Mazda CX-5 Service & Repair Manual: 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.
Construction
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The heater core consists of a tube which passes engine coolant, and the heat radiation fin.
Operation
-
The engine coolant warmed by the engine heat is sent to the heater core.
-
The air blown by the blower motor is warmed up by heat exchange when it passes through the heat radiation fin of the heater core.
Fail-safe
-
Function not equipped.
Heated Oxygen Sensor (HO2 S) Heater Control [Skyactiv G 2.0]
Outline
Based on the control of the HO2S heater, a stabilized oxygen concentration
is detected even at low exhaust temperatures, and feedback control of fuel injection
even at cold engine ...
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 ...
Other materials:
Compression Inspection
WARNING:
Hot engines and oil can cause severe burns. Be careful not to burn yourself
during removal/installation of each component.
Fuel vapor is hazardous. It can very easily ignite, causing serious injury
and damage. Always keep sparks and flames away from fuel.
Fuel ...
Clock Spring Adjustment [Two Step Deployment Control System]
1. Set the front wheels straight ahead.
CAUTION:
The clock spring will break if over?wound. Do not forcibly turn the clock
spring.
2. Turn the clock spring clockwise until it stops.
3. Turn the clock spring counterclockwise approx. 2 turns.
4. Align the mark on the clo ...
Speaker Grille Removal/Installation
Center Speaker Grille
1. Insert a tape-wrapped flathead screwdriver into shown in the figure and remove
hooks A in the direction of arrow (1).
2. Take the shaded area shown in the figure, and remove the center speaker grille
in the direction of arrow (2) while detaching hooks B.
3. ...
