Power Steering Gear: Inspection

WARNING: This page is about a different car, the 2004 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT STEERING RACK
1. Using a dial indicator, check the steering rack for runout and for teeth wear and damage.
  1. Maximum runout: 0.15 mm (0.0059 in.)
2. Check the back surface for wear and damage.
  
  Fig 1: Measuring Steering Rack Runout
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSPECT BEARING
1. Check the bearing rotation condition and check for abnormal noise.
  If the bearing is worn or damaged, replace the control valve assembly.
2. Coat the bearing with molybdenum disulfide lithium base grease.
Fig 2: Inspecting Bearing
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002