A method is provided for aligning a vehicle service system relative to a vehicle positioned in a service area and provided with an Advanced Driver Assistance System, ADAS. The vehicle service system includes: a calibration structure, for calibrating an ADAS sensor of the ADAS of the vehicle, and an apparatus for measuring the alignment of the vehicle, wherein an optical device for capturing images is mounted on the apparatus. The method includes the following steps: applying a front wheel target and a rear wheel target on a front wheel and on a rear wheel of the vehicle; positioning the calibration structure and the apparatus at a position in front of the vehicle; capturing images through the optical device; and processing the images to derive information useful for positioning the calibration structure relative to the vehicle.