2008 HYUNDAI Sonata G6EA/GDI Theta-II 2.4L (NF)
NF / Sedan / Global (North America, South Korea, China, Middle East, and selected markets)
G6EAGDI Theta-II 2.4LD4EA2.7L V6 Lambda II3.3L V6 Lambda IIFiche exacte année/versionSilver
Engine identity
Oils and fluids
Service and parts data
Common and chronic problems
- Timing chain noise in some 2.4L engines
- High oil consumption reported in some markets
- Ignition coil failures noted in early model years
First checks
- Inspect timing chain tension and noise
- Check for oil leaks around valve cover gasket
- Inspect spark plugs and coil condition
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
- Multiple engine variants depending on market: North America favored 2.4L Theta-II and V6 engines, South Korea offered diesel and GDI petrol options.
- 2008 is the latter half of the NF generation (2005-2010), styling and mechanical updates occurred mainly in 2008 focusing on safety and cosmetic improvements.