Mazda 3 Service Manual: Air Mix 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.
Driver-side
1. Connect battery positive voltage to air mix actuator terminal C (or B), connect terminal B (or C) to ground, and then verify that the air mix actuator operates as shown in the table.
-
If the operation condition is not normal, replace the air mix actuator.
|
Terminal |
Air mix actuator operation |
|
|
B |
C |
|
|
B+ |
Ground |
COLD → HOT |
|
Ground |
B+ |
HOT → COLD |
2. Verify that the resistance between terminals F and G, E and F matches the air mix actuator operation as shown in the graph.
-
If the operation condition and resistance are not normal, replace the air mix actuator.
Passenger-side
1. Connect battery positive voltage to air mix actuator terminal C (or B), connect terminal B (or C) to ground, and then verify that the air mix actuator operates as shown in the table.
-
If the operation condition is not normal, replace the air mix actuator.
|
Terminal |
Air mix actuator operation |
|
|
B |
C |
|
|
B+ |
Ground |
HOT → COLD |
|
Ground |
B+ |
COLD → HOT |
2. Verify that the resistance between terminals F and G, E and F matches the air mix actuator operation as shown in the graph.
-
If the operation condition and resistance are not normal, replace the air mix actuator.
Air Intake Actuator Removal/Installation [Manual Air Conditioner]
1. Set the air intake mode to FRESH.
2. Disconnect the negative battery cable..
3. Remove the following parts:
a. Front scuff plate (Passenger-side).
b. Front side trim (Passenger-side).
c. ...
Air Mix Actuator Removal/Installation [Full Auto Air Conditioner]
Driver-side
1. Disconnect the negative battery cable..
2. Disconnect the connector.
3. Remove the hook (1), remove the rod (2) from the air mix actuator link.
4. Remove the screw.
5. ...
Other materials:
Windshield Defrosting and
Defogging
Set the mode selector dial to the
position and turn the fan control dial to the
desired speed.
In this position, the outside air position is automatically selected, and when
the fan control dial is ON, the air conditioner automatically turns on. The air
conditioner will directly dehumidify ...
Drive Belt Auto Tensioner Inspection [Mzr 2.0, Mzr 2.5]
MZR 2.0
1. Remove the generator drive belt with the A/C drive belt still installed and
set it out of the way..
2. Verify that the drive belt auto tensioner moves smoothly in the operational
direction.
If it does not move smoothly, replace the drive belt auto tensioner..
3. T ...
Hood Removal/Installation
WARNING:
Removing the hood without supporting it could cause the hood to fall and
cause serious injury. Always perform the procedure with at least another person
to prevent the hood from falling.
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Fro ...
