Checking Power Steering Fluid - Lexus 2004 LS430 Owner's Manual

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CHECKING POWER STEERING

Check the fluid level on the through the reservoir. If

necessary, add automatic transmission fluid DEXRON

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

" 1 If cold O.K.

2 If hot O.K.

4 If hot add

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

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.

3 If cold add

II or III to bring the level within