4 Runner 2WD L4-2693cc 2.7L DOHC MFI (1997)
a. Using a dial indicator, check the rack for runout and for teeth wear and damage. The maximum runout is 0.03 mm (0.0012 inch).
b. Check the back surface for wear and damage.
2. If necessary, replace the oil seal and bearing, performing the following.
a. Using the 09950-60010 (09951-00260), 09950 - 70010 (09951 - 07150) Special Service Tool (SST) and a press, remove the oil seal and
bearing from the control valve housing.
b. Coat a new oil seal lip with power steering fluid.
c. Using the 09950-0010 (09951-00180, 09951 - 00330, 09952-06010), 09950-70010 (09951-07150) SST and a press, install the oil seal.
NOTE: Make sure you install the oil seal facing the correct direction.
d. Coat a new bearing with molybdenum disulfide lithium base grease.
e. Using the 09950-0010 (09951 - 00330), 09950-70010 (09951-07150) SST and a press, install the bearing.
3. If necessary, replace the union seats by doing these steps.