Lexus IS I (1999-2005) Headlamps leveling circuit

1 12 HEAD 2 3 1 SHB SHG SHFL ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMBINATION METER HEADLIGHT BEAM LEVEL CONTROL WARNING LIGHT COMBINATION SWITCH DIMMER SWITCH DIODE (FOG LIGHT) DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-IG FUSE ENGINE ROOM 1 R/B (ON RIGHT REAR OF ENGINE COMPT) GAUGE FUSE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE HEAD LP RELAY HEADLIGHT BEAM LEVEL CONTROL ECU (BEHIND LEFT END OF DASH) HOT AT ALL TIMES HOT IN ON OR START IH (AT RIGHT SIDE OF FIREWALL) JUNCTION CONNECTOR 5 (BEHIND LEFT END OF DASH, ABOVE DRIVER SIDE J/B) JUNCTION CONNECTOR 7 (BEHIND UPPER RIGHT SIDE OF DASH) LEFT FRONT HEIGHT CONTROL SENSOR (ON LEFT FRONT OF ENGINE COMPT) LEFT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (BEHIND LEFT HEADLIGHT) LIGHT CONTROL SWITCH MAIN FUSE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (BEHIND RIGHT HEADLIGHT) SGF SGR LHE RHT LHT RH+ LH+ SHFL WNG SHRL SHB SHG TAIL HEAD AUTO OFF THEFT DETERRENT ECU (BEHIND LEFT END OF DASH) WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE