37
TUNING THE VEHICLE
25. When the HDGT has finished writing the
tune to the engine computer, it will prompt
you to turn the key to the OFF position.
• Turn the key to the OFF position.
• Press Continue (top right button).
26. The HDGT will display a countdown.
• Leave the key in the OFF position.
• Do NOT interrupt the HDGT.
27. After the countdown, the HDGT will prompt
you to turn the key to the RUN position.
• Turn the key to the RUN position.
• Do NOT start the engine.
• Press Continue (top right button).
28. The HDGT will complete the installation.
• Press Continue (bottom left button).
29. The HDGT will reboot and show the Main
Gauge screen.
• Make sure that your vehicle starts and runs correctly. If the
HDGT freezes or generates an error message, contact
tech support.
CONTINUE
DOWNLOADING
Download completed
succesfully!
PLEASE VERIFY KEY
IS IN THE
KEY OFF
OFF
POSITION
PRESS CONTINUE TO PROCEED
Continue
Please Wait
Finishing Download
6
Seconds
Leave Key OFF!
DO NOT UNPLUG!!!
PLEASE VERIFY KEY
IS IN THE
KEY RUN
RUN
POSITION
PRESS CONTINUE TO PROCEED
Continue
