Push the lever (1) up (to RES+). If the vehicle speed is over 25 mph (40 km/h), the vehicle will resume the preset speed.
Hyundai Tucson (LM) 2010-2015 Service Manual: Refrigerant line Repair procedures
Replacement
1.
Discharge refrigerant from refrigeration system.
2.
Replace faulty tube or hose.
Cap the open fittings immediately to keep moisture or dirt out of the system.
3.
Tighten joint of bolt or nut to specified torque.
Connections s ...
Hyundai Tucson (LM) 2010-2015 Service Manual: Audio Remote Control Schematic Diagrams
Circuit Diagram
...