| POSSIBLE CAUSE |
- ECT sensor malfunction
- A/C switch malfunction
- Refrigerant pressure sensor malfunction
- Evaporator temperature sensor malfunction
- FAN switch malfunction
- Communication error between climate control unit and instrument cluster
- Communication error between instrument cluster and PCM
- TR switch malfunction
- Communication error between TCM and PCM
- Air leakage from intake air system
- Improper operation of electronic throttle control system
- APP sensor malfunction
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