Calibrate the dashcam from MyGeotab Rachel Cheyfitz March 29, 2021 05:40 sidebar. The Surfsight AI-12 dashcam contains internal sensors that detect risky driving events. You need to calibrate the sensors before using the dashcam. The sensors can be calibrated from the MyGeotab portal or from the dashcam. Note You can only calibrate dashcams that are online. Caution Before you start, make sure that the vehicle is parked on a level surface with the engine off. To calibrate the accelerometer from MyGeotab: From the Surfsight add-in, go to the Vehicles area. From the row of the dashcam you want to calibrate, click Settings. Click Calibrate from the top of the page. The accelerometer is calibrated.