Balance shaft module (BSM)
- Insert a stopper pin (A) on the balance shaft module (BSM) to hold the sprocket at the reference position with the timing mark (B) aligned with the timing notch (C).
[Front]
[Rear]
- Install the balance shaft module (BSM).
- Match the timing marks of balance shaft chain sprocket (A) and balance shaft chain (B), then install the balance shaft sprocket on the chain.
- Install the balance shaft module (BSM) (A).
- Tighten the bolts with seating torque 29.4 N.m (3.0 kgf.m, 21.7 lb-ft) and then loosen the bolts.
- Tighten the bolts with specified tightening torque and angle.
Tightening torque:
22.6 - 26.5 N.m (2.3 - 2.7 kgf.m, 16.6 - 19.5 lb-ft) + 43° - 47°
NOTE:- Always use a new balance shaft module (BSM) bolts.
- Match the timing marks of balance shaft chain sprocket (A) and balance shaft chain (B), then install the balance shaft sprocket on the chain.
- Remove the stopper pin (A) from the balance shaft module (BSM).
- Remove the stopper pin (A) from the tensioner.
Information
- When the crankshaft sprocket rotates four times, the balance shaft module (BSM) sprocket rotates five times, the drive shaft rotates eight times and returns to its original position.
- Confirm that the sprocket timing mark (A) is visually aligned with center of adjacent cast timing notch (B).
- Install the other parts in the reverse order of removal.