Lexus LS III facelift (2003-2006) combination meter Wiring diagrams

1 2 4 SHB SHFL SGF 2 3 1 SHRL SHB SHG 22 23 21 24 19 SHFL 3 1 7 8 2 BAT 3 2 1 SHB SHRL SHG 3 2 1 SHG SHRR SHB ABS IG FUSE AFS OFF IND AFS OFF SWITCH BLK WIRE BLK/RED WIRE BLU (OR VIO/GRN) WIRE BLU WIRE BLU/YEL WIRE BRN WIRE COMBINATION METER DOME FUSE DRIVER SIDE J/B (AT LEFT KICK PANEL) FUSE GATEWAY ECU (BEHIND LEFT END OF DASH) GAUGE FUSE GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON OR START IG (AT LEFT SIDE OF DASH) IH (AT RIGHT SIDE OF SHIFT LEVER) II (AT RIGHT SIDE OF SHIFT LEVER) IK (AT RIGHT SIDE OF DASH) J/C 10 (BEHIND UPPER CENTER OF DASH) J/C 12, 13 (BEHIND UPPER CENTER OF DASH) J/C 16, 17 (BEHIND UPPER CENTER OF DASH) J/C 17 (BEHIND UPPER CENTER OF DASH) LEFT REAR HEIGHT CONTROL SENSOR (LEFT REAR OF LUGGAGE COMPT) LT GRN WIRE LT GRN/BLK (OR VIO/YEL) WIRE LT GRN/BLK WIRE LT GRN/RED (OR BLK) WIRE LT GRN/RED WIRE ORG/ WIRE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK SHRR WIRE PNK WIRE PNK/BLU WIRE REAR HEIGHT CONTROL SENSOR (UNDER CENTER REAR OF VEHICLE) RED WIRE RIGHT END OF DASH) RIGHT REAR HEIGHT CONTROL SENSOR (RIGHT SIDE OF LUGGAGE COMPT) SHORT CONNECTOR SHRL SPEEDO- METER STEERING SENSOR (INSIDE TOP OF STEERING COLUMN) VIO WIRE VIO/GRN WIRE VIO/YEL WIRE W/ ELECTRONIC MODULATED AIR SUSPENSION W/O ELECTRONIC MODULATED AIR SUSPENSION WHT WIRE WHT/BLK WIRE YEL WIRE

9 7 5 15 16 ILE FSPT CSPT LCTY RCTY AIR BAG BLK WIRE BLU WIRE BLU/YEL WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM CTY DOME FUSE DOOR DOOR IND DRIVER SIDE J/B (AT LEFT KICK PANEL) FUSE GAUGE FUSE GRN WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON OR START IGNITION KEY CYLINDER LIGHT (TRANSPONDER KEY AMPLIFIER) IH (AT RIGHT SIDE OF SHIFT LEVER) II (AT RIGHT SIDE OF SHIFT LEVER) IK (AT RIGHT SIDE OF DASH) II (AT RIGHT SIDE OF SHIFT LEVER) J/C 10, 11 (BEHIND UPPER CENTER OF DASH) J/C 16, 17 (BEHIND UPPER CENTER OF DASH) LED LEFT FRONT STEP LIGHT LEFT FRONT VANITY LIGHT LEFT REAR INTERIOR LIGHT LEFT REAR STEP LIGHT LEFT REAR VANITY LIGHT MPX MPX-B OVERHEAD J/B (AT FRONT OF ROOF OPENING) PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PASSENGER SIDE J/B ECU (AT RIGHT KICK PANEL) RED WIRE RED/BLU WIRE RIGHT FRONT STEP LIGHT RIGHT FRONT VANITY LIGHT RIGHT REAR INTERIOR LIGHT RIGHT REAR STEP LIGHT RIGHT REAR VANITY LIGHT SECURITY FUSE VIO WIRE VIO/GRN WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/GRN WIRE

BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE COMBINATION METER COMBINATION SWITCH IG CRAL CRAR SIDR DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B (AT LEFT KICK PANEL) MPX-IG FUSE DRIVER SIDE J/B ECU STPI EA (AT RIGHT RADIATOR SIDE SUPPORT) EA (AT RIGHT RADIATOR SIDE SUPPORT) EC (AT LEFT RADIATOR SIDE SUPPORT) EC (AT LEFT RADIATOR SIDE SUPPORT) ENGINE ROOM 2 R/B (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) FRONT CONTROLLER FTAIL FUSE GRN WIRE GRN/BLK WIRE GRN/YEL WIRE HAZ FUSE HAZARD SWITCH HOT AT ALL TIMES HOT AT ALL TIMES DRIVER SIDE J/B (AT LEFT KICK PANEL) STOP FUSE HOT AT ALL TIMES PASSENGER SIDE J/B (AT RIGHT KICK PANEL) HOT IN ON OR START IH (AT RIGHT SIDE OF SHIFT LEVER) II (AT RIGHT SIDE OF SHIFT LEVER) J/C 13 (BEHIND UPPER CENTER OF DASH) J/C 14, 15 (BEHIND UPPER CENTER OF DASH) LEFT FRONT PARKING LIGHT LEFT FRONT SIDE MARKER LIGHT LEFT FRONT TURN SIGNAL LIGHT RIGHT FRONT TURN SIGNAL LIGHT LEFT TURN SIGNAL IND ORG/ WIRE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) POWER TILT, POWER TELESCOPIC ECU (BEHIND LEFT SIDE OF DASH) RED WIRE RIGHT FRONT SIDE MARKER LIGHT RIGHT FRONT PARKING LIGHT RIGHT TURN SIGNAL IND SIDL STOPLIGHT SWITCH TURN LH TURN RH HAZ VIO WIRE VIO/GRN WIRE W/ COMPASS W/O COMPASS WHT WIRE WHT/BLK WIRE YEL WIRE

A/C CONTROL ASSEMBLY AFS ECU AFS OFF SWITCH AIR BAG SENSOR ASSEMBLY AIR SUS RELAY BLK WIRE CENTER CLUSTER INTEGRATION PANEL CLOCK COMBINATION METER CONSOLE BOX ILLUMINATION DOOR LOCK CONTROL RECEIVER (INNER MIRROR) ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH FRONT CIGARETTE LIGHTER, POWER OUTLET FRONT ROOM OSCILLATOR GLOVE BOX LIGHT 1 HAZARD SWITCH HEIGHT CONTROL SWITCH ABSORBER CONTROL SWITCH II (AT RIGHT SIDE OF SHIFT LEVER) IK (AT RIGHT SIDE OF DASH) JUNCTION CONNECTOR LEFT FRONT VANITY LIGHT RIGHT REAR INTERIOR LIGHT LEFT REAR INTERIOR LIGHT LEFT REAR VANITY LIGHT MOON ROOF CONTROL ECU OVERHEAD J/B P ACC RELAY PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PASSENGER SIDE J/B ECU PPS ECU RELAY RIGHT FRONT BUCKLE SWITCH RIGHT FRONT VANITY LIGHT RIGHT REAR VANITY LIGHT MAYDAY SW (OVERHEAD J/B) SHIFT LOCK CONTROL ECU SHORT CONNECTOR (HEIGHT CONTROL) TELEPHONE TRANSCEIVER/ SPEAKER RELAY W/O NAVIGATION WHT WIRE WHT/BLK WIRE YAW RATE SENSOR

AFS ECU (RIGHT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLU WIRE BLU/ORG WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM DOME FUSE DRIVER SIDE J/B (AT LEFT KICK PANEL) EA (AT RIGHT RADIATOR SIDE SUPPORT) EC (AT LEFT RADIATOR SIDE SUPPORT) ENGINE ROOM 1 J/B (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) ENGINE ROOM 1 R/B ENGINE ROOM 2 R/B (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) FHHL HLHL HLHR FFOG FOGL FOGR FRONT CONTROLLER FRONT FOG IND FUSE GATEWAY ECU (BEHIND LEFT END OF DASH) GAUGE FUSE GRN WIRE GRY WIRE H-LP HI FUSE