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:
Malfunctioning Wheel Unit Identification
NOTE:
The tire pressure monitoring system (TPMS) does not identify the location
of the malfunctioning wheel unit on the vehicle (RF, LF, LR, RR). The TPMS identifies
each wheel unit as No.1, No.2, No.3 and No.4. In order to identify the location
of the wheel unit, perform the follow ...
Gracenote Database (Type B)
When a USB device is connected to this unit and the audio is played, the
album name,
artist name, genre and title information are automatically displayed if there is
a match in
the vehicle's database compilation to the music being played. The information
stored in this
device uses database ...
Shift-Lock System
The shift-lock system prevents shifting out
of P unless the brake pedal is depressed.
To shift from P:
Depress and hold the brake pedal.
Start the engine.
Press and hold the lock-release button.
Move the selector lever.
NOTE
When the ignition is switched to ACC or
the ignition ...
