Lexus HS I (2009-2012) certification ecu assembly (right side of dash) Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 FLCL DIM LCTY 20 19 CANH CANL 6 14 CANH CANL AIR BAG SENSOR ASSEMBLY (LOWER CENTER OF DASH) BCLY BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU ASSEMBLY (RIGHT SIDE OF DASH) COMBINATION HEADLIGHT METER SWIVEL ECU ASSEMBLY (RIGHT SIDE OF DASH) DATA LINK CONNECTOR 3 (BEHIND LOWER LEFT SIDE OF DASH) DISPLAY, NAVIGATION MODULE DISPLAY (W/ NAVIGATION) (CENTER OF DASH) DOOR LOCKS SYSTEM DRIVING SUPPORT ECU ASSEMBLY (RIGHT SIDE OF DASH) ECU-B FUSE ENGINE ROOM R/B ASSEMBLY (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM HEADLIGHTS SYSTEM HOT AT ALL TIMES HU RCTY LSFL HF HYBRID VEHICLE CONTROL ECU ASSEMBLY (LEFT SIDE OF ENGINE COMPT) INTERIOR LIGHTS SYSTEM POWER TOPS SYSTEM LSFR LGCY CLTB CLTS CLTE LT BLU WIRE LT GRN WIRE MAIN BODY ECU (LEFT SIDE OF DASH) PNK CSPT REV WIRE PNK HEAD TAIL WIRE PNK WIRE POWER MANAGEMENT CONTROL ECU (RIGHT SIDE OF DASH) RED WIRE SEAT BELT CONTROL ECU (RIGHT SIDE OF DASH) SKID CONTROL ECU ASSEMBLY (LEFT SIDE OF ENGINE COMPT) SLF+ CANL CANH TKUL TRANSMISSION CONTROL ECU ASSEMBLY (RIGHT SIDE OF DASH) TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 ILL- ILL+ BDR BLK WIRE BLU WIRE BRN WIRE CANN CANP CERTIFICATION ECU ASSEMBLY (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM D FR DOOR FUSE HOT AT ALL TIMES HOT AT ALL TIMES INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) P FR DOOR FUSE HTR LEFT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1 LEFT INTERIOR ILLUMINATION LIGHT ASSEMBLY 2 LEFT OUTER MIRROR ASSEMBLY LEFT VANITY LIGHT ASSEMBLY LEFT VISOR ASSEMBLY LT BLU WIRE LT GRN WIRE PNK WIRE POWER SWITCH RED WIRE RIGHT FRONT COURTESY LIGHT ASSEMBLY RIGHT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1 RIGHT INTERIOR ILLUMINATION LIGHT ASSEMBLY 2 RIGHT OUTER MIRROR ASSEMBLY RIGHT VANITY LIGHT ASSEMBLY RIGHT VISOR ASSEMBLY SWIL VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 5 ILE CSPT PNK WIRE 20 25 2 HCTY DRL DIM AGND ANT ASEL ASEL RDA RSSI BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE CANH CANL SWIL TXCT CODE CERTIFICATION ECU ASSEMBLY (RIGHT SIDE OF DASH) CLGB COMPUTER DATA LINES SYSTEM CONTROL CIRCUIT DATA DOOR CONTROL RECEIVER (LEFT REAR QUARTER PANEL) DOOR CONTROL RECEIVER 2 (RIGHT REAR LUGGAGE COMPT) DOOR LOCK SWITCH DOOR UNLOCK SWITCH SUB-ASSEMBLY ENGINE HOOD COURTESY SWITCH ASSEMBLY ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HMW+ HOT AT ALL TIMES HWM- IG CUTB INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) INTEGRATION CONTROL, PANEL ASSEMBLY J/C LEFT FRONT DOOR OUTSIDE HANDLE ASSEMBLY LIN LOCK LT BLU WIRE LT GRN WIRE MAIN BODY ECU MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY NCA WIRE OUTSIDE LUGGAGE ELECTRICAL KEY ANTENNA PNK PNK WIRE PNK WIRE RCO RED WIRE RIGHT REAR DOOR RSSI SECURITY IND LIGHT SENS SLF+ TRG+ UNLOCK VIO WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE

