Ineffective Operation Of A/C During Engine Stop (I-Stop System): Notes
INEFFECTIVE OPERATION OF A/C DURING ENGINE STOP (I-STOP SYSTEM) - SKYACTIV-G (US) TROUBLESHOOTING REFERENCE
| Troubleshooting item |
Ineffective operation of A/C during engine stop (i-stop system) |
| Description |
- The A/C airflow temperature is too high or low compared with the set temperature while the i-stop function is operating.
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| Possible cause |
A/C system malfunction
- DTCs are stored in the following modules.
- PCM
- Dash-electrical supply unit
- Body control module (BCM)
- Ambient temperature sensor malfunction
- Cabin temperature of target vehicle cannot be calculated. (full-auto air conditioner)
- Passenger compartment temperature sensor malfunction
- Solar radiation sensor malfunction
- Ambient temperature sensor malfunction
- Climate control unit falsely recognizes MAX HOT or MAX COLD of air mix door on driver-side
- Driver-side air mix actuator malfunction
- Driver-side air mix actuator position sensor malfunction
- Driver-side air mix door link stuck
- A/C relay malfunction
- Magnet clutch malfunction
- Refrigerant pressure sensor No. 1 or No. 2 malfunction
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 Courtesy of MAZDA MOTORS CORP.
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