Water Pump Component Installation Note

WARNING: This page is about a different car, the 2016 Mazda CX-3. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION:

Assemble the water pump gasket to the correct direction shown in the figure. Otherwise, it could leak engine coolant and damage the engine.

Fig 1: Assembling Water Pump Gasket
Courtesy of MAZDA MOTORS CORP.
Do not apply oil (such as engine oil, ATF) to the water pump gasket. Otherwise, the gasket could swell causing a seal malfunction.

Insert a new water pump gasket into the water pump groove.
Install the water pump.
Tighten the bolts in the order shown in the figure.

Fig 2: Water Pump Bolts Tightening Sequence
Courtesy of MAZDA MOTORS CORP.

Tightening torque
1. 20-26 N.m {2.1-2.6 kgf.m, 15-19 ft.lbf}
Clean away the sealant adhering to the bolt hole on the cylinder block side of the water inlet pipe stay.
Remove the engine oil solenoid valve to secure a sufficient space for installing the water inlet pipe stay bolt. (See ENGINE OIL SOLENOID VALVE REMOVAL/INSTALLATION .)
Install the water inlet pipe stay bolt.

Fig 3: Installing Water Inlet Pipe Stay Bolt
Courtesy of MAZDA MOTORS CORP.
Install the engine oil solenoid valve. (See ENGINE OIL SOLENOID VALVE REMOVAL/INSTALLATION .)