Oil Pump Driven Sprocket Installation Note (SKYACTIV-G 2.5)

Align the marks on each sprocket and the oil pump chain.

Fig 1: Marking Oil Pump Driven Sprocket, Oil Pump Chain And Balancer Unit Sprocket
Courtesy of MAZDA MOTORS CORP.
While pressing the oil pump chain in the direction of the arrow shown in the figure, install the oil pump driven sprocket.

Fig 2: Installing Oil Pump Driven Sprocket
Courtesy of MAZDA MOTORS CORP.
While locking the oil pump against rotation as shown in the figure, tighten the oil pump driven sprocket installation bolt.

Fig 3: Locking Oil Pump Against Rotation
Courtesy of MAZDA MOTORS CORP.

Tightening torque

20-30 N.m {2.1-3.0 kgf.m, 15-22 ft.lbf}