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:

Sail Garnish Removal/Installation
1. Open the front door. 2. Affix protective tape to the position shown in the figure. 3. Insert a tape-wrapped flathead screwdriver into the shown in the figure and remove the clip A in the direction of arrow (1). 4. Pull the sail garnish in the direction of the arrow (2) and remove it w ...

Engine Coolant Level Inspection
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 shoot out and cause serious injury. It may also damage the engine and cooling system. Tu ...

Electric Variable Valve Timing Actuator Inspection
WARNING: A hot engine can cause severe burns. Turn off the engine and wait until it is cool before servicing. CAUTION: Do not disassemble the electric variable valve timing actuator because it is a precision unit. 1. Disconnect the negative battery cable.. 2. Remo ...