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:
Engine Coolant Leakage Inspection [Mzr 2.0, Mzr 2.5]
WARNING:
Never remove the cooling system cap or loosen the radiator drain plug while
the engine is running, or when the engine and radiator are hot. Scalding engine
coolant and steam may shoot out and cause serious injury. It may also damage
the engine and cooling system.
Tu ...
A/C Compressor Removal/Installation
1. Disconnect the negative battery cable..
2. Discharge the refrigerant..
3. Remove the aerodynamic under cover No.2..
4. Remove the drive belt..
5. Remove the water hose bracket.
CAUTION:
If moisture or foreign material enters the refrigeration cycle, cooling ability
will b ...
Clutch Pedal Position Switch Removal/Installation [C66 M R]
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the clutch pedal position switch connector.
4. Remove the clutch pedal position switch from the pedal bracket.
5. Insert a new clutch pedal position switch into the pedal bracket hole until
the switc ...
