Mazda CX-5 Service & Repair Manual: Cooling Fan Relay
Purpose, Function
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The cooling fan relay operates by receiving the signal from the PCM to supply power to the cooling fan motor.
Construction
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The cooling fan relay is installed on the relay and fuse block.
Operation
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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:
Fuel Pump Relay
Purpose, Function
Controls the fuel pump on/off according to control signals from the PCM.
The fuel pump is operated only at engine start or when the engine is running
to improve safety.
Construction
The fuel pump relay is installed in the relay and fuse block.
...
Key Cylinder Switch
Purpose
The switch turns on/off in conjunction with the front door key cylinder lock/unlock
and the rear body control module (RBCM) detects the key cylinder operation condition
by the change in the voltage.
Function
The key cylinder switch contact point changes in conjuncti ...
Oil Cooler Removal/Installation [Fw6 A EL, Fw6 Ax EL]
1. Disconnect the negative battery cable..
2. Remove the front under cover No.2..
3. Drain the ATF..
4. Drain the engine coolant..
5. Remove in the order indicated in the table.
1
Water hose (connected to the water pipe)
2
Water hose ...
