With Water Temperature Sensor
1. Remove the battery..
2. Drain the engine coolant..
3. Remove the insulator.

4. Remove the clips and remove the heater hose.



5. Remove the heater hose.

6. Install in the reverse order of the removal.
7. Inspect for engine coolant leakage..
Without Water Temperature Sensor
1. Remove the battery..
2. Drain the engine coolant..
3. Remove the insulator.

4. Remove the clips and remove the heater hose.



5. Install in the reverse order of the removal.
6. Inspect for engine coolant leakage..
Heater Core Inspection
Rear Heat Duct Removal/InstallationOwner Maintenance Precautions
The owner or a qualified service technician should make these vehicle inspections
at the indicated intervals to ensure safe and dependable operation.
Bring any problem to the attention of an Authorized Mazda Dealer or qualified
service technician as soon as possible.
When Refueling
• Brake ...
Differential Oil Temperature Sensor
Purpose, Function
The differential oil temperature sensor detects the rear differential oil
temperature based on the resistance of the thermistor, and inputs it to the
AWD CM.
Construction
The differential oil temperature sensor is installed in the rear differential
carr ...
Electrical Fan Control [Skyactiv G 2.0]
Outline
Through cooling of the radiator and condenser by operation of the cooling
fan according to vehicle conditions, engine reliability and cooling performance
have been improved.
Block Diagram
Operation
The PCM determines the demand airflow volume by the following c ...