Audi A4, S4, 8D / B5 (USA)

Power steering fluid capacity & service interval

Audi A4, S4, 8D / B5 (USA) models utilize power steering fluid with a capacity range of 0,7 to 0,9 liters. Service intervals include checks at 5000 miles/ 12 months, 10000 miles/ 12 months, and 15000 miles/ 12 months. The data covers 7 configurations.

The configuration chart below lists fill volumes and service intervals for each engine and trim variant.

TypeSpecifications
S4 2.7 Bi-turbo V6 quattro (187 kW) (1999-2001)
  • Use: Normal
  • Capacity 0,7-0,9 liter
  • Check 15000 miles/ 12 months
A4 1.8 T 5V (110 kW) (1997-2001)
  • Use: Normal
  • Capacity 0,7-0,9 liter
  • Check 5000 miles/ 12 months
A4 1.8 T 5V quattro (110 kW) (1997-2001)
  • Use: Normal
  • Capacity 0,7-0,9 liter
  • Check 10000 miles/ 12 months
A4 2.8 V6 (142 kW) (1997-2001)
  • Use: Normal
  • Capacity 0,7-0,9 liter
  • Check 15000 miles/ 12 months
A4 2.8 V6 quattro (142 kW) (1997-2001)
  • Use: Normal
  • Capacity 0,7-0,9 liter
  • Check 15000 miles/ 12 months
A4 2.8 V6 (128 kW) (1996-1997)
  • Use: Normal
  • Capacity 0,7-0,9 liter
  • Check 15000 miles/ 12 months
A4 2.8 V6 quattro (128 kW) (1996-1997)
  • Use: Normal
  • Capacity 0,7-0,9 liter
  • Check 15000 miles/ 12 months

Additional Notes

  • All configurations across the Audi A4, S4, 8D / B5 (USA) lineup share a power steering fluid capacity range of 0.7-0.9 liter. A range rather than a fixed value reflects normal variation between a low reservoir level and a full service fill, not a difference between partial and complete system overhaul volumes.
  • The A4 1.8 T 5V (110 kW) carries the shortest check interval in the lineup at 5,000 miles or 12 months under normal use conditions, meaning the mileage threshold is reached well before the time threshold for most drivers.
  • The A4 1.8 T 5V quattro (110 kW) shares the same engine displacement and output as the front-wheel-drive 1.8 T but carries a 10,000-mile check interval rather than 5,000 miles, representing a twofold difference between the two 1997-2001 four-cylinder configurations despite identical fluid capacity specs.
  • The 2.8 V6 configurations, spanning both the 128 kW (1996-1997) and 142 kW (1997-2001) output levels, all carry a 15,000-mile or 12-month check interval regardless of whether the drivetrain is front-wheel drive or quattro all-wheel drive.
  • The power output difference between the two 2.8 V6 generations, 128 kW and 142 kW, does not affect the power steering fluid capacity or service interval. Both generations share the 0.7-0.9 liter capacity and the 15,000-mile or 12-month check schedule.
  • The S4 2.7 Bi-turbo V6 quattro (187 kW), covering 1999-2001, matches the 15,000-mile or 12-month check interval and 0.7-0.9 liter capacity of the 2.8 V6 quattro configurations, despite a substantially higher power output.
  • Across all seven configurations, the 12-month time interval applies universally alongside the mileage threshold. For lower-mileage vehicles, the annual time limit becomes the governing service trigger rather than the odometer reading.

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