Mazda CX-5 Service & Repair Manual: Heater Core
Purpose
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The heater core heats passing air.
Function
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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
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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
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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:
Seat Weight Sensor Inspection [Two Step Deployment Control System]
CAUTION:
If any of the following work is performed, perform the seat weight sensor
inspection using the M-MDS.
Removal of the passenger-side seat
Loosening and retightening of passenger’s seat fixing bolts
Or, the vehicle is involved in a collision
...
Clutch Pedal Position Switch Removal/Installation [C66 M R]
1. Disconnect the negative battery cable..
2. Disconnect the clutch pedal position switch connector.
3. Rotate the clutch pedal position switch 45° counterclockwise.
4. Remove the clutch pedal position switch from the clutch pedal.
5. Insert a new clutch pedal position switch into t ...
Interior Care
WARNING
Do not spray water in the cabin:
Splashing water on electrical parts such as the audio unit and switches is dangerous
as it could cause a malfunction or a fire.
Dashboard Precautions
Prevent caustic solutions such as perfume and cosmetic oils from contacting the
dashboard. They will ...
