Lexus GS II facelift (2000-2004) Navigation circuit

+B AUI- AUO- 12 5 GTX- GTX+ 4.3L 3.0L 9 10 TX+ TX- ACAN AUI+ AUO+ BLK WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BM (UNDER RIGHT "C" PILLAR) BODY ECU 2 (IN DRIVER SIDE J/B) BRAIDED BRN WIRE COMPUTER DATA LINES SYSTEM (DATA LINK CONNECTOR) DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL) RADIO 2 FUSE EXTERIOR LIGHTS SYSTEM (BACK-UP LIGHT SWITCH) GATEWAY-ECU (BEHIND LEFT SIDE OF DASH) GAUGE FUSE GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ACCY OR RUN HOT IN START OR RUN IG DR IH (RIGHT SIDE OF DASH PANEL BRACE) INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL JUNCTION BLOCK (BEHIND UPPER CENTER OF DASH) J/C 13 (BEHIND LEFT SIDE OF DASH) J/C 22 (ABOVE RIGHT REAR WHEELWELL) J/C 27 (BEHIND LEFT KICK PANEL) J/C 28 (ABOVE RIGHT REAR WHEELWELL) J/C 28 (ABOVE RIGHT REAR WHEELWELL) (MARK LEVINSON) LEFT FRONT DOOR SPEAKER LT GRN/BLK WIRE MARK LEVINSON EXCEPT MULTI-DISPLAY NAVIGATION ECU (AT RIGHT REAR CORNER OF LUGGAGE COMPT) ORG/ WIRE PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) PASSENGER SIDE JUNCTION BLOCK (BEHIND RIGHT KICK PANEL) PKB TC PNK WIRE PNK/BLK WIRE RADIO, PLAYER RED WIRE RED/BLU WIRE REV MUTE SYNC TV FUSE TX+ VG VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE