Power Steering Fluid Flush

Step by step guide on how to flush and refill a power steering system. This articles pertains to most non hybrid and electric vehicles.

Difficulty Scale: 2 of 10

Tools and Supplies Needed

  • Small wrench set
  • Vacuum hose
  • Brake fluid
  • Protective clothing and gloves
  • Shop towels
  • Helper
Start with the car on level ground, engine OFF, lifted safely using jack stands.

Step 1
- Locate the power steering reservoir and remove the cap.

Removing Power Steering Reservoir Cap

Step 2 - Next, remove the power steering system hose clamp. (Note: This is usually the smaller of the two hoses.)

Remove Return Line Clamp

Step 3 - Once the fluid return line is disconnected and a plug installed over the open fitting, attach a hose to the return line.

Installing Hose to Return Line

Step 4 - Then, refill the reservoir with fluid.

Refilling Power Steering Reservoir


Written by
Co-Founder and CEO of
35 years in the automotive repair field, ASE Master Technician, Advanced Electrical and Mechanical Theory.


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Article first published (Updated 2013-09-09)