Thermostat Removal/Installation: Notes

WARNING: This page is about a different car, the 2002 Mazda 626. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery cable.
Remove the ignition coil (KL).
Drain the engine coolant. See ENGINE COOLANT REPLACEMENT .
Remove in the order indicated in the table.
Install in the reverse order of removal.

Fig 1: Identifying Thermostat Removal/Installation (2.0L)
Courtesy of MAZDA MOTORS CORP.

Fig 2: Identifying Thermostat Removal/Installation (2.5L)
Courtesy of MAZDA MOTORS CORP.