2004 Audi S6 Problems: 1 Issues Every Owner Should Know
2004 model year · 0+ owner reports · Updated April 2026
According to Au7o's analysis of 0+ owner reports, the 2004 Audi S6 has 1 documented known issues, with 1 rated critical. The most serious is ZF 5HP24 Tiptronic Transmission Valve Body Failure ($1,500-$4,000 repair). Across all issues, repair costs range from $1,500 to $4,000. DIY maintenance guides at au7o.io.
All 1 Known Issues
On the 2002-2004 Audi S6, the ZF 5HP24 Tiptronic automatic transmission develops valve body issues causing harsh shifts, delayed engagement, and eventually limp mode. The electronic solenoids and valve body bore wear are the primary failure modes.
Common Symptoms
- Harsh shifts
- Delayed engagement
- Transmission limp mode
- Gear hunting on hills
How to Fix
What Owners Are Using
Parts and tips from 0+ owners who fixed this issue
- UpgradeReplacement shift solenoid to restore proper gear engagement (Dorman Transmission Shift Solenoid)
- UpgradeTransmission filter kit with gasket for fluid service after solenoid replacement (ATP Transmission Filter Kit)