Checking Power Steering Fluid - Lexus GX470 2004 Owner's Manual

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CHECKING POWER STEERING

The power steering fluid reservoir is located under the

right side engine compartment cover. Before checking

the power steering fluid, remove the cover. (For details,

see "Removing the engine compart covers" on page 526.)

Check the fluid level, simply look at the see-through

reservoir. If necessary, add automatic transmission fluid

If the vehicle has been driven around 80 km/h (50 mph) for 20

minutes (a little more in frigid temperatures), the fluid is hot

(60_C - 80_C or 140_F - 175_F). You may also check the level

when the fluid is cold (about room temperature, 10_C - 30_C

or 50_F - 85_F) if the engine has not been run for about five

If cold O.K.

Clean all dirt off the reservoir and look at the fluid level. If the

fluid is cold, the level should be in the "COLD" range. Similarly,

if it is hot, the fluid level should be in the "HOT" range. If the

level is at the low side of the appropriate range, add automatic

transmission fluid DEXRON

II or III to bring the level within

To remove the reservoir cap, turn it counterclockwise and lift

up. To reinstall it, turn it clockwise. After replacing the reservoir

cap, visually check the steering box case, vane pump and hose

connections for leaks or damage.