See also:

Engine start/stop button position
OFF To turn off the engine, press the engine start/stop button with the engine start/stop button in the ON position and the shift lever in P(Park). When you press the engine start/stop button wit ...

Crankcase Emission Control System
The positive crankcase ventilation system is employed to prevent air pollution caused by blow-by gases being emitted from the crankcase. This system supplies filtered fresh air to the crankcase th ...

Exterior & Interior Styling
Save for the standard 18-inch alloy wheels and dual exhaust, there's not much inside or out that differentiates the 2.0T from the non-turbo Sonata. I found the driver's seat comfortable, and mater ...