Recommended Procedure

WARNING: This page is about a different car, the 2008 Ford Pickup, 2008 Ford F550 Super Duty, 2008 Ford F450 Super Duty, and 2008 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

This test determines if the injectors and circuits are correctly operating. If an electrical concern is present, a DTC sets and outputs on the data link at the end of the test when requested by a scan tool.

Turn off all accessories. If the vehicle is equipped with a PTO system or auxiliary idle control, it must be turned off to carry out the self-tests.
Carry out the necessary vehicle preparation and a visual inspection. Refer toQUICK TEST OPERATION .
Refer to the scan tool operating article for instructions.
Key ON, engine OFF.
Carry out the KOEO Injector Electrical Self-Test.
Key in OFF position.
Record the DTCs and carry out the appropriate pinpoint test.