Inspection 1. Turn the ignition switch OFF. 2. Disconnect the intake actuator connector. 3.
Components Connector [A] Pin NO Function Pin NO Function 1 Low 4 Middle Low 2 COMMON 5 Middle High 3 Ground 6 High Connector [B] Pin NO Function Pin NO Function 1 Battery Power 17 IGN2 2 ISG B+ 18 IGN1 3 ILL+ (TAIL) 19 - 4 Sensor REF (+5) 20 - 5 - 21 PTC Relay 1 6 Intake actuator (F/B) 22 - 7 EVAP Sensor (+) 23 MAX Blower ON Signal 8 AMB Sensor (+) 24 - 9 - 25 - 10 - 26 C_CAN High 11 Intake actuator (Fresh Air) 27 C_CAN Low 12 Intake actuator (Recirculated Air) 28 - 13 HTD (Rear defog indicator) 29 ECV+ 14 Rear defog switch 30 ECV(-) 15 Blower ON signal to common 31 Sensor ground 16 ILL- (RHEO) 32 Ground
Inspection 1. Disconnect the negative (-) battery terminal. 2. Remove the crash pad lower panel (A). (Refer to Body - "Crash Pad Lower Panel") 3. Remove the crash pad lower switch (A).
Component Location 1. Heater unit assembly Compoents 1. Mode control actuator 2. Heater core case 3. Center duct seal 4. PTC heater 5. Heater core assembly 6. Heater case [LH] 7.