Test 9: Perform KOER On-Demand Self-Test: Notes
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2003 Ford RV Cutaway, 2003 Ford Pickup, 2003 Ford F550 Super Duty, 2003 Ford F450 Super Duty, and 2003 Ford Excursion. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Before performing KOER ON-DEMAND SELF-TEST make sure high-pressure oil passages are free of air. A recent repair to system may allow air to enter oil passages. To remove air, drive vehicle through deceleration and acceleration cycles at highway speeds for 20 miles.