The manufacturer acknowledged the defect in the focusing lenses in the Canon EF 24-105mm F4L IS II, but not yet ready to eliminate it
On the websites technical support Canon in different regions was reported, which implies that part of lenses Canon EF 24-105mm F4L IS II inherent factory defect, manifested as the inability to perform automatic focusing.
More specifically, in the wide angle lens does not focus, if you select a peripheral focusing point. Focus mode does not matter.
According to the manufacturer, the defect may occur in the lenses, the serial numbers beginning with 48, 49, 50 and 51.
While the company is not ready to rectify the fault, but once a solution is found, the manufacturer promises to call the date when we will start accepting lenses for free diagnostics and repair.