Lexus LS III facelift (2003-2006) steering lock ecu (left side of dash) Wiring diagrams

10 13 2 BUBS MPX- MPX+ 10 5 7 8 BU+ MPX-B 2 13 14 CLTB CLTS CLTE 7 15 HRLY AUTOMATIC LIGHT CONTROL SENSOR (BEHIND UPPER CENTER OF DASH) BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU/YEL WIRE BRN WIRE CLTB CLTE CLTS COMBINATION SWITCH COMPUTER DATA LINES SYSTEM 25 11 28 10 CANL CANH PKB LBL DATA RSSI DRIVER DOOR ECU (INSIDE FRONT OF LEFT FRONT DOOR) CTY DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B ECU FUSE GRN WIRE GRN/ORG WIRE HEAD HOT AT ALL TIMES HOT IN ON OR START IG (AT LEFT SIDE OF DASH) II (AT RIGHT SIDE OF SHIFT LEVER) JUNCTION CONNECTOR 13 (BEHIND UPPER CENTER OF DASH) JUNCTION CONNECTOR 14, 15 (BEHIND UPPER CENTER OF DASH) JUNCTION CONNECTOR 7 (BELOW ENGINE ROOM 1 J/B, ENGINE ROOM 1 R/B) LEFT FRONT DOOR COURTESY SWITCH (AT LEFT "B" PILLAR) LUGGAGE ROOM J/B ECU (ON LEFT SIDE OF LUGGAGE COMPARTMENT) MPX-IG MPX-IG FUSE OF DASH) ORG/ WIRE PARKING BRAKE SWITCH (BEHIND LEFT END OF DASH, ON PARKING BRAKE MECHANISM) PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK WIRE PNK/BLU WIRE PNK/GRN WIRE POWER TILT, POWER TELESCOPIC ECU (BEHIND LEFT SIDE OF DASH) RCO RDA RSSI RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE STEERING LOCK ECU (LEFT SIDE OF DASH) THEFT DETERRENT ECU (BEHIND UPPER RIGHT CENTER TRANSPONDER KEY COMPUTER (BEHIND UPPER CENTER OF DASH) VIO WIRE VIO/GRN WIRE VIO/WHT WIRE W/ SMART KEY W/O SMART KEY WHT WIRE WHT/BLK WIRE YEL WIRE

AGND BLK WIRE BLK/YEL WIRE BLU WIRE CODE COMPUTER DATA LINES SYSTEM CPUB EFII EFIO FUSE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES IH (AT RIGHT SIDE OF SHIFT LEVER) IMI IMO JUNCTION CONNECTOR 10, 11 (BEHIND UPPER CENTER OF DASH) LT GRN/BLK WIRE MPX ORG/ WIRE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK/BLK WIRE PNK/BLU WIRE PUSH RED WIRE RED/BLU WIRE RXCK STEERING LOCK ECU (LEFT SIDE OF DASH) STR LOCK FUSE TRANSPONDER KEY AMPLIFIER (ON RIGHT SIDE OF STEERING COLUMN) TRANSPONDER KEY COIL TXCT UNLOCK WARNING SWITCH VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL/BLK WIRE

13 10 MPX- BUBS 2 3 LPSW TKUL 7 15 16 HRLY 9 15 13 14 31 32 FTAL FHOR HORH HORL BLK WIRE BLK/WHT WIRE BLU WIRE BM (AT LEFT REAR QUARTERPANEL) BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B ECU EC (AT LEFT RADIATOR SIDE SUPPORT) ENGINE HOOD COURTESY SWITCH (NEAR HOOD LATCH, ON FRONT CENTER OF ENGINE COMPT) ENGINE ROOM 1 R/B (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) ENGINE ROOM 2 R/B (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) FRONT CONTROLLER FUSE FUSIBLE LINK BLOCK (ON RIGHT REAR OF ENGINE COMPT) GND B+ GRN WIRE GRN/BLK WIRE GRN/WHT WIRE HAZ FUSE HDCY HEADLIGHTS SYSTEM COMPUTER DATA LINES SYSTEM HIC HORN TAIL FUSE FUSE HORNS SYSTEM COMPUTER DATA LINES SYSTEM HOT AT ALL TIMES IG (AT LEFT SIDE OF DASH) INNER LUGGAGE OSCILLATOR (LEFT REAR OF LUGGAGE COMPT) J/C 10, 11 J/C 12, 13 (BEHIND UPPER CENTER OF DASH) J/C 14, 15 (BEHIND UPPER CENTER OF DASH) J/C 24, 25 (ON LEFT REAR OF LUGGAGE COMPARTMENT LID) JC-23 KSW PUSH LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LUG J/B FUSE LUGGAGE COMPARTMENT DOOR KEY UNLOCK SWITCH (IN LUGGAGE COMPT) LUGGAGE COMPARTMENT DOOR OPENER SWITCH LUGGAGE ELECTRICAL KEY SWITCH (IN LUGGAGE COMPT DECKLID) LUGGAGE ROOM J/B LUGGAGE ROOM J/B ECU MPX-B P-GND PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK/BLK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE STEERING LOCK ECU (LEFT SIDE OF DASH) TSW UNLOCK WARNING SWITCH VIO WIRE VIO/GRN WIRE VIO/YEL WIRE W/ COMPASS W/O COMPASS WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLK/YEL WIRE BLU WIRE COMPUTER DATA LINES SYSTEM CPUB EFII ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) FUSE GATEWAY ECU (BEHIND LEFT END OF DASH) GRN/BLK WIRE GRN/YEL WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES IGNITION SWITCH IMI IMO JUNCTION CONNECTOR 10, 11 (BEHIND UPPER CENTER OF DASH) LOCK OFF LP SEID LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK/BLK WIRE PNK/BLU WIRE RED WIRE RED/BLU WIRE RUN WIRE RXCK GND +B PUSH KWS EFIO SECURITY INDICATOR LIGHT (RHEOSTAT) SHIFT LOCK CONTROL ECU (BELOW SHIFT LEVER, IN CENTER CONSOLE) STEERING LOCK ECU (LEFT SIDE OF DASH) STR LOCK FUSE THEFT MPX DETERRENT ECU (BEHIND UPPER RIGHT CENTER OF DASH) IND TRANSPONDER KEY COIL TRANSPONDER RXCK TXCT CODE GND KEY AMPLIFIER (BEHIND UPPER CENTER OF DASH) TXCT CODE AGND UNLOCK WARNING SW VIO WIRE VIO/RED WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL/BLK WIRE