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
-
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:
Awd Control Module
Purpose, Function
The AWD CM calculates the optimal amount of torque distribution for the rear
wheels and outputs a corresponding electric current to the electronic control
coupling (AWD solenoid). This calculation is based on the accelerator pedal
angle, four-wheel speed, engine spe ...
Electronic Control Coupling
Purpose, Function
An electromagnetic clutch, which operates smoothly due to the lack influence
from the front and rear wheel traction force, has been adopted for the electronic
control coupling system.
Construction
The construction of the coupling enables the torque formed ...
Airflow Mode Control [Full Auto Air Conditioner]
Purpose
The airflow mode control changes the airflow mode according to the vehicle
environment.
Function
The airflow mode control drives the airflow mode actuator according to the
mode switch, defroster switch, and the vehicle environment and switches the
position of the ...
