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:
All Wheel Drive System
Outline
The electronic all-wheel drive (AWD) control system automatically and optimally
controls drive torque distribution for the front and rear wheels. Due to this
off-road mobility and driving stability are improved.
Based on the input signals from each sensor, the AWD contro ...
Rear Stabilizer Removal/Installation [Awd]
WARNING:
Verify that the rear crossmember is securely supported by a jack. If the
rear crossmember falls off, it can cause serious injury or death, and damage
to the vehicle.
CAUTION:
Performing the following procedures without first removing the rear ABS wheel-speed
s ...
Air Intake Actuator Inspection [Full Auto Air Conditioner]
1. Connect battery positive voltage to air intake actuator terminal B (or C),
connect terminal C (or B) to ground, and then verify that the air intake actuator
operates as shown in the table.
If the operation condition is not normal, replace the air intake actuator.
...
