Operation CHARM: Car repair manuals for everyone.

Power Steering Bleeding: Service and Repair



Power Steering System Bleeding


Important:
* Use clean, new power steering fluid type only. Refer to Fluid and Lubricant Recommendations .

* Hoses touching the frame, body or engine may cause system noise. Verify that the hoses do not touch any other part of the vehicle.

* Loose connections may not leak, but could allow air into the steering system. Verify that all hose connections are tight.




Important: Power steering fluid level must be maintained throughout bleed procedure.


1. Fill pump reservoir with fluid to minimum system level, FULL COLD level, or middle of hash mark on cap stick fluid level indicator.
2. Raise the vehicle until the front wheels are off the ground. Refer to Lifting and Jacking the Vehicle .
3. Start the engine and turn the steering wheel from stop to stop 4 times.
4. Verify power steering fluid level per operating specification. Refer to Checking and Adding Power Steering Fluid (Checking and Adding Power Steering Fluid) .
5. Rotate steering wheel from left to right another 8 times. Check for signs of cavitation or fluid aeration (pump noise/whining).
6. Verify the fluid level. Repeat the bleed procedure, if necessary.