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Tuner in Training
Mpvi2
trying to connect to 2012 dodge charger 5.7 hemi just keeps saying Detect Protocol Failed submitted a ticket last week haven't heard from anyone can anyone help??????
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Tuner in Training
I was getting the same message due to a Dakota Digital BIM I had plugged into my 2nd obd2 port which feeds the gauges. Unplugging the Dakota Digital BIM did the trick. I had forgot about it and both units, MVP2 and the DD unit were trying to multiplex on the port locking it up.
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Potential Tuner
Had the same issue on a New Coyote Crate, has to disconnect the Dakota Digital Bim then it worked.