Programming a Calibration

Programming a calibration loads a selected calibration file into the ECU. If you are working offline then GWv4 will attempt to connect to the current ECU.

Send current calibration

To program the calibration currently open with GWv4, from the main menu select Send Current Calibration, or click the ‘Send Current Calibration’ button Send Current Calibration Icon on the toolbar.

Send Recent/Selected Calibration

To program a calibration to the ECU which is not the currently open calibration, then from the main menu select Send Calibration to ECU..., or click the ‘Send Recent Calibration’ button Send Recent Calibration Icon on the tool bar. Clicking the small down arrow next to this button will display a list of the calibrations which have been opened recently.