Display for heating/temperature setting and fuse 16 defective as well as error code 1341

Frank from Nuremberg says hello, am newcomer here and have promt ask to Phaeton. Maybe someone can help…. I’ve had a Phaeton for 1.5 years, 2009. 3.0TDI (240ps) Now he’s ticking. At the center console the radio, Navi. However, not the display on the right and left for the heating/temperature setting. Strangely enough, the heating works. Only I can’t set it. I changed the battery on the left for a new one. The starter battery has 13.5 volts. The joke is that . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .