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:
Adaptive Front Lighting System (Afs) Off Switch Inspection
1. Disconnect the negative battery cable..
2. Remove the switch panel..
3. Verify that the resistance between AFS OFF switches B and C is as indicated
in the table.
If the resistance can be verified as indicated in the table, go to the next
step.
If not as indicated ...
Propeller Shaft Removal/Installation
CAUTION:
If the constant velocity joint is bent during propeller shaft removal/installation
or transportation after servicing, the constant velocity joint boot may contact
the metallic cover and the boot may be damaged. Insert a rag between the boot
and the metallic cover before ser ...
Hydraulic Variable Valve Timing Actuator
Purpose, Function
The hydraulic variable valve timing actuator operates according to the hydraulic
pressure and changes the phases of the exhaust camshaft. As a result, the open/close
period of the exhaust valve is changed, optimized valve timing in accordance
with driving conditions ...
