Symptoms :
1. Aircond not function
2. Aircond light not function
Fault Codes :
1. B1234 – AC high pressure switch fault
2. B1235 – AC low pressure switch fault
3. B10DA – AC clutch relay fault
4. B12AB – Evaporator temperature sensor fault
5. P0645 – AC clutch relay control circuit
6. P0532 / P0533 – Refrigerant pressure sensor low/high
7. B1421 / B1422 – Blend‑door actuator LH/RH stuck
8. B12A0 / B12A1 – Mode‑door actuator position out of range
9. B10AC – Recirculation door actuator fault
