Wiring diagrams for Lexus SC
Access to the online wiring database Lexus SC II facelift (2005-2010)
Automatic a/c circuit (1 of 2)
Automatic a/c circuit (1 of 2)
Anti-lock brakes circuit (1 of 2)
Anti-lock brakes circuit (1 of 2)
Anti-theft circuit (1 of 2)
Anti-theft circuit (1 of 2)
Wiring diagram engine performance 4.3l (1 of 6)
Wiring diagram engine performance 4.3l (1 of 6)
Exterior lamps circuit (1 of 2)
Exterior lamps circuit (1 of 2)
Ground distribution circuit (1 of 3)
Ground distribution circuit (1 of 3)
Headlamps circuit (1 of 2)
Headlamps circuit (1 of 2)
Courtesy lamps circuit (1 of 2)
Courtesy lamps circuit (1 of 2)
Instrument illumination circuit (1 of 2)
Instrument illumination circuit (1 of 2)
Memory systems circuit (1 of 3)
Memory systems circuit (1 of 3)

Wiring Diagrams for Lexus SC II facelift (2005-2010)

  • Description:
    Engines: 4.3L
  • Systems: 71 Components: 1326
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1 2 3 4 5 6 7 8 9 10 11 12 13 13 14 15 16 17 18 19 20 +B ILL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 OPEN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 TFR+ TFL+ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 SFL+ SFL- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 SRLR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 TC CLTB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 REOS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 S/S +2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 CPUB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 IG 1 2 3 4 5 6 7 8 9 10 11 12 13 BRFR BRFL BLGR LFR+ RLM+ BLGL BPT CPUB 1 2 3 4 5 6 7 8 9 10 11 12 IG 1 2 3 4 5 6 7 8 9 10 11 12 SP+ AUI+ 1 2 3 4 5 6 7 8 9 10 BACK PBIL 1 2 3 4 5 6 7 8 9 10 EC+ EC- GND 1 2 3 4 5 6 7 8 9 10 ECUE IG 1 2 3 4 5 6 7 8 9 10 LML+ RML+ PTM+ LFL+ LML- RML- QWL- QWL+ PTM- LFL- 1 2 3 4 5 6 7 8 9 10 RCL- RCL+ SLD- SLD+ LFT- LFT+ GND +B FRV- FRV+ 1 2 3 4 5 6 7 8 9 10 VGS 1 2 3 4 5 6 7 8 9 10 VR 1 2 3 4 5 6 7 8 9 IG 1 2 3 4 5 6 10 11 21 GND DN UP CPUB SIG BDR LMT 1 2 3 4 5 6 10 11 21 GND DN UP CPUB SIG BDR LMT SGND PLS 1 2 3 4 5 6 22 23 28 29 M- M+ 1 2 3 4 5 6 IG PB HDLO 1 2 3 4 5 +B 1 2 3 VCM PMC 1 2 10 12 14 7 18 17 3 4 13 24 5 6 21 IG 1 2 DK+ DK- 1 2 PK+ PK- 1 3 VZ GND 1 4 5 6 GND CPUB SIG BDR 1 20 22 21 12 15 6 17 18 TC 1 25 17 26 16 20 19 8 18 7 GND 2 1 4 6 ACAN PAON P-AB GND 2 4 5 6 8 13 17 EC BATT 2 5 8 9 14 15 16 19 20 21 22 23 25 27 29 30 AUTO 2 9 20 22 23 25 27 