FR FOG FUSE H-LP L LWR FUSE H-LP R LWR FUSE HEAD IND (USA) HEAD LP RELAY HIGH BEAM IND HOT AT ALL TIMES HOT IN ON OR START II (AT RIGHT SIDE OF SHIFT LEVER) JUNCTION CONNECTOR 10 (BEHIND UPPER CENTER OF DASH) JUNCTION CONNECTOR 12 (BEHIND UPPER CENTER OF DASH) JUNCTION CONNECTOR 16, 17 (BEHIND UPPER CENTER OF DASH) JUNCTION CONNECTOR 36, 41 (CENTER OF DASH) LEFT FRONT FOG LIGHT LEFT HEADLIGHT CONTROL ECU (BEHIND LEFT HEADLIGHT) LEFT HIGH BEAM HEADLIGHT LT GRN WIRE MAIN FUSIBLE LINK PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT FOG LIGHT RIGHT HEADLIGHT CONTROL ECU (BEHIND RIGHT HEADLIGHT) RIGHT HIGH BEAM HEADLIGHT VIO WIRE VIO/GRN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

25 24 CAN H CAN L 4 16 MPX- PIND 5 14 MOPS MOL A/B A/C CONTROL ASSEMBLY A/T D A/T R ABS IND. AFS OFF IND AT-N AT-P AT-S BEAM IND BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BO (AT RIGHT REAR QUARTERPANEL) BRAKE FLUID LEVEL WARNING SWITCH (ON BRAKE MASTER CYLINDER RESERVOIR) BRAKE IND BRN WIRE CAN H CAN L LBL- PKB CENTER CLUSTER INTEGRATION PANEL CHARGE IND CLOCK (W/O NAVIGATION) COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE IND DISPLAY MULTI DOME FUSE DOOR IND DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B (AT LEFT KICK PANEL) GAUGE FUSE EC (AT LEFT RADIATOR SIDE SUPPORT) ECT PWR IND ECT SNOW IND EF (ON LEFT CYLINDER HEAD) ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPARTMENT, IN PROTECTIVE CASE) ENGINE CONTROLS SYSTEM ELECTRONIC SUSPENSION SYSTEM ENGINE OIL LEVEL SENSOR (ON LEFT CENTER OF ENGINE) EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM FRONT FOG IND FSME FSMS FSMV FSSE FSSS FSSV FUEL GAUGE FUEL IND FUEL SENDER (MAIN) (UNDER LEFT REAR OF VEHICLE, FORWARD OF LEFT REAR FENDERWELL) FUEL SENDER (SUB) (FORWARD OF RIGHT REAR FENDERWELL) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRY WIRE GRY/BLK WIRE HEAD IND (USA) (CANADA) TAIL IND HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IH (AT RIGHT SIDE OF SHIFT LEVER) II (AT RIGHT SIDE OF SHIFT LEVER) ILL+ PBEW INTERIOR LIGHTS SYSTEM ELECTRONIC SUSPENSION SYSTEM J/C 10, 11 (BEHIND UPPER CENTER OF DASH) J/C 12 (BEHIND UPPER CENTER OF DASH) J/C 14, 15 (BEHIND UPPER CENTER J/C 16, 17 (BEHIND UPPER CENTER OF DASH) J/C 29 (REARWARD OF RIGHT REAR FENDERWELL) J/C 30 J/C 4 (LEFT FRONT OF ENGINE COMPARTMENT) LEFT TURN IND LT BLU WIRE LT GRN WIRE LT GRN/RED WIRE LUGGAGE COMPT) LUGGAGE ROOM J/B ECU (ON LEFT SIDE OF MALFUNCTION IND LAMP MASTER IND MPX MPX+ COMPUTER DATA LINES SYSTEM MPX- MULTI-DISPLAY NAVIGATION, ENGINE CONTROLS, ELECTRONIC POWER STEERING, SOUND SYSTEMS NUM ODO OF DASH) OF DASH, ON PARKING