Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSMAZDA1999626 ES, 2.5 D, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 436 (COOLING SYSTEM)WATER PUMP REMOVAL/INSTALLATION

1999 Mazda 626 ES, 2.5 D, Standard

Water Pump Removal/Installation

1999 Mazda 626 ES, 2.5 D, StandardSECTION Water Pump Removal/Installation

WARNING: This page is about a different car, the 2005 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

Remove and install all parts when the engine is cold, otherwise they can cause severe burns or serious injury.

Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .)
Remove the battery cover.
Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .)
Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT .)
Remove the battery, battery box, battery tray. (See BATTERY REMOVAL/INSTALLATION .)
Before positioning the drive belt out of the way, loosen the water pump pulley installation bolt.
Position the drive belt out of the way. (See DRIVE BELT REPLACEMENT .)
Remove in the order indicated in the table.
Install in the reverse order of removal.
Add engine coolant. (See ENGINE COOLANT REPLACEMENT .)
Inspect for engine coolant leakage. (See ENGINE COOLANT LEAKAGE INSPECTION .)

Fig 1: Installing Water Pump With Torque Specifications
Courtesy of MAZDA MOTORS CORP.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.