Step 1 - Check Fluid Level

NOTE: Check that the fluid level is within the HOT LEVEL range on the reservoir. If the fluid is cold, check that it is within the COLD LEVEL range.

Fig 1: Identifying Power Steering Fluid Level Marks

With the engine stopped, check the fluid level in the oil reservoir.
If necessary, add fluid: ATF DEXRON® II or III.
Start the engine and run it at idle.
Turn the steering wheel from lock to lock several times to boost fluid temperature.
Fluid temperature: 80°C (176°F) .
Check for foaming or emulsification.
If there is foaming or emulsification, bleed power steering system. See step 8.

Fig 2: Inspecting Power Steering Fluid For Air Bubbles
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
With the engine idling, measure the fluid level in the oil reservoir.
Stop the engine.
Wait a few minutes and remeasure the fluid level in the oil reservoir.

Fig 3: Identifying Power Steering Fluid Reservoir Fluid Level Marks
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Maximum fluid level rise: 5 mm (0.20 in.).

If a problem is found, bleed power steering system. See BLEEDING .
Check the fluid level.