BRAKE MECHANISM) ORG/ WIRE P-ACC FUSE P-IG FUSE PARKING BRAKE SWITCH (BEHIND LEFT END PASSENGER SIDE J/B PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PASSENGER SIDE J/B (AT RIGHT KICK PANEL) FUSE PASSENGER SIDE J/B ECU PBEW PBLT PNK WIRE PNK/BLK WIRE RED WIRE RED/ LT GRN WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT PAD WEAR INDICATOR SWITCH (RIGHT FRONT ABS SPEED SENSOR) RIGHT REAR PAD WEAR INDICATOR SWITCH (RIGHT REAR ABS SPEED SENSOR) RIGHT TURN IND RSET SEAT BELT IND SHIFT RANGE POSITION INDICATOR LIGHT SKID CONTROL ECU W/ ACTUATOR (BEHIND LEFT SIDE OF DASH) SLIP IND SPEEDOMETER SRS IND TAC TACHOMETER TAMOUT TC TAMO IG+ TECH TEMS TEMS SPORT IND TRAC OFF IND TRIP TRIP SWITCH VIO WIRE VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE WATER TEMP GAUGE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

5 25 LED- ASH+ 6 17 1 26 BDR 6 26 1 17 BDR ANTI-THEFT SYSTEM ASH- BDR BL (AT LEFT REAR FLOOR PARTITION PANEL) BLK WIRE BLU WIRE BN (AT RIGHT REAR FLOOR PARTITION PANEL) CLEARANCE SONAR SWITCH (OUTER MIRROR SWITCH) (W/ PARKING ASSIST) COIN BOX ILLUMI- NATION COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DRIVER DOOR ECU (INSIDE FRONT OF LEFT FRONT DOOR) DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B ECU (AT LEFT KICK PANEL) DRIVING POSITION MEMORY SWITCH FRONT PASSENGER DOOR ECU FUSE GRN WIRE GRN/ORG WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START IG (AT LEFT SIDE OF DASH) IR (UNDER RIGHT FRONT SEAT) J/C 13 (BEHIND UPPER CENTER OF DASH) J/C 14, 15 (BEHIND UPPER CENTER OF DASH) J/C 22 (REARWARD OF LEFT REAR FENDERWELL) J/C 27 JC-21 LED LEFT FRONT INSIDE HANDLE ILLUMINATION LEFT REAR ASHTRAY ILLUMINATION LEFT REAR DOOR ECU (INSIDE LEFT REAR DOOR) LEFT REAR INSIDE HANDLE ILLUMINATION LEFT REAR SEAT MEMORY SWITCH LP SEID LT BLU WIRE MPX-IG FUSE P DOOR FUSE PANEL FUSE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PASSENGER SIDE J/B (AT RIGHT KICK PANEL) D DOOR FUSE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE REMOTE CONTROL MIRROR SWITCH (OUTER MIRROR SWITCH) RHEOSTAT (LEFT SIDE OF DASH) RIGHT FRONT INSIDE HANDLE ILLUMINATION RIGHT REAR ASHTRAY ILLUMINATION RIGHT REAR DOOR ECU (INSIDE RIGHT REAR DOOR) RIGHT REAR INSIDE HANDLE ILLUMINATION RR DOOR LH FUSE RR DOOR RH FUSE TC RV TR+ VIO WIRE VIO/GRN WIRE W/ REAR POWER SEAT WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/GRN WIRE

