Kia Optima: Fuel Gauge

Engine Temperature Gauge

This gauge shows the temperature of the engine coolant when the ignition switch is ON. If the gauge pointer moves beyond the normal range area toward the H position, it indicates overheating that ...

Tachometer

The tachometer indicates the approximate number of engine revolutions per minute (rpm). Use the tachometer to select the correct shift points and to prevent lugging the engine and/or overrevvin ...

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To unfasten the front lap/shoulder belt
Press the release button on the buckle and allow the belt to slowly retract. WARNING - Front Safety Belts The front seatbacks should always remain in a comfortable, upright position whi ...

Intake Air Temperature Sensor (IATS). Specifications
Specification Temperature Resistance (kΩ) °C °F -40 -40 40.93 ~ 48.35 -20 ...

Tire Replacement
If the tire is worn evenly, a tread wear indicator will appear as a solid band 1/2 inch wide (12.7 mm) across the the tread. This shows there is less than 1/16 inch (1.6 mm) of tread left on the t ...