Ok im sure you saw my post about trying to get the HEC diagnostic to work so i can cal my gauges. Its not working for me following them to the T is it possible its disabled? If not any ideas why it isnt working, ive followed mustang tunings guide etc still no joy. Push button insertkey rotate back to accesory on not display is showed and i waited for 45 seconds even tried one click forward no joy at all.
HEC Diag. Disabled?
- Thread starter dannyboy1999
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