WARNING: This page is about a different car, the 2003 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
Tighten all bolts to 7.2 to 9.7 (0.74 to 0.98 kg-m, 64 to 85 in-lb) in numerical order shown in the figure.
Fig 1: Identifying Tightening Procedures (Electric Throttle Control Actuator)