41 42 19 20 IMO IMI CANL CANH CERTIFICATION ECU ASSEMBLY (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM EFII EFIO ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) ID CODE BOX (LEFT SIDE OF DASH) LIN LIN 2 LT GRN WIRE POWER MANAGEMENT CONTROL ECU (RIGHT SIDE OF DASH) RED WIRE TRANSMISSION CONTROL ECU ASSEMBLY (RIGHT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+ECU 13 14 CANL CANH 31 32 29 14 ALTB IG AUTO LIGHT CONTROL SWITCH BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU ASSEMBLY (RIGHT SIDE OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM DC/DC J/B FUSE (LEFT SIDE OF ENGINE COMPT) DIL- DOOR 1 FUSE ECU- IG 1 FUSE ECU-B FUSE ENGINE ROOM ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE HEAD HEAD UP DISPLAY SWITCH ASSEMBLY (IF EQUIPPED) HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT IN ON OR START HOT W/ HOT W/ ACC RELAY ENERGIZED ILL LIGHT CONTROL RHEOSTAT LT BLU WIRE MAIN BODY ECU INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) MET FUSE MULTI-DISPLAY (W/ NAVIGATION) OFF TAIL PANEL FUSE PNK WIRE POWER SWITCH RED WIRE RELAY ENERGIZED SWIL TAIL TAIL FUSE TAIL RELAY TELLTALE LIGHT ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 RMVR LP MR+ HTR+ RVC VSSR EC+ 1 2 3 4 5 6 7 8 9 MM 10 11 12 13 14 ECI+ TRNI ECI- MSWE BDR 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 LP MR+ HTR+ LVC VSSR EC+ AMR BDR BDR CANN CANP ECI+ TRNI ECI- BLK WIRE BLK/BLU WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CANN CANP CERTIFICATION ECU ASSEMBLY (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM MIRRORS SYSTEM DOWN RIGHT UP EC- TRN+ EC- TRN+ PNK WIRE ECU-B FUSE ENGINE COMPT) ENGINE ROOM R/B ASSEMBLY (LEFT SIDE OF EXTERIOR LIGHTS SYSTEM MIRRORS SYSTEM FUSE GRN WIRE GRY WIRE HOLD AWAY SWITCH HOT AT ALL TIMES INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEFT LEFT OUTER MIRROR ASSEMBLY LEFT OUTER MIRROR CONTROL ECU ASSEMBLY (LEFT FRONT DOOR) LEFT RIGHT LEFT LMHR LM+R MR- HTR- HSSR LMVR LT BLU WIRE LT GRN WIRE MAIN BODY ECU MIRB MIRE MIRRORS SYSTEM EXTERIOR LIGHTS SYSTEM MIRRORS SYSTEM MIRS OUTER MIRROR SWITCH ASSEMBLY P FR D FR DOOR DOOR FUSE FUSE PNK WIRE RED WIRE RELAY ENERGIZED INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) RET RIGHT RIGHT OUTER MIRROR ASSEMBLY RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY (RIGHT FRONT DOOR) RMHR RM+R MR- HTR- HSSR SEAT MEMORY SWITCH SET- SIG CPUB SIG CPUB GND CANN CAPN VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 PNK TEM+ VCE TES WIRE 14 5 15 16 ASEL RCO RDA RSSI 5 3 2 4 6 7 RSSI DATA +5 ASEL GND ANT 7 8 4 CANN CANP DBCL 9 10 CANH CANL 9 8 4 3 2 1 13 CANP CANN BLK WIRE BLU WIRE BRN WIRE BUCKLE SWITCH CERTIFICATION ECU ASSEMBLY (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CANN DOOR CONTROL CONTROL ANT RECEIVER 2 (RIGHT REAR LUGGAGE COMPT) DOOR CONTROL RECEIVER (LEFT REAR QUARTER PANEL) ECU ASSEMBLY (RIGHT SIDE OF DASH) ECU-B FUSE ENGINE ROOM R/B ASSEMBLY (LEFT SIDE OF ENGINE COMPT) FLCY CANL CANH FUSE GND TIM- GRN WIRE GRY WIRE HEADLAMP DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEFT FRONT DOOR COURTESY SWITCH ASSEMBLY (LEFT "B" PILLAR) LEFT FRONT SEAT INNER BELT ASSEMBLY LEFT OUTER MIRROR CONTROL LEFT POSITION CONTROL ECU, SWITCH ASSEMBLY (LEFT SIDE OF SEAT) LEFT QUARTER PANEL) LT BLU WIRE MAIN BODY ECU MM MSWE MSW MULTIPLEX TILT, TELESCOPIC