29 30 AUTO WLSW 2 9 32 8 6 16 17 18 19 10 11 12 13 26 27 34 35 23 22 21 20 7 25 24 SR 2 10 11 1 9 8 IG 2 10 HAZ BU+ 2 13 5 6 17 4 25 24 EC MREL 2 13 MPX+ MPX- 3 1 VZ GND 3 4 13 6 5 20 LSW KUL KL A+ A- CPSE 3 4 26 27 31 32 33 34 35 TC STP 3 5 6 20 LSW A- A+ CPSE 3 6 5 WSH-RLY 3 11 6 5 WSH-RLY WLVL 4 5 6 CPUB SIG BDR 4 5 MPX 1 MPX 2 4 8 16 3 34 33 35 26 32 27 STP 4 8 LCTY LCM+ 4 9 1 2 MPX- S/M S/S +2 4 11 9 10 HEAD 4 12 17 9 8 6 D/G TS +BI +BO TRIG 4 13 20 KUL KL CPSE 5 4 3 2 1 GND TXCT RXCK CODE +B 5 6 7 PT MCOOL MHOT 5 7 MPX-B 5 9 10 8 +5 RSSI DATA 5 13 2 10 12 1 SG MPX- MPX+ BUBS 6 1 BDR GND 6 19 15 9 TDX+ TDX- TFL- N-MU 7 1 MPX 1 MPX 2 7 6 IMO IMI 7 8 SS+ SS- 7 10 11 R/E MSW M+ 7 14 6 SIL CANL CANH 7 15 16 HRLY 8 9 19 21 22 27 28 30 ML WLSW MUL PWS 8 19 20 22 27 29 30 ML MUL 9 10 3 4 5 6 20 21 22 TLSW TSW- SGND MIN+ MIN- MACO SLD IVO+ IVO- 10 2 13 BUBS MPX+ MPX- 10 8 CANL CANH 10 9 5 8 DATA RSSI +5 10 9 ATX+ ATX- 10 9 RFC HP 10 11 MPX 1 MPX 2 11 12 13 14 FSR+ FSR- BSW BGND 12 4 TS D/G 12 7 TS SIL 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 CSW 12 13 14 15 16 17 18 19 20 21 22 23 24 TS 13 2 10 MPX- MPX+ BUBS 13 2 MPX- MPX+ 13 12 STPI STPO 13 15 STPI 13 33 29 30 15 MPX 13 33 MPX 13 33 MPX 1 MPX 2 14 5 MOL MOPS 14 17 15 16 ENG+ TRC- ENG- TRC+ 14 21 16 22 SOL+ SOL- 15 5 TX- TX+ 15 7 5 8 6 12 TAIL-RLY FMIG 16 3 TACH TC 17 18 19 23 24 25 26 27 28 SGND MCO+ MCO- VR 18 10 MUL 19 30 9 SFTD SFTU 20 4 3 MPX- MPX+ 21 29 30 22 PWS PWE 22 24 25 SPD CANL CANH 22 30 MPX 1 MPX 2 23 14 15 24 ECI- ECI+ EC+ EC- 23 15 16 24 MSWE 24 16 FSR- FSR+ 24 25 CANL CANH 25 26 LCTE LCT 26 25 LCT LCTE 27 7 18 30 22 CTY CTYB CYL 31 32 NE- NE+ +5 IG +B IGSW BATT CANH CANL +BI RL+ RL- RR+ RR- +BM +SM -SR -SL +SR +SL A/C CONTROL A/C CONTROL ASSEMBLY (BEHIND CENTER ABS IND. ACMG VPMP AIF AOF AMHPA AMHDR SG-4 AIR AOD AMCPA AMCDR AIR BAG AIR BAG SQUIB (FRONT PASSENGER AIR BAG WIP 2 3 4 5 6 7 8 9 10 AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM COOLING FANS SYSTEM AIR MPX- BAG ANTB TXS+ ANTI-THEFT SYSTEM ATX- ATX+ AUO+ AUO- AUO- AUO- VOI+ VOI- REV B+ B- BEHIND STRUT TOWER) BODY COMPUTER SYSTEM BODY COMPUTER, DOOR LOCKS, POWER WINDOWS, ANTI-THEFT SYSTEMS BODY COMPUTER, WIPER/WASHER SYSTEMS BRAKE IND BU+ HEAD CAN L CANL CANH CENTER J/B (BEHIND RIGHT CENTER CG SG CANH SIL CHARGE IND OIL PRESSURE IND CIGARETTE LIGHTER CIRCUIT SUPPLY POWER CLOSE TILT CODE RXCK TXCT AGND GND COMBINATION METER COMPARTMENT) COMPT) COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES, AIR