Other Renewing the reductant filter Designation Illustration Hexagon socket, 1/2" drive, 46 mm 118 268 1. Remove the cover on the rear of the reduct- ant tank. 316 163 326 565 2. Place a suitable container underneath. 3. Unscrew the filter cover. Use the socket. 4. Remove the filter cover and O-ring. 00:23-02 en-GB 50 © Scania CV AB 2016, Sweden