A critical recall (15V019000) addressed potential fuel leaks from the fuel injection system's fuel rail. This poses a fire hazard. While addressed by recall, the underlying cause of degradation or seal failure may warrant ongoing vigilance. Estimated repair cost: $500 - $1,500.

The 2011 Audi S4 has a very high number of Technical Service Bulletins (TSBs), indicating numerous potential issues that may not be safety-critical but can affect performance, emissions, or comfort. These often relate to engine management, electrical systems, or complex component interactions. Estimated repair cost: $100 - $1,000+.

Some 3.0L supercharged engines can exhibit increased oil consumption, particularly as they age. This can be due to worn piston rings or valve stem seals. Estimated repair cost: $1,000 - $3,000+.

2011 Audi S4 Maintenance guide

Name: Maintenance dataset for 2011 Audi S4
Creator: Carfocal

v1.0Updated May 30, 2026Ethan Miller4 Sources Analyzed1 Critical Recalls

MAINTENANCE SUMMARY

The 2011 Audi S4 demands diligent maintenance, particularly concerning its fuel system due to a critical recall for fuel leaks. With a high TSB count of 460, proactive inspections of the fuel rails and seals are essential.

View Critical Issue: Fuel Rail Leaks

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Reliability Score

Est. Annual Maintenance Cost

$600 - $1,200

TSBs & Recalls

460 TSBs | 1 Recalls

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Key Takeaways

Prioritize fuel system inspections due to a critical recall for fuel rail leaks.
Expect a higher maintenance burden due to a significant number of Technical Service Bulletins (TSBs).

2 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance