Oil Cooler Installation Note

WARNING: This page is about a different variant/trim than selected.

Completely remove any oil, dirt, or other foreign matter from the oil cooler seating surface and the oil cooler bolts.
CAUTION:
- Do not apply engine coolant to the following areas and parts. Otherwise, the O-ring could swell causing a seal malfunction.
  - O-ring installation groove of oil cooler
  - Oil cooler installation surface of cylinder block
  - O-ring
Install new O-rings to the oil cooler.

Courtesy of MAZDA MOTORS CORP.
Temporarily tighten the oil cooler bolts until they are seated.
Tighten the bolts in the order shown in the figure.

Fig 1: Oil Cooler Bolts Tightening Sequence
Courtesy of MAZDA MOTORS CORP.
Tighten the bolts in the order shown in the figure again.

Fig 2: Oil Cooler Bolts Tightening Sequence

Courtesy of MAZDA MOTORS CORP.