Lexus HS I (2009-2012) skid control ecu assembly (left side of engine compt) Wiring diagrams

1 9 OUT 5 6 FR- 6 8 B+ GND 7 8 9 RL- CSW RR- BLK WIRE BLU WIRE BRN WIRE BZ BI BS COMPUTER DATA LINES SYSTEM DASH) ESSI FR+ CTY RL+ GRN WIRE HOT AT ALL TIMES HOT IN ON OR START HZRI IGN FUSE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/C LEFT FRONT DOOR COURTESY SWITCH ASSEMBLY (LEFT "B" PILLAR) LEFT QUARTER PANEL) LEFT REAR SPEED SENSOR (LEFT REAR WHEEL) LT BLU WIRE LT GRN WIRE PNK WIRE RED WIRE RIGHT REAR (RIGHT REAR SPEED SENSOR DOOR) (RIGHT REAR WHEEL) SKID CONTROL ECU ASSEMBLY (LEFT SIDE OF ENGINE COMPT) STOP FUSE STOP LIGHT CONTROL RELAY ASSEMBLY (LEFT SIDE OF DASH) STOP LIGHT SWITCH ASSEMBLY (ABOVE BRAKE PEDAL, ON BRACKET) STPO TS VIO WIRE VSC OFF SWITCH WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 EXO RR+ ABS MAIN 2 FUSE ABS MTR 1 FUSE ABS MTR 2 FUSE ABS- MAIN 1 FUSE BLK WIRE BLU WIRE BRAKE BOOSTER PUMP ASSEMBLY BRAKE PEDAL STROKE SENSOR ASSEMBLY (ABOVE BRAKE PEDAL) COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FL+ FL- STP GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B (LEFT SIDE LBL LEFT FRONT SPEED SENSOR (LEFT FRONT WHEEL) LT GRN WIRE MAIN BODY ECU OF DASH) PARKING BRAKE SWITCH ASSEMBLY (PARKING BRAKE ASSEMBLY) PNK WIRE RED WIRE RIGHT FRONT SPEED SENSOR (RIGHT FRONT WHEEL) SKG SKG SKS SKID CONTROL ECU ASSEMBLY (LEFT SIDE OF ENGINE COMPT) VCSK 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 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

BLK WIRE BLU WIRE CAN (+) GRN WIRE GRY WIRE HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) LIN PNK WIRE RED WIRE SKID CONTROL ECU ASSEMBLY (LEFT SIDE OF ENGINE COMPT) TACH VIO WIRE WHT WIRE YEL WIRE

5 4 3 2 1 STP ESSI BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BUZZER CCHG COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE CONTROL DYNAMIC RADAR CRUISE CONTROL MAIN SWITCH CRUISE IND EAT EXO STPO GRN WIRE GRY WIRE HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) IND INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/C LEFT FRONT SPEED SENSOR (LEFT FRONT WHEEL) LEFT QUARTER PANEL) LEFT REAR SPEED SENSOR (LEFT REAR WHEEL) LGND LT BLU WIRE LT GRN WIRE MODE MULTI-INFORMATION DISPLAY ON-OFF +RES -SET OUT RED WIRE RIGHT FRONT SPEED SENSOR (RIGHT FRONT WHEEL) RIGHT REAR DOOR RIGHT REAR SPEED SENSOR (RIGHT REAR WHEEL) RL+ RL- RR- RR+ FL- FL+ FR- FR+ SET IND SKID CONTROL ECU ASSEMBLY (LEFT SIDE OF ENGINE COMPT) SPIRAL CABLE SUB-ASSEMBLY (STEERING COLUMN) STEERING PAD SWITCH ASSEMBLY CONTROL DISTANCE STOP LIGHT CONTROL RELAY ASSEMBLY (LEFT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

5 4 3 2 1 STP ESSI BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BUZZER COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE CONTROL MAIN SWITCH CRUISE IND EXO STPO GRN WIRE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/C LEFT FRONT SPEED SENSOR (LEFT FRONT WHEEL) LEFT QUARTER PANEL) LEFT REAR SPEED SENSOR LT BLU WIRE LT GRN WIRE OF DASH) ON-OFF +RES -SET OUT RED WIRE RIGHT FRONT SPEED SENSOR (RIGHT FRONT WHEEL) RIGHT REAR DOOR RIGHT REAR SPEED SENSOR (RIGHT REAR WHEEL) RL+ RL- RR- RR+ FL- FL+ FR- FR+ SKID CONTROL ECU ASSEMBLY (LEFT SIDE OF ENGINE COMPT) SPIRAL CABLE SUB-ASSEMBLY (STEERING COLUMN) STOP LIGHT CONTROL RELAY ASSEMBLY (LEFT SIDE VIO WIRE WHT WIRE WHT/BLK WIRE

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEMS CONTROL ECU ASSEMBLY DC/DC FUSE ECU-B FUSE ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) EXO GRN WIRE GRY WIRE HOT AT ALL TIMES HTR INTEGRATION RELAY J/C LEFT LICENSE PLATE LIGHT ASSEMBLY LEFT OUTER MIRROR ASSEMBLY LEFT OUTER MIRROR CONTROL ECU ASSEMBLY LT GRN WIRE P/I 2 FUSE PNK WIRE POWER MANAGEMENT CONTROL ECU (RIGHT SIDE OF DASH) RED WIRE RIGHT LICENSE PLATE LIGHT ASSEMBLY RIGHT OUTER MIRROR RIGHT OUTER MIRROR ASSEMBLY SIDE TURN SKID CONTROL ECU ASSEMBLY (LEFT SIDE OF ENGINE COMPT) TRN+ TRNI TURN TURN RIGHT OUTER TURN, HAZ FUSE VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+B PGND 1 2 3 4 5 6 7 8 9 10 MOR- MOR+ MOL+ MOL- 1 2 3 4 5 6 7 8 CAN H CAN L 1 5 LGND IGB 2 3 4 SGND COMPUTER DATA LINES SYSTEM 20 19 32 COMPUTER DATA LINES SYSTEM CAN H CAN L LGND BLK WIRE BLU WIRE BRN WIRE CANH CANL 32 31 COMBINATION METER COMPUTER DATA LINES SYSTEM DASH) DRIVING SUPPORT ECU ASSEMBLY (RIGHT SIDE OF DASH) ECU-IG 2 FUSE ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) MET FUSE HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF J/C LEFT FRONT PRE-COLLISION SEAT BELT MOTOR (BASE OF LEFT "B" PILLAR) LT GRN WIRE MILLIMETER WAVE RADAR SENSOR ASSEMBLY (FRONT OF PBSW PCS IND PRE-COLLISION SYSTEM CANCEL SWITCH ASSEMBLY PSB FUSE RED WIRE RIGHT FRONT PRE-COLLISION SEAT BELT MOTOR (BASE OF RIGHT "B" PILLAR) SEAT BELT CONTROL ECU (RIGHT SIDE OF DASH) SKID CONTROL ECU ASSEMBLY (LEFT SIDE OF ENGINE COMPT) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE