Porsche Cayenne I (2002-2007) Back-up lamps circuit

BACKUP HORN BACKUP LAMP ARDS ALARM SIREN CAN HIGH CAN LOW BACKUP LIGHT BACKUP LIGHT SW BACKUP LIGHT SWITCH BLK WIRE BLK/BLU WIRE BRN WIRE CAN-HIGH CAN-LOW COMPUTER DATA LINES SYSTEM ENABLING FUSE 21 FUSE 43 GEARBOX ASSEMBLY HOT AT ALL TIMES INSIDE MIRROR (ANTI-DAZZLING) LEFT "D" PILLAR TAILLIGHT ASSEMBLY LEFT BACKUP LIGHT ON-BOARD COMPUTER NETWORK CONTROL UNIT (UNDER LEFT SIDE OF DASH) ORG/BRN WIRE ORG/GRN WIRE REAR COMFORT SYSTEMS CONTROL UNIT (RIGHT REAR CARGO AREA) RED/YEL WIRE RIGHT "D" PILLAR TAILLIGHT ASSEMBLY RIGHT BACKUP LIGHT RIGHT FUSE BOX (UNDER RIGHT SIDE OF DASH) SIG SIGNAL TERM 30 TERM 31 TRANSMISSION CONTROL UNIT (UNDER FRONT PASSENGER'S SEAT) YEL/VIO WIRE