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:

Front ABS Wheel Speed Sensor Inspection
Sensor Output Value Inspection CAUTION: Resistance inspection using other testers may cause damage to the ABS wheel-speed sensor internal circuit. Be sure to use the M-MDS to inspect the ABS wheel-speed sensor. 1. Switch the ignition to off. 2. Connect the M-MDS to the DLC-2. ...

Liftgate Hinge Removal/Installation
1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Rear scuff plate. b. Trunk end trim. c. Trunk side trim. d. C-pillar trim. e. D-pillar trim. f. Liftgate. 3. Remove fasteners. 4. While partially peeling back the rear part of the headliner, remove nut ...

Variable Valve Timing Mechanism
Outline Achieves optimum valve timing according to the driving conditions by the variable valve timing mechanism changing the phases of the camshaft. An electric type variable valve timing mechanism on the intake side and a hydraulic pressure type on the exhaust side has been ad ...