Mazda 3 Service Manual: Airflow Mode Actuator Inspection [Full Auto Air Conditioner]

Mazda 3 Service Manual / HVAC / A/C / Airflow Mode Actuator Inspection [Full Auto Air Conditioner]

CAUTION:

If the lever position exceeds the operation range shown in the figure, the circuit in the actuator could be damaged. Always perform an actuator operation inspection with the lever movement within the range shown in the figure.

1. Connect battery positive voltage to airflow mode actuator terminal D (or F), connect terminal F (or D) to ground, and then verify that the airflow mode actuator operates as shown in the table.

If the operation condition is not normal, replace the airflow mode actuator.


Terminal		Airflow mode actuator operation
D	F	Airflow mode actuator operation
B+	Ground	DEFROSTER → VENT
Ground	B+	VENT → DEFROSTER

2. Verify that the resistance between terminals B and C, C and A matches the airflow mode actuator operation as shown in the graph.

If the operation condition and resistance are not normal, replace the airflow mode actuator.

Air Mix Actuator Removal/Installation [Full Auto Air Conditioner]

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Airflow Mode Actuator Removal/Installation [Full Auto Air Conditioner]

1. Set the air intake mode to FRESH. 2. Set the air mix mode to MAX COLD. 3. Disconnect the negative battery cable.. 4. Remove the following parts: a. Front doors. b. Front scuff plate. c. ...

Other materials:

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1. Remove the aerodynamic under cover No.2 and splash shield as a single unit.. 2. Rotate the drive belt auto tensioner in the direction shown in the figure and remove the drive belt. 3. Install the drive belt. 4. Verify that the drive belt auto tensioner indicator mark does not exceed ...

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Driving Tips
WARNING Do not let the vehicle move in a direction opposite to the direction selected by the selector lever: Do not let the vehicle move backward with the selector lever in a forward position, or do not let the vehicle move forward with the selector lever in the revers ...