Can Automatic Transmission Fluid Be Used as Power Steering Fluid?

1 Answers
JonathanRose
07/29/25 5:03pm
Fluid has the function of resisting high temperatures and preventing freezing. However, automatic transmission fluid cannot be used as power steering fluid, as these are two products with different properties. The specific explanations are as follows: 1. Transmission Fluid: The main function of transmission fluid is to keep the gear system clean and to lubricate and extend the life of the transmission components. Due to differences in transmission design, transmissions are divided into manual transmissions and automatic transmissions (which are further divided into CVT, AMT, etc.). Each transmission design has different technical requirements. Even the same model of transmission configured in different vehicle models will have differences in torque, weight, speed, structure, etc. Therefore, the original manufacturer has its own specified dedicated transmission fluid. 2. Power Steering Fluid: Power steering is a new technology in automobiles that enhances comfort, automatically providing steering force when the driver turns the wheel, thereby reducing the driver's steering effort. Power steering fluid is a medium oil added to the power steering system, which serves to transmit steering force and provide cushioning.
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