| Refrigeration Cycle |

InstructionsWhen Handling Refrigerant1.R-134a, R-1234yf liquid refrigerant is highly volatile. A drop on the skin of your hand could result in localized frostbite.
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.
DescriptionThe PTC (Positive Temperature Coefficient) heater is installed at the exit or the backside of the heater core.The PTC heater is an electric heater using a PTC element as an auxiliary heating device that supplements deficiency of interior heat source in highly effective hybrid engine.
Removal1.Remove the front bumper.(Refer to Body - "Front Bumper")2.Disconnect the smart cruise control unit connector (A).3.Remove the smart cruise control nuit assembly (B) from thevehicle after loosening mounting bolts.Installation1.Install in the reverse order of removal.