Wagenbouw HAPERT 345.1.2 ELECTRICAL SYSTEM13-pole plug connection diagram:Figure 157-pole plug connection diagram:Figure 16INDICATION COLOUR NAME1 Yellow Left indicator2 Blue Fog lamp3 White Earth (for poles 1-8)4 Green Right indicator5 Brown Right rear light6 Red Left and right brake lights7 Black Left rear light8 Grey Reversing light9 Brown/blue Continuous current10 Brown/red Battery charger (plus)11 White/Red Battery charger earth12 Free13 White/black Earth (for poles 9-12)INDICATION COLOUR NAMEL Yellow Left indicator54G Blue Fog lamp31 White EarthR Green Right indicator58R Brown Right rear light54 Red Left and right brake lights58L Black Left rear light