2015 SUBARU WRX FA20DIT/EJ255 (VA)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Turbocharger wastegate rattling (early FA20DIT engines)
• Oil consumption in EJ255 variants

First checks

• Inspect turbocharger for unusual noise
• Check for oil leaks around valve cover and turbo
• Verify updated wastegate actuator on FA20DIT models

Avant de remplacer des pièces

• 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

• The WRX moved from EJ series engines to the FA20DIT in the US market for the 2015 model year, marking a shift in technology but not universally across all global markets.
• Engine oil capacity includes oil filter refill; always use Subaru OEM or equivalent oil filter for service.