2013 SUBARU BRZ FA20 (ZN6)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Minor oil consumption in some early engines
• Rear head gasket issues rare but reported in high mileage

First checks

• Check timing chain tensioner noises
• Inspect ignition coils for misfire symptoms

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

• Global markets generally share the FA20 engine but power output and emissions equipment may vary slightly depending on region and local regulations.
• Brake fluid and oil recommendations come from Subaru USA and Subaru Japan official maintenance manuals.