Kia Optima: To turn cruise control off, do one of the following

To resume cruising speed at more than approximately 40 km/h (25 mph)

If any method other than the cruise ON/OFF switch was used to cancel cruising speed and the system is still activated, the most recent set speed will automatically resume when the RES+ switch is ...

Economical operation

Your vehicle's fuel economy depends mainly on your style of driving, where you drive and when you drive. Each of these factors affects how many miles (kilometers) you can get from a gallon (l ...

See also:

Inspection
1. Turn ignition switch OFF. 2. Disconnect the oil temperature sensor connector. 3. Measure resistance between sensor signal terminal and sensor g ...

Crankshaft Position Sensor (CKPS). Troubleshooting
Wave Form ...

Removal and Installation
1. Disconnect the battery negative terminal. Tightening torque :4.0 ~ 6.0N.m (0.4 ~ 0.6kgf.m, 3.0 ~ 4.4lb-ft) 2. Remove th ...