Mazda CX-5 Service & Repair Manual: Cooling Fan Relay
Purpose, Function
-
The cooling fan relay operates by receiving the signal from the PCM to supply power to the cooling fan motor.
Construction
-
The cooling fan relay is installed on the relay and fuse block.
Operation
-
The contact point is on when the battery voltage is supplied to the coil based on the signal from the PCM, and the battery voltage is supplied to the cooling fan motor.
Fail-safe
-
Function not equipped.
Water Pump
Purpose, Function
The water pump operates by obtaining drive force from the engine via the
drive belt to pump engine coolant.
Construction
The water pump is installed to the eng ...
Thermostat Inspection
1. Remove the thermostat..
2. Visually check that the thermostat valve is closed.
3. Place the thermostat in water.
WARNING:
During inspection, the thermostat and water are extremely hot ...
Other materials:
Ambient Temperature Sensor [Manual Air Conditioner]
Purpose
The ambient temperature sensor detects the ambient temperature.
Function
The ambient temperature sensor converts the detected temperature to an electric
signal.
Construction
A thermistor-type ambient temperature sensor has been adopted.
The ambient ...
Front Drive Shaft Removal/Installation
CAUTION:
Performing the following procedures without first removing the ABS wheel-speed
sensor may possibly cause an open circuit in the wiring harness if it is pulled
by mistake. Before performing the following procedures, disconnect the ABS wheel-speed
sensor connector (axle side) ...
Power Metal Oxide Semiconductor Field Effect Transistor (Power Mos Fet) [Full
Auto Air Conditioner]
Purpose
The power MOS FET controls the blower motor rotation speed.
Function
The power MOS FET controls the supply voltage to the blower motor based on
the gate voltage sent from the climate control unit, and adjusts the fan rotation
speed (airflow volume).
Constructi ...
