Timing Chain Installation Note

WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.

Install the chain guide (No. 1).
Remove the bolt securing the tensioner arm and apply tension to the timing chain.
Rotate the crankshaft clockwise two turns and verify that the valve timing is correct.
NOTE:
- The timing mark of SKYACTIV-G 2.5 is not completely parallel with the upper surface of the cylinder head.
  
  Fig 1: Identifying Timing Mark With Cylinder Head Upper Surface
  Courtesy of MAZDA MOTORS CORP.
- If the valve timing is not correct, remove the engine front cover and reassemble the timing chain to each sprocket. (See TIMING CHAIN REMOVAL/INSTALLATION .)
Install the blind plugs (upper and lower) for the engine front cover service holes.

Fig 2: Installing Blind Plugs (Upper And Lower) For Engine Front Cover Service Holes
Courtesy of MAZDA MOTORS CORP.

Tightening torque
- Upper: 8-11 N.m {82-112 kgf.cm, 71-97 in.lbf}
- Lower: 17-23 N.m {1.8-2.3 kgf.m, 13-16 ft.lbf}