Lexus GS II facelift (2000-2004) High/low bus circuit

4.3L 5 12 11 4 GTX+ GTX- 5 16 MPX+ MPX- A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) BLU WIRE BLU/ORG WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU 1 BODY ECU 2 BRN WIRE CENTER AIR BAG SENSOR ASSEMBLY (BEHIND CENTER OF DASH) COMBINATION METER DRIVER DOOR ECU DRIVER SIDE J/B ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) FRONT PASSENGER DOOR ECU GATEWAY-ECU (BEHIND LEFT SIDE OF DASH) LEFT REAR DOOR ECU MOON ROOF CONTROL ECU (FRONT OF MOON ROOF OPENING) MULTI-DISPLAY ORG/ WIRE PASSENGER SIDE J/B POWER SEAT ECU (UNDER DRIVER'S SEAT) RADIO, PLAYER RED/BLU WIRE RIGHT REAR DOOR ECU STEERING PAD SWITCH TILT, TELESCOPIC ECU (BEHIND LEFT SIDE OF DASH) W/ MEMORY W/ NAVIGATION W/O MEMORY W/O NAVIGATION WHT WIRE YEL WIRE