2019 AUDI S3 DAZA/DSG (8V)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Carbon buildup on intake valves due to direct injection
• Water pump and thermostat failures in high mileage units

First checks

• Verify timing chain condition and tensioner noise
• Inspect turbocharger wastegate for proper operation

Before replacing parts

• Save fault codes and freeze-frame data before clearing anything.
• Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
• Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.

Important notes

• Power outputs and torque can vary by market due to emissions and tuning differences
• The 2019 S3 facelift updated styling and electronics but kept the same basic engine architecture