This information is from HP Tuners Help Manual found here: VCM Suite User Guide
To record a data log of the vehicle with the current configuration:
Please load your vehicle configuration file based on your vehicle from this list:
1. Connect your HP Tuners interface device to your laptop and then connect the interface to the OBD-II port on your vehicle.
2. If VCM Editor is open, close it now.
3. Open VCM Scanner.
4. Turn the vehicle ignition to a position other than OFF. (The engine can be running or stopped. But, the vehicle must supply power to the OBD-II port.)
5. Click the 
icon in the toolbar to open a data connection to the vehicle.
6. When VCM Scanner has finished connecting, click 
to start scanning.
7. (VCM Suite version 4.13 or later) While scanning, you can insert a marker at the current time index:
￭ Press M on your keyboard to insert a marker without a comment.
￭ Press C to insert a marker and add a comment.
When playing back a log file, markers appear as green bars in the timeline. Longer key presses will generate wider bars. See The Timeline.
8. To stop scanning, click 
.
9. If you want to save this scan data to a log file, click 
.