Remove Speed Sensor

Disconnect the speed sensor connector.

Fig 1: Identifying Speed Sensor Connector
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Remove the 2 (4WD and pre runner) or 4 (2WD (except pre runner)) clamp bolts holding the sensor harness from the steering knuckle, upper arm and side rail.
Torque:

Upper arm, steering knuckle:

8.0 N.m (82 kgf.cm, 71 in.lbf)

Side rail: 13 N.m (130 kgf.cm, 9 ft.lbf)
Remove the speed sensor installation bolt from the steering knuckle.

Fig 2: Identifying Speed Sensor Bolt
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Torque: 8.0 N.m (82 kgf.cm, 71 in.lbf)

CAUTION: At the time of installation, please refer to the following items.

There are no foreign objects on the sensor or the part of the knuckle to which the sensor is to be installed.
The sensor is installed flat against the knuckle when you tighten the bolt.
When installing the resin clips, use new ones.