Operation CHARM: Car repair manuals for everyone.

Flushing the Power Steering System

Flushing the Power Steering System

Important: Do not reuse any drained power steering fluid regardless of apperance or condition.

Important: This step may require 2-4 quarts of power steering fluid until the draining fluid appears clear. Do not run the engine without the power steering fluid level at FULL COLD.

6. Run the engine at idle while an assistant maintains the fluid level at FULL COLD in the reservoir using new approved power steering fluid.
7. Turn off the engine.
8. Turn the steering wheel fully to the left and to the right.
9. Remove the plug from the pump reservoir inlet connection.
10. Install the fluid return hose to the pump reservoir.
11. Maintain the fluid level at FULL COLD.
12. Operate the engine at idle for approximately 15 minutes.
13. Repeat steps 3-5.
14. Inspect the power steering fluid for the following indications of contamination:
- Milky fluid (water)
- Brown fluid (burnt)
- Plastic debris or dirt chunks

15. If the fluid is contaminated, repeat steps 6-12 in order to complete a third flush.
16. Remove the plug from the pump reservoir inlet connection.
17. Install the fluid return hose to the pump reservoir.
18. Clean any spilled fluid.
19. Bleed the power steering system.