Mazda CX-5 Service & Repair Manual: Water Pump

Mazda CX-5 Service & Repair Manual / Engine / Cooling / 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 engine front.
The water pump consists of the following parts:
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:

Engine Coolant Temperature (ECT) Sensor Inspection
Resistance Inspection WARNING: When the engine is hot, it can badly burn. Turn off the engine and wait until it is cool before removing the ECT sensor. ECT Sensor No.1 1. Remove the ECT sensor No.1.. 2. Place the ECT sensor No.1 in water with a thermometer, and heat the water ...

Clutch Cover Inspection [C66 M R]
1. Remove the clutch cover.. 2. Perform the following procedures to inspect the clutch cover. If it exceeds the maximum specification, replace the clutch cover.. a. Measure the wear of the diaphragm spring fingers. Clutch cover diaphragm spring fingers maximum depth 0.6 ...

Rear Window Wiper and Washer
The ignition must be switched ON. Rear WindowWiper Turn the wiper on by turning the rear wiper/washer switch. Rear WindowWasher To spray washer fluid, turn the rear wiper/ washer switch to the position. After the switch is released, the washer will stop. If the washer does not work, ins ...