Mazda 3 Service Manual: Heater Core Inspection
1. Inspect the heater core for damage, cracks, and water leakage.
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If there is any malfunction, replace the heater core.
2. Visually inspect the fins for bending.
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If there is any bending, use the end of a flathead screwdriver to straighten the fins.
3. Visually inspect the heater hose for deformation.
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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:
Oil Pressure Inspection [Mzr 2.0, Mzr 2.5]
WARNING:
Hot engines and engine oil can cause severe burns. Turn off the engine and
wait until it and the engine oil have cooled.
A vehicle that is lifted but not securely supported on safety stands is dangerous.
It can slip or fall, causing death or serious injury. Never work ...
Fuel Gauge
The fuel gauge shows approximately
how much fuel is remaining in the tank
when the ignition is switched ON. We
recommend keeping the tank over 1/4 full.
Type A/Type B instrument cluster
Type C instrument cluster
If the low fuel warning light illuminates or
the fuel level is very low, ...
Control Switches
Temperature control dial
This dial controls temperature. Turn it
clockwise for hot and counterclockwise
for cold.
Fan control dial
The fan has seven speeds.
AUTO position
The amount of airflow will be
automatically controlled in accordance
with the set temperature.
Except AUTO position
Th ...
