See also:

Tire pressure monitoring system (TPMS)
(1) TPMS malfunction indicator (2) Low tire pressure telltale Each tire, including the spare (if provided), should be checked monthly when cold and inflated to the inflation pressure recommende ...

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 ...

Manual climate control system
1. Fan speed control knob 2. Mode selection knob 3. Temperature control knob 4. Air conditioning button (if equipped) 5. Air intake control button 6. Rear window defroster button (if equipped ...