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 ...
Immobilizer system
The Subaru Solterra is equipped with advanced key technology featuring
integrated transponder chips that communicate with the vehicle’s onboard system,
ensuring that the EV system can only be started with a properly registered key.
This significantly enhances protection against unauthorized ...
Filament Repair
1. Clean the filament using isopropyl alcohol.
2. Attach tape to both sides of the filament.
3. Using a small brush or marking pen, apply silver paint.
4. After 2—3 min, carefully remove the tape without damaging the applied
area.
CAUTION:
Do not operate the rear window defro ...
