
1.Push the cruise ON/OFF button on the steering wheel to turn the system on. The CRUISE indicator will illuminate.
2.Accelerate to the desired speed, which must be more than 25 mph (40 km/h).

3.Push the lever (1) down (to SET-) , and release it. The SET indicator light will illuminate.
4.Release the accelerator pedal.
✽ NOTICE
The vehicle may slow down or speed up slightly while going uphill or downhill.
Cruise control operation
To increase cruise control speedHyundai Tucson (LM) 2010-2015 Service Manual: Troubleshooting
Troubleshooting
SymptomSuspect areaEngine will not start or hard to startVapor hose damaged or disconnectedEngine hard to startMalfunction of the Purge Control Solenoid ValveRough idle or engine stallsVapor hose damaged or disconnectedMalfunction of the PCV valveRough idleMalfunction of the Eva ...
Hyundai Tucson (LM) 2010-2015 Service Manual: Description and Operation
Description
Exhaust emissions (CO, HC, NOx) are controlled by a
combination of engine modifications and the addition of special control
components.
Modifications to the combustion chamber, intake manifold, camshaft and ignition system form the basic control system.
These items have been int ...