Mazda 3 Service Manual: Heater Core Inspection
1. Inspect the heater core for damage, cracks, and water leakage.
-
If there is any malfunction, replace the heater core.
2. Visually inspect the fins for bending.
-
If there is any bending, use the end of a flathead screwdriver to straighten the fins.
3. Visually inspect the heater hose for deformation.
-
Repair with pliers if there is deformation. If there is any malfunction, replace the heater core.
HVAC SST
49 B061 014
Spring Lock Coupling Disconnect Tool
49 G061 001
Spring Lock Coupling Disconnect Tool
49 B061 015A
Holder
...
Rear Heat Duct Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Upper panel.
b. Shift lever knob (MTX).
c. Selector lever knob (ATX).
d. Shift panel.
e. Side wall.
f. Consol ...
Other materials:
Audio Set (Type B)
NOTE
The explanation of functions described in this manual may differ from the actual
operation, and the shapes of screens and buttons and the letters and characters
displayed
may also differ from the actual appearance.
Additionally, depending on future software updates, the content may succ ...
Lights-On Reminder
The lights-on reminder is operable when
the time setting *1 of the auto headlight off
function is off.
If lights are on and the ignition is switched
to ACC or the ignition is switched off, a
continuous beep sound will be heard when
the driver's door is opened.
*1 If the light switch is le ...
Air Filter Inspection [Mzr 2.3 Disi Turbo]
Airflow Inspection
1. Remove the air filter..
2. Blow from port A and verify that there is airflow from port B.
If there is no airflow, replace the air filter..
3. Blow from port B and verify that there is airflow from port A.
If there is no airflow, replace the air filt ...
