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:
Seat Warmer Unit Inspection
WARNING:
Handling a side air bag improperly can accidentally operate (deploy) the
air bag, which may seriously injure you. Read the service warnings/cautions
in the Workshop Manual before handling the front seat (side air bag integrated)..
CAUTION:
If the slide bar is ope ...
Cargo Compartment Light Bulb Removal/Installation
1. Disconnect the negative battery cable..
CAUTION:
Always disconnect the negative battery cable before performing the cargo
compartment light bulb removal. Otherwise, the circuit may be shorted resulting
in damage to the related parts such as the rear body control module (RBCM).
...
Fuel Injection Control System
Outline
Performs optimum fuel injection according to engine operation conditions.
The PCM determines the engine operation conditions based on the signals from
each input device and drives the fuel injectors at the optimal fuel injection
time (fuel injection amount) and the fuel ...
