| Circuit Diagram |

Diagnosis With GDS 1. BSD system defects can be quickly diagnosed with the GDS. GDS operates actuator quickly to monitor, input/output value and self diagnosis.
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the rear bumper. (Refer to Body - "Rear Bumper") 3. Remove the BSD unit (A) after loosening the mounting screws.
Replacement 1. Discharge refrigerant from refrigeration system. 2. Replace faulty tube or hose. Cap the open fittings immediately to keep moisture or dirt out of the system. 3. Tighten joint of bolt or nut to specified torque.
Component Location Components 1. Heater Case (LH)2. Separator3. Evaporator Core4. Shower Duct (LH)5. Heater Core Cover6. Heater Core7. Mode Actuator8. Mode Cam9. Temp Actuator (Drive)10. Vent Door Arm11. Floor Door Arm 1. Heater Case (RH)2.