See also:

Operating door locks from inside the vehicle
With the door lock button • To unlock a door, push the door lock button (1) to the “Unlock” position. The red mark (2) on the button will be visible. • To lock a door, push the door lock button ...

SIX-SPEED AUTOMATIC AND MANUAL TRANSMISSIONS
Hyundai's commitment to making the Hyundai Sonata extremely fuel efficient continues with a six-speed automatic transmission with SHIFTRONIC manual control or a standard six-speed manual transaxle ...

Do not operate the engine within the tachometer's RED ZONE. This may cause severe engine damage.
Engine temperature gauge This gauge shows the temperature of the engine coolant when the ignition switch is ON. Do not continue driving with an overheated engine. If your vehicle overheats, re ...