ECU (CENTER CONSOLE) NCA WIRE PNK WIRE POWER TELESCOPIC MOTOR ASSEMBLY (ON STEERING COLUMN) POWER TILT MOTOR (ON STEERING COLUMN) RED WIRE RELAY ENERGIZED RIGHT REAR DOOR SEAT MEMORY SWITCH SET- TELESCO SHORT TELESCOPIC SENSOR TEM TI, TE FUSE TILT DOWN TILT UP TELESCO STRETCH TILT, TELESCOPIC SWITCH TIM VCI TIS VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 5 ILE CSPT PNK WIRE 20 25 2 HCTY DRL DIM AGND ANT ASEL ASEL RDA RSSI BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE CANH CANL SWIL TXCT CODE CERTIFICATION ECU ASSEMBLY (RIGHT SIDE OF DASH) CLGB COMPUTER DATA LINES SYSTEM CONTROL CIRCUIT DATA DOOR CONTROL RECEIVER (LEFT REAR QUARTER PANEL) DOOR CONTROL RECEIVER 2 (RIGHT REAR LUGGAGE COMPT) DOOR LOCK SWITCH DOOR UNLOCK SWITCH SUB-ASSEMBLY ENGINE HOOD COURTESY SWITCH ASSEMBLY ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HMW+ HOT AT ALL TIMES HWM- IG CUTB INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) INTEGRATION CONTROL, PANEL ASSEMBLY J/C LEFT FRONT DOOR OUTSIDE HANDLE ASSEMBLY LIN LOCK LT BLU WIRE LT GRN WIRE MAIN BODY ECU MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY NCA WIRE OUTSIDE LUGGAGE ELECTRICAL KEY ANTENNA PNK PNK WIRE PNK WIRE RCO RED WIRE RIGHT REAR DOOR RSSI SECURITY IND LIGHT SENS SLF+ TRG+ UNLOCK VIO WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE

2 4 FLCY FRCY 6 13 14 RCTY CANL CANH 7 6 5 4 3 2 ANT GND RSSI ASEL DATA +5 9 10 CANH CANL BLK WIRE BLU WIRE BRN WIRE BUZZER CERTIFICATION ECU ASSEMBLY (RIGHT SIDE OF DASH) CLS CLOSE COMBINATION METER COMPUTER DATA LINES SYSTEM DOOR CONTROL RECEIVER (LEFT REAR QUARTER PANEL) DOOR CONTROL RECEIVER 2 (RIGHT REAR LUGGAGE COMPT) ANT DOWN DOWN ECU- IG 1 FUSE GRN WIRE GRY WIRE HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LCTY LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) LEFT REAR DOOR COURTESY SWITCH (LEFT "C" PILLAR) LT BLU WIRE LT GRN WIRE M- M+ MAIN BODY ECU INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) MAP LIGHT ASSEMBLY MASTER IND MET FUSE NCA WIRE OPN OPN DWN CLS UP PNK PNK WIRE PNK WIRE RDA ASEL RSSI RED WIRE RIGHT FRONT DOOR COURTESY SWITCH RIGHT REAR DOOR RIGHT REAR DOOR COURTESY SWITCH S/ROOF FUSE SLIDING ROOF CONTROL ECU (FRONT CENTER OF ROOF) UP UP VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

2 3 4 5 6 7 +5 DATA ASEL RSSI GND ANT ANT ASEL AUTO AUTO DOWN AUTO UP BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU ASSEMBLY (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DOOR CONTROL RECEIVER (LEFT REAR QUARTER PANEL) DOOR CONTROL RECEIVER 2 (RIGHT REAR LUGGAGE COMPT) DOOR LOCKS SYSTEM DOOR R/L FUSE DOOR R/R FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) INTERIOR LIGHTS LED LEFT REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LEFT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LT BLU WIRE LT GRN WIRE MANUAL DOWN MANUAL UP NCA WIRE P FR DOOR FUSE PNK WIRE RCO RED WIRE RIGHT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY RIGHT REAR DOOR RIGHT REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RIGHT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY RSSI SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE