Auto A/C and Additional Heater (If Equipped) System Circuit Diagram
Precautions: Precautions for Diagnosing Trouble · General safety (00)
M16A Model
| 1. | Relay box | 16. | Air intake control actuator | 31. | Auto A/C panel |
| 2. | A/C compressor relay | 17. | HVAC control module | 32. | Temperature selector |
| 3. | Main relay | 18. | LIN driver | 33. | Blower speed selector |
| 4. | Radiator cooling fan relay No.1 | 19. | CAN driver | 34. | Illumination light |
| 5. | Radiator cooling fan relay No.2 | 20. | Compressor | 35. | A/C switch |
| 6. | Radiator cooling fan relay No.3 | 21. | Radiator cooling fan motor | 36. | Air intake switch |
| 7. | J/B | 22. | A/C refrigerant pressure sensor | 37. | “AUTO” switch |
| 8. | Blower motor relay | 23. | Rear defogger and mirror heater relay | 38. | “OFF” switch |
| 9. | Blower motor | 24. | Rear defogger | 39. | “MODE” (air flow) switch |
| 10. | Diode | 25. | Outside air temperature sensor | 40. | Defroster switch |
| 11. | Blower motor controller | 26. | Evaporator temperature sensor | 41. | Rear defogger switch |
| 12. | Inside air temperature sensor | 27. | Tail light relay | 42. | To continuous power supply |
| 13. | Sunload sensor | 28. | BCM | 43. | To ignition power supply |
| 14. | Temperature control actuator | 29. | Combination meter | 44. | To other control module and DLC connected by CAN |
| 15. | Air flow control actuator | 30. | ECM |
K14C Model
| 1. | Relay box | 16. | Air intake control actuator | 31. | ECM |
| 2. | Main relay | 17. | HVAC control module | 32. | Auto A/C panel |
| 3. | A/C compressor relay | 18. | LIN driver | 33. | Temperature selector |
| 4. | Radiator cooling fan relay No.1 | 19. | CAN driver | 34. | Blower speed selector |
| 5. | Radiator cooling fan relay No.2 | 20. | Compressor | 35. | Illumination light |
| 6. | Radiator cooling fan relay No.3 | 21. | Radiator cooling main fan motor | 36. | A/C switch |
| 7. | J/B | 22. | Radiator cooling sub fan motor | 37. | Air intake switch |
| 8. | Blower motor relay | 23. | A/C refrigerant pressure sensor | 38. | “AUTO” switch |
| 9. | Blower motor | 24. | Rear defogger and mirror heater relay | 39. | “OFF” switch |
| 10. | Diode | 25. | Rear defogger | 40. | “MODE” (air flow) switch |
| 11. | Blower motor controller | 26. | Outside air temperature sensor | 41. | Defroster switch |
| 12. | Inside air temperature sensor | 27. | Evaporator temperature sensor | 42. | Rear defogger switch |
| 13. | Sunload sensor | 28. | Tail light relay | 43. | To continuous power supply |
| 14. | Temperature control actuator | 29. | BCM | 44. | To ignition power supply |
| 15. | Air flow control actuator | 30. | Combination meter | 45. | To other control module and DLC connected by CAN |
D16AA Model
| [A]: | Additional heater system circuit (if equipped) | 17. | HVAC control module | 34. | Blower speed selector |
| 1. | Relay box | 18. | LIN driver | 35. | Illumination light |
| 2. | Main relay | 19. | CAN driver | 36. | A/C switch |
| 3. | A/C compressor relay | 20. | Compressor | 37. | Air intake switch |
| 4. | Radiator cooling fan relay No.1 | 21. | Radiator cooling main fan motor | 38. | “AUTO” switch |
| 5. | Radiator cooling fan relay No.2 | 22. | Radiator cooling sub fan motor | 39. | “OFF” switch |
| 6. | Radiator cooling fan relay No.3 | 23. | A/C refrigerant pressure sensor | 40. | “MODE” (air flow) switch |
| 7. | J/B | 24. | Rear defogger and mirror heater relay | 41. | Defroster switch |
| 8. | Blower motor relay | 25. | Rear defogger | 42. | Rear defogger switch |
| 9. | Blower motor | 26. | Outside air temperature sensor | 43. | To continuous power supply |
| 10. | Diode | 27. | Evaporator temperature sensor | 44. | To ignition power supply |
| 11. | Blower motor controller | 28. | Tail light relay | 45. | To other control module and DLC connected by CAN |
| 12. | Inside air temperature sensor | 29. | BCM | 46. | Sub fuse box |
| 13. | Sunload sensor | 30. | Combination meter | 47. | Additional heater relay No.1 |
| 14. | Temperature control actuator | 31. | ECM | 48. | Additional heater relay No.2 |
| 15. | Air flow control actuator | 32. | Auto A/C panel | 49. | Additional heater relay No.3 |
| 16. | Air intake control actuator | 33. | Temperature selector | 50. | Additional heater assembly |