Air Intake Mode Does Not Change: Outline
AIR INTAKE MODE DOES NOT CHANGE DESCRIPTION AND POSSIBLE CAUSE
| Troubleshooting item |
Air intake mode does not change |
| Description |
- Air intake mode does not change when switching REC/FRESH mode.
- No change in wind noise when airflow volume is set to 3 or more even if REC/FRESH switch is operated.
|
| Possible cause |
- DTCs are stored in the dash-electrical supply unit. (Detects DTC and activates fail-safe)
- Air intake link malfunction (lack of grease or bad installation)
- Air intake actuator malfunction
- Air intake door malfunction (bad installation or damage)
- Malfunction in wiring harness (including connector/terminal) between air intake actuator and dash-electrical supply unit
- Climate control unit malfunction
- Dash-electrical supply unit malfunction
|
 Courtesy of MAZDA MOTORS CORP.
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| 1 |
Dash-electrical supply unit |
| 2 |
Air intake actuator |