When the headlight switch is in the ON position or in the AUTO position and all doors (and tailgate) are closed and locked, if you press the door unlock button on the remote transmitter or smart key, the headlights will come on for about 15 seconds.
If the headlight switch is in the AUTO position, the function can only operate at night.
To turn off the headlights immediately, do one of the following:
Hyundai Tucson (LM) 2010-2015 Service Manual: Components and Components Location
Components Location
1. PCV valve2. Canister3. Purge control solenoid valve (PCSV)4. Fuel tank pressure sensor (FTPS)5. Canister close valve (CCV)6. Fuel level sender (FLS)7. Fuel tank air filter8. Catalytic converter (CCC Type)
1. PCV Valve2. Canister3. Purge Control Solenoid Valve ( ...
Hyundai Tucson (LM) 2010-2015 Service Manual: Rear Seat Components and Components Location
Components
1. Headrest2. Headrest guide3. Upper bezel4. Tether anchor garnish5. Armrest cover6. Seat back cover7. Armrest8. Seat cushion cover9. Seat warmer10. Seat cushion pad
...