Once the unit has gone to a black screen, wait 30 seconds then power it back on.
Log on when asked to submit in with your Driver IDCode.
Go to System InfoàDiagnosticsàJBUS.
Touch the System Info button then the Diagnostics tab then the JBUS tab.
Turn on the truck Engine Power the truck on and wait 2 minutes.
You may see this message, -JBUS Data present, missing parameters -. This is an acceptable message.
You should see the RPM field changing, if you do, the unit is most likely working properly.
If everything on the screen is properly reporting, the issue is resolved.If info on the screen is still not reporting correctly, please call in to technical support.
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What to do when the Unit is not recording Engine Data
