See also:

SOLID RIDE WITH POWER TO SPARE AND EXCELLENT FUEL ECONOMY
In terms of driving characteristics, the Optima is very much in keeping with the Hyundai Sonata, which shares the same platform. The cabin is quiet and the drive is smooth, with the Optima feeling ...

Air cleaner
Filter replacement It must be replaced when necessary, and should not be cleaned and reused. Replace the filter according to the Maintenance Schedule. If the vehicle is operated in extremely d ...

Gauges
Speedometer The speedometer indicates the forward speed of the vehicle. Tachometer The tachometer indicates the approximate number of engine revolutions per minute (rpm). Use the tachometer to ...