Performing KOEO Self-Test

WARNING: This page is about a different car, the 2000 Mercury Mystique, 2000 Ford Pickup, 2000 Ford F550 Super Duty, 2000 Ford F450 Super Duty, and 2000 Ford Contour. However, it is still accessible from the selected car via links, so may be relevant.

To perform KOEO self-test, turn ignition switch to OFF position. Ensure test equipment is properly attached. Program scan tool using the following steps:

Select VEHICLE & ENGINE SELECTION menu.
Select NEW VEHICLE, YEAR & MODEL.
Select DIAGNOSTIC DATA LINK.
Select PCM-POWERTRAIN CONTROL MODULE.
Select DIAGNOSTIC TEST MODE.
Select KOEO ON-DEMAND SELF-TEST.
Turn ignition switch to ON position.
Follow operating instructions from scan tool menu.
Record DTCs and perform appropriate system test. See DIAGNOSTIC TROUBLE CODE REFERENCE CHART . After test is complete, cycle ignition switch before performing other self-tests or driving vehicle.