1999 MITSUBISHI Eclipse 4G63/4G64 (D32A (2nd Gen))
D32A (2nd Gen) / Coupe / North America, Japan, Europe
4G634G64Exact year/trim recordGold
Engine identity
Oils and fluids
Service and parts data
Common and chronic problems
- Timing belt wear (replace at recommended intervals)
- Turbocharger issues on 4G63 if poorly maintained
- Cooling system thermostat failures
First checks
- Timing belt condition and replacement history
- Turbocharger shaft play and boost leaks (for turbo versions)
- Cooling system pressure testing
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
- 1999 was the final model year for the 2nd generation Eclipse globally, with engine and trim availability varying by region.
- Turbocharged 4G63 engine mainly available in North American GSX/GS-T trims; European and Japanese markets had different variations and may include naturally aspirated 4G64 or other engines.