Oil Cooler: Notes

Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
Remove the front under cover No. 2. (See FRONT UNDER COVER NO. 2 REMOVAL/INSTALLATION .)
Drain the ATF. (See AUTOMATIC TRANSAXLE FLUID (ATF) REPLACEMENT .)
Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT [SKYACTIV-G 2.0] .)
Remove in the order indicated in the table.
Install in the reverse order of removal.
Add the engine coolant. (See ENGINE COOLANT REPLACEMENT [SKYACTIV-G 2.0] .)
Add the ATF. (See AUTOMATIC TRANSAXLE FLUID (ATF) REPLACEMENT .)
Perform the "Mechanical System Test". (See MECHANICAL SYSTEM TEST .)

Fig 1: Oil Cooler Components With Torque Specification

Courtesy of MAZDA MOTORS CORP.

COMPONENT DESCRIPTION

1	Water hose No. 1 (See Water hose No. 1 and No. 2 (oil cooler side) installation note .)
2	Water hose No. 2 (See Water hose No. 1 and No. 2 (oil cooler side) installation note .)
3	Water-cooled oil cooler
4	O-rings