BLK WIRE BLU WIRE BRN WIRE CMP COMBINATION METER COMBINATION SWITCH TLSW COMPUTER DATA LINES DRIVER SIDE J/B (AT LEFT KICK PANEL) EF (ON LEFT CYLINDER HEAD) GND MCI+ MCI- MACC GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ACC OR ON J/C 12, 13 (BEHIND UPPER CENTER OF DASH) J/C 16, 17 (BEHIND UPPER CENTER OF DASH) J/C 3, 4 (LEFT FRONT OF ENGINE COMPT) LT GRN WIRE LT GRN/RED WIRE MULTI-DISPLAY NCA WIRE P-ACC FUSE P-IG FUSE PARKING BRAKE SWITCH (BEHIND LEFT END OF DASH, ON PARKING BRAKE MECHANISM) PASSENGER RADIO 1 SIDE J/B FUSE (AT RIGHT KICK PANEL) PBEW PNK TELSW+ TELSW- WIRE PNK WIRE PNK/BLK WIRE RED WIRE RED/GRN WIRE SLD MCO+ MCO- SLD IVO+ IVO- VR SOUND SYSTEMS SYNC VG SYSTEM VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE CLS COMBINATION METER CTY CTY CTY DOOR LOCK CONTROL RECEIVER DATA RSSI DOWN UP OPN DRIVER DOOR ECU (INSIDE FRONT OF LEFT FRONT DOOR) DRIVER SIDE J/B (AT LEFT KICK PANEL) GAUGE FUSE DWN UP GATEWAY ECU (BEHIND LEFT END OF DASH) GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES DOME FUSE FUSE HOT IN ON OR START IG OPN CLS II (AT RIGHT SIDE OF SHIFT LEVER) IK (AT RIGHT SIDE OF DASH) J/C 10, 12 (BEHIND UPPER CENTER OF DASH) J/C 14 (BEHIND UPPER CENTER OF DASH) J/C 16, 17 (BEHIND UPPER CENTER OF DASH) LEFT FRONT DOOR COURTESY SWITCH (AT LEFT "B" PILLAR) LEFT REAR DOOR COURTESY SWITCH (AT LEFT "C" PILLAR) LEFT REAR DOOR ECU (INSIDE LEFT REAR DOOR) LT GRN WIRE LT GRN/RED WIRE LUGGAGE ROOM J/B (ON LEFT SIDE OF LUGGAGE COMPT) MOON ROOF CONTROL ECU (AT FRONT OF ROOF OPENING) MPX OF DASH) ORG/ WIRE OVERHEAD J/B (AT FRONT OF ROOF OPENING) IG P-IG FUSE PASSENGER SIDE J/B (AT RIGHT KICK PANEL) PNK PNK WIRE PNK WIRE PNK/BLU WIRE RDA RSSI RED WIRE RED/BLK WIRE RED/YEL WIRE S/ROOF FUSE STEERING LOCK ECU (LEFT SIDE THEFT DETERRENT ECU (BEHIND UPPER RIGHT CENTER OF DASH) W/ SMART KEY W/O SMART KEY WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 -B 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MUTE L- L+ R- R+ 1 2 3 4 5 6 7 8 B+ 7 SPEAKER AUI+ AUI- AUO- AUO+ BLK WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BO (AT RIGHT REAR QUARTERPANEL) BP (AT LEFT REAR SEAT BACK) BRN WIRE COMBINATION METER COMPT, BEHIND TRIM) FL+ FR+ FL- FR- RL- RR- GND RL- RR- GRN WIRE GRN/WHT WIRE GRY WIRE JUNCTION CONNECTOR 16, 17 (BEHIND UPPER CENTER OF DASH) JUNCTION CONNECTOR 30 LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER LEFT REAR DOOR SPEAKER LEFT REAR TWEETER (9 SPEAKER) LT BLU WIRE LT GRN WIRE NAVIGATION ECU (IF EQUIPPED) (ON LOWER RIGHT SIDE OF LUGGAGE COMPARTMENT) ORG/ WIRE PNK WIRE RED WIRE RIGHT FRONT TWEETER RIGHT REAR DOOR SPEAKER RIGHT REAR TWEETER (9 SPEAKER) STEREO COMPONENT AMPLIFIER (ON RIGHT SIDE OF LUGGAGE TDX- TDX+ N-MUT TFL TFR- TFL+ TFR+ B+ TMUT TX+ GND TX+ MTX+ TX- TX+ VIO WIRE VIO/WHT WIRE W/ NAVIGATION W/O NAVIGATION WFL- WFR- WHT WIRE WHT/BLK WIRE WHT/RED WIRE WOOFER YEL WIRE