Mazda CX-5 Service & Repair 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.
-
Repair with pliers if there is deformation. If there is any malfunction, replace the heater core.
Heater Core
Purpose
The heater core heats passing air.
Function
A portion of the engine coolant is taken into the heater core to heat the
air passing through the heater core.
Co ...
Heater Hose Removal/Installation
With Water Temperature Sensor
1. Remove the battery..
2. Drain the engine coolant..
3. Remove the insulator.
4. Remove the clips and remove the heater hose.
5. Remove the heat ...
Other materials:
Main Fuse
Purpose
If electric current of the specified value or more flows to each fuse, the
fuse melts due to heat generation to protect the systems and parts downstream
of the fuse.
Function
If electric current to each fuse is the specified value or more, the fuse
melts due to h ...
Fuel Distributor
Purpose, Function
Distributes fuel pumped from the high pressure fuel pump to each fuel injector.
Construction
The fuel distributor is installed to the cylinder head.
The fuel distributor is integrated with the fuel pressure sensor.
...
Starting the Engine
WARNING
Radio waves from the key may affect medical devices such as pacemakers: Before
using the key near people who use medical devices, ask the medical device manufacturer
or your physician if radio waves from the key will affect the device.
NOTE
• The key must be carried because the
ke ...
