Leaking oil from the engine, often from valve cover gaskets or oil pan seals, can lead to low oil levels and potential engine damage if not addressed promptly. The high TSB count may include minor oil consumption or sealing issues. Estimated repair cost: $500 - $1500.

Infotainment System Glitches

Software-related issues with the MMI infotainment system, such as freezing, unresponsiveness, or connectivity problems, are common in modern Audis. The high TSB count likely includes updates and fixes for these systems. Estimated repair cost: $200 - $800.

Performance-oriented vehicles like the S4 can experience accelerated brake wear due to their powerful braking systems and spirited driving. Regular inspection is crucial. Estimated repair cost: $600 - $1200.

CARFOCALvehicle research

2023 Audi S4 Maintenance guide

Name: Maintenance dataset for 2023 Audi S4
Creator: Carfocal

v1.0Updated Jun 2, 2026Ethan Miller4 Sources Analyzed

MAINTENANCE SUMMARY

The 2023 Audi S4, with 229 Technical Service Bulletins (TSBs), suggests a need for diligent attention to potential minor issues. While no recalls or consumer complaints are logged, proactive maintenance is key.

View Critical Issue: Engine Oil Leaks

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Reliability Score

Est. Annual Maintenance Cost

$400 - $700

TSBs & Recalls

229 TSBs | 0 Recalls

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Key Takeaways

The 2023 Audi S4 has a high TSB count, indicating potential for minor issues requiring dealership attention.
No recalls or consumer complaints have been reported, suggesting good initial reliability.

2 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance