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:
Engine Disassembly/Assembly
CAUTION:
When the transaxle is installed, do not suspend the engine. Otherwise, the
SST installation area of the cylinder head may be damaged due to excess weight.
Only suspend the engine after separating the engine and transaxle.
Applying excessive force (force of 100 N {10.2 ...
Rear Oil Seal Replacement
1. Remove the transaxle..
2. Remove the flywheel (MTX) or the drive plate (ATX)..
3. Remove in the order indicated in the table.
4. Install in the reverse order of removal.
1
Rear oil seal
(See Rear Oil Seal Removal Note.)
(See Rear Oil Seal Installation Not ...
Starter Relay [Skyactiv G 2.0]
Purpose, Function
The starter relay supplies power to the starter by receiving the signal from
the PCM.
Construction
The starter relay is installed to the relay and fuse block.
Operation
The contact point is on when the voltage is supplied to the coil based on
...
