Is power steering fluid the same as hydraulic transmission fluid?

1 Answers
Dawn
07/29/25 4:24pm
Power steering fluid and hydraulic transmission fluid are the same. Introduction to power steering fluid: Power steering fluid is a type of transmission fluid, and a crucial indicator is its low-temperature fluidity. Even when temperatures drop to several dozen degrees below zero, it does not thicken, ensuring smooth control of the steering system. Usage method: Start the car and use an oil extractor to remove all the old fluid. Inject new power steering fluid, then turn the steering wheel back and forth to allow the new fluid to circulate. For thorough circulation, it is best for the driver to turn the steering wheel fully left and right, then make slight left and right turns. The purpose of turning the steering wheel back and forth is to expel the old fluid from the steering system, but avoid holding the steering wheel at full lock for extended periods, as this can cause excessive oil pressure and lead to the power steering fluid being ejected.
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