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:
License Plate Light Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the lens..
3. Insert a tape-wrapped fastener remover to the position shown in the figure,
release the tabs.
4. Pull the rear bumper in the direction of the arrow (1) in the figure, and
pull out the license plate lights in the directi ...
Fuel Filler Lid Opener Cable Removal/Installation
4SD
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Front seat (LH).
b. Front scuff plate (LH).
c. Rear scuff plate.
d. B-pillar lower trim.
e. Rear seat cushion.
f. Rear seat back.
g. Tire house trim.
h. Trunk end trim.
i. Trunk side trim (RH).
j. ...
Cylinder Head Gasket Replacement [Mzr 2.0, Mzr 2.5]
WARNING:
Fuel vapor is hazardous. It can very easily ignite, causing serious injury
and damage. Always keep sparks and flames away from fuel.
Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious
injuries or death and damage. Fuel can also irritate skin ...
