Power Steering Fluid: Testing and Inspection
1. Idle engine for two to three minutes. Turn steering wheel all the way to the left and right several times to warm fluid to 43-49° C (109-120° F).CAUTION: Do not hold steering wheel in the far left or right position, or damage to power steering pump may result.
2. Check fluid level in the power steering oil reservoir. Fluid level should be at the COLD FULL mark. If level is low, add Premium Power Steering Fluid E6AZ-19582-AA (in Canada, Motorcraft XT-1-QF) or equivalent.
CAUTION: Do not overfill power steering oil reservoir.