiptronic
FluidVW ATF
Drain & fill4.5 qt
Full capacity9 qt
Power Steering
TypeHydraulic
FluidPentosin CHF 11S
Capacity40 oz
Differentials
Rear fluidVW G 052 145
Rear capacity1.6 qt
Fuel
Tank18.5 gal
TypePremium 91
Service Intervals
Oil change10,000 mi
Trans service40,000 mi
Coolant flush50,000 mi
Brake fluid20,000 mi
Spark plugs60,000 mi
Timingchain (no scheduled replacement)
Air filter40,000 mi
Cabin filter20,000 mi
Drive belt80,000 mi
2005–2008 Audi A6
3.2L V6 (AUK) · Quattro AWD
255 hp / 243 lb-ft
Transmission
Type6-Speed Tiptronic
FluidVW ATF G 055 025
Drain & fill5 qt
Full capacity9.5 qt
Power Steering
TypeHydraulic
FluidPentosin CHF 11S
Capacity40 oz
Differentials
Rear fluidVW G 052 145
Rear capacity1.6 qt
Fuel
Tank18.5 gal
TypePremium 91
Service Intervals
Oil change10,000 mi
Trans service40,000 mi
Coolant flush50,000 mi
Brake fluid20,000 mi
Spark plugs60,000 mi
Timingchain (no scheduled replacement)
Air filter40,000 mi
Cabin filter20,000 mi
Drive belt80,000 mi
2012–2018 Audi A6
2.0L Turbo I4 (EA888 Gen3/CYPA) · FWD
252 hp / 273 lb-ft
Transmission
Type8-Speed Tiptronic (ZF 8HP)
FluidZF Lifeguard Fluid 8
Drain & fill4.5 qt
Full capacity9.5 qt
Power Steering
TypeElectric (no fluid)
Fuel
Tank19.8 gal
TypePremium 91
Service Intervals
Oil change10,000 mi
Trans service40,000 mi
Coolant flush50,000 mi
Brake fluid20,000 mi
Spark plugs60,000 mi
Timingchain (no scheduled replacement)
Air filter40,000 mi
Cabin filter20,000 mi
Drive belt80,000 mi
2012–2018 Audi A6
3.0L Supercharged V6 (EA837/CGXB/CTUA) · Quattro AWD
333 hp / 325 lb-ft
Transmission
Type8-Speed Tiptronic (ZF 8HP)
FluidZF Lifeguard Fluid 8
Drain & fill4.5 qt
Full capacity9.5 qt
Power Steering
TypeElectric (no fluid)
Differentials
Rear fluidVW G 052 145
Rear capacity1.6 qt
Fuel
Tank19.8 gal
TypePremium 91
Service Intervals
Oil change10,000 mi
Trans service40,000 mi
Coolant flush50,000 mi
Brake fluid20,000 mi
Spark plugs60,000 mi
Timingchain (no scheduled replacement)
Air filter40,000 mi
Cabin filter20,000 mi
Drive belt80,000 mi
2019–2026 Audi A6
2.0L Turbo I4 (MHEV 48V) (EA888 Gen3B/DKTA) · Quattro AWD
261 hp / 273 lb-ft
Transmission
Type7-Speed S tronic (DL382)
FluidVW G 052 529
Drain & fill5 qt
Full capacity9 qt
Power Steering
TypeElectric (no fluid)
Differentials
Rear fluidVW G 052 145
Rear capacity0.9 qt
Fuel
Tank19.3 gal
TypePremium 91
Service Intervals
Oil change10,000 mi
Trans service40,000 mi
Coolant flush50,000 mi
Brake fluid20,000 mi
Spark plugs60,000 mi
Timingchain (no scheduled replacement)
Air filter40,000 mi
Cabin filter20,000 mi
Drive belt80,000 mi
2019–2026 Audi A6
3.0L Turbo V6 (EA839/DLZA) · Quattro AWD
335 hp / 369 lb-ft
Transmission
Type7-Speed S tronic (DL382)
FluidVW G 052 529
Drain & fill5 qt
Full capacity9 qt
Power Steering
TypeElectric (no fluid)
Differentials
Rear fluidVW G 052 145
Rear capacity1.6 qt
Fuel
Tank19.3 gal
TypePremium 91
Service Intervals
Oil change10,000 mi
Trans service40,000 mi
Coolant flush50,000 mi
Brake fluid20,000 mi
Spark plugs60,000 mi
Timingchain (no scheduled replacement)
Air filter40,000 mi
Cabin filter20,000 mi
Drive belt80,000 mi