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.
-
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:
Maintaining the Finish
Washing
CAUTION
When the wiper lever is in the
position and the ignition is switched ON,
the wipers may move automatically in
the following cases:
If the windshield above the rain
sensor is touched or wiped with a
cloth.
If the windshield is struc ...
Luggage Compartment
Luggage compartment cover (5-door)
WARNING
Do not place anything on top of the
cover:
Placing luggage or other cargo on top
of the luggage compartment cover is
dangerous. During sudden braking or
a collision, the cargo could become
a projectile that could hit and injure
...
Illuminated Entry System
When the illuminated entry system
operates, the overhead light (switch is in
the DOOR position) turn on for:
About 30 seconds after the driver's door
is unlocked and the ignition is switched
off.
About 15 seconds after all doors are
closed and the ignition is switched off.
About 5 se ...
