2004 E450 V10 Dash Test Mode
I was by accident holding in the Odometer "Select/Reset" button while I turned on the key and that sequence put the dash in some sort of test and read out mode. First test is a sweep of all guages, th...
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Harvard - Apparently, your Ford does the same thing as a Chrysler PT Cruiser as detailed here Vehicle Self-Test Diagnosis for a PT.
