Basic Troubleshooting
Problem Possible Cause Solutions
Nothing displayed and no
backlight
Vehicle has a blown fuse Replace blown vehicle fuse.
Never stops saying
“Connecting...”
Vehicle ECU not on Turn key to RUN or start engine
ECU not responding
properly
Use MORE>MORE>CHANGE and try
selecting a specific mode.
If you used the 6-pin side of the universal
connector, select J1708
If you used the 9-pin side of the
connector, select J1939 or J1708
Vehicle is not J1708/J1939
compatible
None — ScanGaugeD requires vehicle to
be either J1708 or J1939 compatible.
Where to Get Support
Below is a list of the more common troubleshooting tips. For a more comprehensive list of
troubleshooting tips, tricks and frequently asked questions, please visit us online.
Online: www.ScanGauge.com/support
www.facebook.com/ScanGauge
Toll Free: 1-888-433-5664
E-mail: support@linear-logic.com
Troubleshooting
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