Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000VISQ
Model Year Start: 2016 Model: Sienna Prod Date Range: [12/2015 -           ]
Title: FRONT SUSPENSION: FRONT LOWER BALL JOINT: INSPECTION; 2016 - 2020 MY Sienna [12/2015 -        ]

INSPECTION

PROCEDURE

1. INSPECT FRONT LOWER BALL JOINT ASSEMBLY

(a) Inspect the turning torque of the ball joint.

(1) Secure the front lower ball joint in a vise using aluminum plates.

(2) Install the nut to the front lower ball joint stud.

(3) Using a torque wrench, turn the nut continuously at a rate of 3 to 5 seconds per turn and take the torque reading on the 5th turn.

Turning torque:

0.7 to 4.5 N*m (7 to 46 kgf*cm, 6.2 to 40 in.*lbf)

If the turning torque is not within the specified range, replace the front lower ball joint with a new one.

(b) Inspect the dust cover.

(1) Check that the dust cover is not cracked and that there is no grease on it.