| Circuit Diagram |

Inspection • Wrap the protective tape on the tool to disassemble with the screwdriver or remover. • Use caution in keeping and handling during disassembling/assembling because it is easily contaminated with lubricant and oil.
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.Disconnect the negative (-) battery terminal.2.Remove the rear bumper.(Refer to Body - "Rear Bumper")3.Remove the rear corner radar unit (A) after loosening the mounting nuts. • Take care not to separate the bracket from rear bumper when removing the rear corner radar sensor.