Mazda 3 Service Manual: Heater Core Inspection
1. Inspect the heater core for damage, cracks, and water leakage.
-
If there is any malfunction, replace the heater core.
2. Visually inspect the fins for bending.
-
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:
Positive Crankcase Ventilation (PCV) Valve Removal/Installation [Mzr 2.0, Mzr
2.5]
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the intake manifold and the fuel distributor component as a single
unit..
4. Remove in the order indicated in the table.
1
Oil separator
2
Retainer
...
Ignition Coil Removal/Installation [Mzr 2.3 Disi Turbo]
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the charge air cooler..
4. Remove in the order indicated in the table.
5. Install in the reverse order of removal.
1
Connector
2
Ignition coil
...
Keyless Control Module Configuration
1. Connect the M-MDS (IDS) to DLC-2.
2. After the vehicle is identified, select the following items from the initialization
screen of the IDS.
Select “Module Programming”.
3. Then, select items from the screen menu in the following order.
Select “Programmable Modu ...