CONDITIONING, COOLING FANS SYSTEMS COOLING FANS SYSTEM CRUISE CONTROL, TRANSMISSIONS SYSTEMS CRUISE IND CTY PWE CTYB CYL DASH) DBKL BKLR DBIL DEF TAIL 1 DEFOGGER SYSTEM DGS TSPA TR TPDR DK DK DN AUTO UP AUTO DN MAN UP MAN DOOR IND DOOR LOCKS SYSTEM DRIVER SIDE J/B (BEHIND DRIVER SIDE J/B (BEHIND LEFT EC MIRROR ECC RES/ ECT PWR IND ECT SNOW IND EFIO EFII ENG+ LBL LBL TRC- SOL+ ESCR ESR VUCR VUPR ESL VUPL ESS BAT TRIG ETC SNOW IND FFOG-RLY FORWARD OF STRUT TOWER) FR- FR+ FL- FL+ FRONT CONTROLLER FRONT FOG IND FRONT WIPER/ WASHER CIRCUIT FSPT SNOW PWR FUEL IND FUEL TSW GLOVE BOX LIGHT GND ECUB GND NAV- NAV+ NAVO GND PS VPS GBT IG DIA FSR+ FSR- BSW BGND GPS BT VBT HAZ STPA STP MPX-B HAZD SG-1 TSDR TE SG-2 HDLO HRLY HEADLAMP WASHER CIRCUIT HEADLIGHTS SYSTEM HEADLIGHTS, BODY COMPUTER SYSTEMS HIGH BEAM IND HIGH MOUNTED STOP LIGHT HORNS SYSTEM HORNS SYSTEM HEADLIGHTS SYSTEM WIPER/WASHER SYSTEM HORNS, BODY COMPUTER SYSTEMS HOT AT ALL TIMES HOT IN HOT IN ACC OR ON HOT IN ON OR ACC HOT IN ON OR START HOT IN OR OR START HOT IN RUN OR START HP RFC IF (AT LEFT IG RDA RSSI IG+ IG+ IGNITION KEY CYLINDER LIGHT IGSW TAM IH (UNDER ILE FSPT ILL- ANT IND BZR INJ 8 INJ 6 INJ 4 INJ 2 INNER MIRROR INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL J/B (BEHIND UPPER CENTER INSTRUMENT PANEL J/B (BEHIND UPPER CENTER OF KICK PANEL) KLS+ LCKI PRG INJ 7 INJ 5 INJ 3 INJ 1 LCM+ LCTY LCM+ LEFT BACK-UP LIGHT LEFT BACK-UP LIGHT RIGHT BACK-UP LIGHT LEFT DOOR COURTESY LIGHT LEFT FOOT LIGHT LEFT FRONT FOG LIGHT LEFT FRONT PARKING LIGHT LEFT FRONT PARKING LIGHT RIGHT FRONT SIDE MARKER LIGHT LEFT FRONT SIDE MARKER LIGHT LEFT FRONT TURN SIGNAL LIGHT LEFT FRONT WOOFER LEFT LUGGAGE COMPARTMENT LIGHT LEFT REAR COMBI- NATION LIGHT LEFT REAR COMBINATION LIGHT LEFT REAR SIDE MARKER LIGHT LEFT REMOTE CONTROL MIRROR LEFT SCUFF PLATE LIGHT LEFT STOP LEFT TURN LEFT TURN IND LEFT VANITY LIGHT LEVEL TEMP LFR- RLM- LICENSE PLATE LIGHT LLR LCR LMT PLS LOR LPRB LLRE LCRE RPR LPRE RORE ROR LSP+ LBE+ LSP- LBE- VUPL VUCL ESL ESCL LUGGAGE ROOM J/B (AT LEFT REAR CORNER OF LUGGAGE M- M+ MAP DOOR MAP MEMORY SYSTEMS MIC - MIC+ MIC- MACC MIC- MIC+ MIL IND MIRRORS SYSTEM ML WLSW MPOS 1 MPOS 2 MPOS 6 MPX 1 MPX 2 MPX RCO MPX RCO GND MPX+ GND MPX+ GND MPX- MPX+ MPX- MPX- MPX+ REAR CORNER OF LUGGAGE COMPT) MPX-B MPX-IG MPX-IG HAZ IG 2 3 4 5 6 7 8 9 10 MPX-IG MPX-B HIC MREL IGSW MSW M+ MT- SR MTT MT+ MTX+ TDX+ MULTI- DISPLAY SPD MULTI-DISPLAY