Division 4.4

The direction of impact shall be parallel to the longitudinal axis of the vehicle, with the axis of the upper legform vertical at the time of first contact. The tolerance to these directions is ±2°. At the time of first contact the impactor centre line shall be vertically midway between the upper bumper reference line and the lower bumper reference line with a ±10 mm tolerance and the impactor vertical centre line shall be positioned laterally with the selected impact location with a tolerance of ±10 mm.