This article a guide on how to perform KOEO (Key-On Engine-Off) test. The test displays fault codes occured during the test. The PCM under test on the video has disconnected most components, thus a lot of errors.
Preparations:
FCOM Ford OBD2 Diagnostic Software Download
How to Install FCOM Diagnostic Software on Window/Linux
Preparations:
Plug your FCON interface to vehicle,then run FCOM software
Click
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