Explorer 4WD V6-4.0L VIN E (1999)
Power Steering Bleeding: Service and Repair
Special Tools
CAUTION: If the air is not purged from the power steering system correctly, premature power steering pump failure could result. The
condition can occur OF pre-delivery vehicles with evidence of aerated fluid or on vehicles that have had steering component repairs.
1. NOTE: A whine heard from the power steering pump may be caused by air in the system. The power steering purge procedure must be performed
prior to any component repair for which power steering noise complaints are accompanied by evidence of aerated fluid.
Remove the reservoir cap. Check the fluid.
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Use Motorcraft MERCON(R) Multi-Purpose ATF XT-2-QDX or MERCON(R) equivalent.
2. Tightly insert the stopper of the vacuum pump into the reservoir.
3. Start the vehicle.
4. Apply maximum vacuum and maintain it for a minimum of three minutes with the engine speed set at idle.
5. Release the vacuum and remove the vacuum pump.
