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:
Glass Antenna
Purpose, Function
4SD
The AM/FM radio waves and RDS-TMC (Radio Data System-Traffic Message Channel)
radio waves are converted to an electrical signal and the signal is sent to
the audio unit.
5HB (With audio unit (with display))
The RDS-TCM (Radio Data System-Traffic Mes ...
Sunroof Unit Removal/Installation
CAUTION:
If the sunshade is forced close while the sunroof is open, the sunshade could
be damaged.
1. Disconnect the negative battery cable..
2. Remove the rain sensor cover. (Vehicles with auto light/wiper system).
3. Disconnect the rain sensor connector. (Vehicles with auto l ...
Power Window Lock Switch
This feature prevents all power windows
from operating, except the driver's power
window. Keep this switch in the locked
position while children are in the vehicle.
Locked position (button depressed):
Only the driver's power window can be
operated.
Unlocked position (button not
depressed ...
