Some 3.0L TFSI engines can exhibit increased oil consumption, potentially due to worn piston rings or valve stem seals. This requires regular monitoring and top-offs. Estimated repair cost: $1,500 - $3,000+.

PCV System Malfunction

The Positive Crankcase Ventilation (PCV) system can fail, leading to vacuum leaks and rough idling. This is a common issue on many turbocharged and supercharged Audi engines. Estimated repair cost: $500 - $1,200.

Supercharger Belt Wear

The belt driving the supercharger can wear over time, leading to reduced boost pressure and performance. Regular inspection is recommended. Estimated repair cost: $300 - $600.

Carbon Buildup on Intake Valves

Direct-injected engines like the 3.0L TFSI are prone to carbon buildup on intake valves, impacting performance and fuel efficiency. Walnut blasting is the typical cleaning method. Estimated repair cost: $800 - $1,500.

CARFOCALvehicle research

2016 Audi S4 Maintenance guide

Name: Maintenance dataset for 2016 Audi S4
Creator: Carfocal

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

MAINTENANCE SUMMARY

The 2016 Audi S4 presents a significant maintenance commitment, underscored by a high TSB count of 242, indicating numerous potential issues. Owners should prioritize addressing TSBs related to the powertrain and electronics.

View Critical Issue: Oil Consumption

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Reliability Score

Est. Annual Maintenance Cost

$700 - $1,200

TSBs & Recalls

242 TSBs | 0 Recalls

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Unlock the Full 2016 Audi S4 Maintenance Guide

Create a free account to reveal the full service schedule, repair costs, and deeper diagnostic data.

Key Takeaways

The 2016 Audi S4 has a high TSB count (242), indicating numerous potential issues requiring attention.
Proactive maintenance and addressing TSBs are crucial for reliability.

3 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance

2016 Audi S4 Maintenance guide

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

MAINTENANCE SUMMARY

View Critical Issue: Oil Consumption

Subscribe to Recall Alerts Subscribe to Recall Alerts

Reliability Score

Est. Annual Maintenance Cost

$700 - $1,200

TSBs & Recalls

242 TSBs | 0 Recalls

CarFocal account required

Unlock the Full 2016 Audi S4 Maintenance Guide

Create a free account to reveal the full service schedule, repair costs, and deeper diagnostic data.

Key Takeaways

The 2016 Audi S4 has a high TSB count (242), indicating numerous potential issues requiring attention.
Proactive maintenance and addressing TSBs are crucial for reliability.

3 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance