Mazda CX-5 Service & Repair Manual: Water Pump
Purpose, Function
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The water pump operates by obtaining drive force from the engine via the drive belt to pump engine coolant.
Construction
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The water pump is installed to the engine front.
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The water pump consists of the following parts:
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A hard plastic shroud impeller has been adopted to the impeller. As a result, leakage loss from the front and back surfaces of the impeller is reduced and the pump efficiency is improved.
Operation
1. The water pump pulley rotates by obtaining drive force from the engine via the drive belt.
2. The impeller with the water pump pulley and shaft connected rotates to pump engine coolant.
Water Pump Removal/Installation
WARNING:
Never remove the cooling system cap or loosen the radiator drain plug while
the engine is running, or when the engine and radiator are hot. Scalding engine
coolant and steam may ...
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 o ...
Other materials:
Bumper Bracket Removal [Panel Replacement]
Symbol Mark
Removal Procedure
1. Rough cut area locations indicated by (A).
2. Grind the 6 locations indicated by (B) shown in the figure.
CAUTION:
When grinding 6 locations indicated by (B) shown in the figure and the front
side frame is damaged, there is a possibility that ...
Vacuum Pump Removal/Installation
1. Remove the plug hole plate..
2. Remove the battery..
3. Set the PCM wiring harness out of the way.
4. Disconnect the vacuum hose from the vacuum pump..
5. Remove in the order shown in the table.
6. Install in the reverse order of removal.
1
Vacuum hose
...
Overheating
Overheating
If the High engine coolant temperature warning light illuminates, the vehicle
loses power, or you hear a loud knocking or pinging noise, the engine is probably
too hot.
WARNING
Switch the ignition to off and make sure the fan is not running before attempting
to work near the c ...