MUP MDN CTY PWE MUTE R+ L+ SGND N-MU NAVI +B SP- AUI- NAVI +B SP- AUI- GND NAV- NAV+ NAVO NAVIGATION DOOR, TILT CONTROL NAVIGATION SYSTEM NAVIGATION SYSTEM WARNING SYSTEM NE- NE+ NT- NT+ OCR- OCR+ OF DASH) OF LUGGAGE COMPT) OIL LEVEL IND ON OFF OPEN DOOR IND OPEN OPEN OPEN/ CLOSE OPEN 8 3 9 P- P+ D+ D- P-GND PASSENGER SIDE J/B PASSIVE RESTRAINT SYSTEM PASSIVE RESTRAINTS, BODY COMPUTER SYSTEMS PERSONAL LIGHT PERSONAL LIGHT, GARAGE DOOR OPENER PK- PK+ PKB SPD IG PL- PL+ POWER OUTLET POWER SUPPLY CIRCUIT POWER TOPS SYSTEM PR- PR+ PWE PWS DLE R - L - R+ L+ SPD TFR- TFL- R- L- GND R/E RET CNCL MSW M+ TR+ CLTS CLTE RV HDCL RADIO, PLAYER RCL LPLB RCRE RPL RHL LLL LPLE RLLE SWE TCSE PTPE RCLE RPLE RHLE LLLE LCTE LCT RCLF RCLR RDA RSSI RCO REAR WOOFER RIGHT BACK-UP LIGHT RIGHT DOOR COURTESY LIGHT RIGHT FOOT LIGHT RIGHT FRONT FOG LIGHT RIGHT FRONT PARKING LIGHT RIGHT FRONT TURN SIGNAL LIGHT RIGHT FRONT WOOFER RIGHT LUGGAGE COMPARTMENT LIGHT RIGHT REAR COMBI- NATION LIGHT RIGHT REAR COMBINATION LIGHT RIGHT REAR SIDE MARKER LIGHT RIGHT REMOTE CONTROL MIRROR RIGHT SCUFF PLATE LIGHT RIGHT STOP RIGHT TURN RIGHT TURN IND RIGHT VANITY LIGHT RSSI DATA RVL SWL SEAT BELT IND SEATS SYSTEM SEATS, MEMORY SYSTEMS SET/ COAST SFLH PMC SFLR SRRH SRRR VCM PH SFR+ SFR- SFRH SRLH AST SFRR PL SG TC SG-3 SGF SMGR SMGL SGND SSRS SLDF SLDR LUP LDWN FUP SHORT PIN 1 SHORT PIN 2 SHORT PIN 3 SIG SGND RPRB RPRE LPR RHRE SIL P-AB SLIP IND SLU- SLU+ EOIL OIL SLT- SLT+ SMBR SMBL SMR SML SRS IND SS+ SS- SHRL SBR SSFV SSRV SSRR PVCC FDWN SSFV SSRV SSRR PVCC FDWN IG SYSB STA MREL FC FPR STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM STOP 1 STOP 2 STPO STPI STR+ STRUT TOWER) SUPPLEMENTAL RESTRAINTS SYSTEM SWE CLS SWR THR SYNC VG TACH TC EPA VPA VCPA TAIL 1 TAIL 2 TAIL- LIGHT TAIL-RLY TC STP MPMP IMI IMO TELLTALE LIGHT ASSEMBLY TELLTALE LIGHT ASSEMBLY FRONT PASSENGER SEAT BELT WARNING LIGHT THROTTLE BODY ASSEMBLY TIM- TIM+ TEM- TEM+ TIRE PRESSURE IND TPPA MPX- TR+ RV TRANSMISSIONS SYSTEM TRIG +BO STP TRUNK, TAILGATE, FUEL DOORS SYSTEM TS TC CANL TURN LH GND TURN RH TURN SIGNAL TURN SIGNAL TAIL LIGHT TX+ VG VCC VOUT VPA EPA VCPA VSC OFF IND VSC OFF IND SLIP IND VTA VC VUCR ESCR ESR VUPR W/ MIRROR RETRACTOR W/ NAVIGATION W/ NAVIGATION SYSTEM WARNING SYSTEM WARNING SYSTEM PASSIVE RESTRAINT SYSTEM WARNING SYSTEM WASHER IND WATER TEMPERATURE WIPER/ WASHER SYSTEM WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM HEADLIGHTS SYSTEM YAW - YSS YD