Thermostat Removal/Installation: L3

WARNING: This page is about a different car, the 2004 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery cable.
Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT .)
Remove the drive belt. (See DRIVE BELT REPLACEMENT .)
Remove the P/S oil pump with hoses and pipe still connected. Position the P/S oil pump out of the way.
Remove in the order indicated. See Fig 1.
Install in the reverse order of removal.
Add the engine coolant. (See ENGINE COOLANT REPLACEMENT .)
Inspect the engine coolant leakage. (See ENGINE COOLANT LEAKAGE INSPECTION .)

Fig 1: Thermostat Removing Sequence (L3)

Courtesy of MAZDA MOTORS CORP.

Fig 2: Removing/Installing Thermostat (L3)

Courtesy of MAZDA MOTORS CORP.