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:
PCM Configuration (Using As Built Data)
NOTE:
If the configuration is performed using As-Built data, the set value of the
personalization function is reset to the initial value (condition when shipped
from factory). Verify the set value with the customer and perform the personalization
function setting after performing th ...
Oil Cooler [Fw6 A EL, Fw6 Ax EL]
Purpose/Function
The oil cooler constantly maintains maximum ATF performance in the transaxle
by maintaining an optimum ATF temperature which has the effect of achieving
reduced fuel consumption.
Construction/Operation
The oil cooler performs the following operations accord ...
Spark Plug Removal/Installation [Skyactiv G 2.0]
CAUTION:
If a spark plug that is not as specified is installed, engine performance
will be deteriorated. Install only the specified spark plug when replacing.
1. Disconnect the negative battery cable..
2. Remove the plug hole plate..
3. Remove the ignition coils..
4. Remove th ...
