One problem related to hydraulic power assist steering system has been reported for the 1999 Toyota 4Runner. The most recently reported issues are listed below.
While driving at about 15 mph on a straight road vehcile spun out out of control.
| Steering problems | |
| Steering Tie Rod Assembly problems | |
| Steering Rack And Pinion problems | |
| Hydraulic Power Assist Steering System problems |