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:
Antenna Feeder No.4 Removal/Installation
Removal
NOTE:
The antenna feeder No.4 is integrated with the dashboard wiring harness.
1. Refer to DASHBOARD DISASSEMBLY/ASSEMBLY.
Installation
CAUTION:
If the antenna feeder No.4 is installed with tension on the cable and wiring
harness it could result in loosening of t ...
Cleaning the Window Interiors
If the windows become covered with an
oily, greasy, or waxy film, clean them with
glass cleaner. Follow the directions on the
container.
CAUTION
Do not scrape or scratch the inside of
the window glass. It could damage the
thermal fi laments and the antenna lines.
When wash ...
Instrument Cluster Inspection
Speedometer
Using a speedometer tester
CAUTION:
When only the front or the rear wheels are driven using a speedometer tester,
the ABS or DSC may determine that the vehicle speed signal is in error and the
engine cannot be stopped by the normal operation. If the engine cannot be stopp ...
