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:
Information Display Input/Output Check Mode
NOTE:
In this mode, it is possible to verify the items in the following chart.
Check Code Table
Check code
Check item
Related items
01
Information display
Multi information display
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Door Sash Film Removal
1. Disconnect the negative battery cable.
2. Partially peel back the glass run channel.
3. Partially peel back the door weatherstrip.
4. Remove the following parts:
a. Inner garnish.
b. Front door trim.
c. Power outer mirror.
d. Rear door trim.
e. Rear door speaker.
f. Rear door qu ...
Headlight Auto Leveling System Initialization
CAUTION:
If the headlight auto leveling initial setting is not stored correctly, the
headlight auto leveling system may not operate normally. To store the initial
setting correctly, perform the initial setting with the vehicle under the following
conditions:
No occupant ...
