Mazda CX-5 Service & Repair Manual: Heater Core
Purpose
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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:
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 ...
Front Body Control Module (Fbcm) Removal/Installation
CAUTION:
If configuration is not performed when the front body control module (FBCM)
is replaced with a new one, the vehicle specification information is not stored
in the front body control module (FBCM) and the system will not operate normally.
When performing configuration, ...
Relay And Fuse Block Removal/Installation
1. Remove the battery tray..
2. Remove the air cleaner case..
3. While pressing the relay and fuse block upper cover tab in the direction of
the arrow (1) shown in the figure, lift up the relay and fuse block upper cover
in the direction of the arrow (2) to detach the relay and fuse block up ...
