Resetting the System
System Standby

Driver Attention Warning system enters the ready status and displays the 'Standby' screen in the following situations.
-- The camera does not detect the lanes.
-- Driving speed remains over 112 MPH (180 km/h).
System setting Driver Attention Warning system is set to be on, when your vehicle is first delivered to you from the factory. To turn ON Driver Attention Warning system, turn on the engine, and then select 'User Settings → Driver Assistance → Driver Attention Warning → Inattentive Driving Warning’ on the LCD display.
Check Driver Attention Warning (DAW) system When the warning message appears, the system is not working properly. In this case, have the vehicle inspected by an authorized HYUNDAI dealer.
Oil Specification 1. The HFC-134a system requires synthetic (PAG) compressor oil whereas the R-12 system requires mineral compressor oil. The two oils must never be mixed. 2. Compressor (PAG) oil varies according to compressor model.
Replacement 1. Disconnect the negative (-) battery terminal. 2. Recover the refrigerant with a recovery / recycling / charging station. 3. When the engine is cool, drain the engine coolant from the radiator.