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:
Washer Motor Removal/Installation
1. Disconnect the negative battery cable..
2. Set the front over fender aside..
3. Set the mudguard (RH) aside..
4. Remove the front bumper..
5. Disconnect the washer motor connector from the washer motor.
6. Disconnect the windshield washer hose from the washer motor.
7. Disconnect the ...
Crankshaft Position (CKP) Sensor
Purpose/Function
Detects the crankshaft speed as basic information for mainly determining
the fuel injection timing and ignition timing.
Detects the crankshaft speed and inputs it to the PCM as a CKP signal.
Construction
Installed on the side of the cylinder block (ri ...
Hydraulic Lash Adjuster, Rocker Arm
Purpose, Function
HLA
The HLA maintains the valve clearance at a constant 0 mm and maintenance-free
valve clearance is realized.
Rocker arm
With the adoption of the needle roller bearing built into the rocker arm,
the contact to the cam employs rolling contact to reduce sl ...
