Sienna FWD V6-3.5L (2GR-FE) (2009)
(a) Install the V-ribbed belt tensioner pulley and dust shield with the bolt.
without SST - Torque: 48 N·m (489 kgf·cm, 35ft·lbf)
with SST - Torque: 26 N·m (265 kgf·cm, 19ft·lbf)
NOTICE:
Be careful when tightening the bolt because its thread is left-handed.
Install the dust shield in the direction shown in the illustration. Failure to do so may cause looseness.