Accelerometer auto calibration functionality has one purpose - determine how FMC device is mounted in a vehicle. After the calibration process ''eco driving'' functionality becomes active and calibration data will be used to determine harsh acceleration, braking and cornering events. | Accelerometer auto calibration functionality has one purpose - determine how FMC device is mounted in a vehicle. After the calibration process ''eco driving'' functionality becomes active and calibration data will be used to determine harsh acceleration, braking and cornering events. |