| Component Location Index |

| 1. Expansion valve 2. Service port (Low pressure) 3. Service port (High pressure) 4. Discharge hose | 5. Suction & Liquid tube assembly 6. Electric A/C compressor 7. Condenser |

| 1. Auto defogging sensor 2. Photo sensor | 3. Heater & A/C control unit 4. Heater & Blower unit |
Refrigerant System Service BasicsRefrigerant Identification• Do not mix HFO-1234yf (R-1234yf) in the vehicle with other refrigerant, such as R-12, R-134a and etc.
Oil Specification1.The HFC-134a system requires synthetic (POE) compressor oil whereas the R-12 system requires mineral compressor oil. The two oils must never be mixed.
Component Location1. Heater unit assemblyCompoents1. Heater core cover2. Heater core & Seal assembly3. Mode actuator [LH]4. Temperature control actuator [LH]5. Shower duct [LH]6. Duct sensor [Floor]7. PTC Heater8. Duct sensor [Vent]9. Heater & Evaporator lower case10.
Removal1.Disconnect the negative (-) battery terminal.2.Remove the front / rear bumper cover.(Refer to Body - "Front Bumper Cover")(Refer to Body - "Rear Bumper Cover")3.Disconnect the connector (A) from the parking assist sensor.4.Remove the sensor (A) by pulling out both ends of the sensor holder.