Lexus RX II (2003-2006) suspension control ecu (under right side of dash) Wiring diagrams

21 22 PNK WIRE 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 PKB WA BZ +BS 5 6 PNK SPDL SPDR WIRE AFS ECU (LEFT SIDE OF DASH) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BM FR+ FL- RR+ RL- FSW+ TRC+ ENG+ NEO CANH BRAKE PEDAL LOAD SENSING SWITCH (UNDER LEFT SIDE OF DASH) BRK RELAY (W/ DYNAMIC LASER CRUISE CONTROL) BRN WIRE D/G MRF MR STPO FR- FL+ RR- RL+ ECU-IG 2 FUSE ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) FLO FRO GRN WIRE GRY WIRE HEADLIGHT BEAM LEVEL CONTROL ECU (BEHIND LEFT END OF DASH) HOT AT ALL TIMES HOT IN ON OR START IH (AT LEFT SIDE OF DASH) INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/B 4 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 13 (CENTER OF DASH) JUNCTION CONNECTOR 18, 19 (RIGHT SIDE OF DASH) JUNCTION CONNECTOR 7, 8 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 8 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 9 (BEHIND LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE ORG/ WIRE PARKING BRAKE SWITCH (LEFT END OF DASH) PNK 2 1 WIRE PNK PNK PNK PNK WIRE PNK PNK WIRE PNK TRC- ENG- TS CANL WIRE PNK WIRE RED WIRE RRO RLO INIT WFSE CSW BRL R+ PNK WIRE SKID CONTROL ECU WITH ACTUATOR (RIGHT FRONT OF ENGINE COMPT) SPDL SPDR STOP FUSE STOP LIGHT SWITCH SUSPENSION CONTROL ECU (UNDER RIGHT SIDE OF DASH) TIRE PRESSURE WARNING STANDARDIZATION SWITCH (LEFT SIDE OF DASH) TRACTION OFF SWITCH VIO WIRE VSC WARNING BUZZER (BEHIND LEFT END OF DASH) VSCW W/ AIR SUSPENSION SYSTEM W/ DYNAMIC LASER CRUISE CONTROL W/O DYNAMIC LASER CRUISE CONTROL W/O AIR SUSPENSION SYSTEM WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

18 19 20 SIL WFSE TC PNK WIRE 3 4 MPX+ MPX- 5 12 MPX+ MPX- 6 20 5 TC SIL TS A/C AMPLIFIER (RIGHT SIDE OF DASH) AFS ECU (IF EQUIPPED) AIR BAG SENSOR ASSEMBLY (BELOW CENTER CONSOLE) AUTO WIPER ECU (TOP RIGHT SIDE OF DASH) BLK WIRE BLU WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) 24 12 22 BRN WIRE CENTER CLUSTER INTEGRATION PANEL COMBINATION METER DIA ED (FRONT OF ENGINE) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) GATEWAY ECU (RIGHT SIDE OF DASH) GRN WIRE GRY WIRE II (AT LEFT KICK PANEL) INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) JUNCTION CONNECTOR 28, 29 (IN LEFT FRONT DOOR) JUNCTION CONNECTOR 30, 31 (LEFT REAR OF VEHICLE) JUNCTION CONNECTOR 45, 46 (IN DRIVER'S SEAT BOTTOM) LEFT REMOTE CONTROL MIRROR ECU (W/ DRIVING POSITION MEMORY) (IN LEFT FRONT DOOR) LT BLU WIRE LT GRN WIRE OCCUPANT CLASSIFICATION ECU (AT RIGHT FRONT SEAT) ORG/ WIRE PNK 6 7 WIRE PNK PNK PNK WIRE PNK WIRE POWER SEAT ECU (DRIVER'S SEAT) (W/ DRIVING POSITION MEMORY) POWER WINDOW MASTER SWITCH RED WIRE SIL SUSPENSION CONTROL ECU (UNDER RIGHT SIDE OF DASH) TRANSPONDER KEY COMPUTER (CENTER OF DASH) VIO WIRE W/ DRIVING POSITION MEMORY W/ NAVIGATION SYSTEM W/O NAVIGATION SYSTEM W/O POWER TILT, POWER TELESCOPIC 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 21 22 23 24 25 26 SLRL SLRR 1 3 2 SHG SHB SHRR 3 1 2 SHG SHB SHRL ACCESS MODE SWITCH AFS ECU (LEFT SIDE OF DASH) BLK WIRE BLU WIRE BLU/BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DNSW UPSW FLO FRO IG GRN WIRE GRY WIRE HEIGHT CONTROL SWITCH HSW IGH ILLUM J/C 18, 19 (RIGHT SIDE OF DASH) J/C 34 (LEFT REAR OF VEHICLE, BEHIND REAR BUMPER) LEFT FRONT HEIGHT CONTROL SENSOR (LEFT FRONT OF ENGINE COMPT) LEFT REAR HEIGHT CONTROL SENSOR (AT LEFT REAR SUSPENSION) LMSW LSW LT BLU WIRE LT GRN WIRE OFID HI NR LO LMID SIL ORG/ WIRE PNK WIRE RED WIRE RIGHT FRONT HEIGHT CONTROL SENSOR RLO RRO SBR SGR SHB SHFL SHFR SHFR SHFL SHG SHRL SHRL SHRR RM+ RM- SKID CONTROL ECU W/ ACTUATOR (RIGHT FRONT OF ENGINE COMPT) SLLO SLEX SLFR SLFL STP TACH SUSPENSION CONTROL ECU (UNDER RIGHT SIDE OF DASH) TS TC VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

4 3 2 1 TTLA AREA) BLK WIRE BLU WIRE BR (LEFT REAR CARGO AREA) BRN WIRE BS (RIGHT REAR OF CARGO AREA) COMBINATION METER CONVERTER TOWING ECU-B FUSE ECU-IG 2 FUSE ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) FUSIBLE LINK BLOCK (IN ENGINE ROOM R/B) GAUGE 1 FUSE GAUGE 2 FUSE GRN WIRE GRY WIRE HIGH MOUNTED STOP HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) J/B 4 (RIGHT SIDE OF DASH) J/B ECU REAR J/B (LEFT REAR SIDE OF CARGO AREA) J/C 35 (LEFT REAR OF VEHICLE, BEHIND REAR BUMPER) J/C 36 J/C 37 (AT REAR CARGO AREA) J/C 40 (RIGHT REAR OF CARGO J/C 41 (RIGHT REAR OF CARGO AREA) J/C 42 J/C 7, 8 (BEHIND LEFT SIDE OF DASH) LEFT LEFT REAR STOP LIGHT SIDE MARKER LIGHT LEFT TAIL LIGHT LIGHT LIGHT LIGHT LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE REAR LIGHT IND RIGHT LICENSE PLATE LEFT LICENSE PLATE RIGHT REAR SIDE MARKER LIGHT RIGHT STOP LIGHT RIGHT TAIL LIGHT SENSOR LIGHT FAILURE SHIFT LOCK ECU (UNDER CENTER CONSOLE, BESIDE SHIFT LEVER) SKID CONTROL ECU W/ ACTUATOR STOP FUSE STOP LIGHT SWITCH SUSPENSION CONTROL ECU (UNDER RIGHT SIDE OF DASH) TOWING FUSE TRAILER SOCKET TTRS TTLS VIO (OR GRY) WIRE VIO WIRE W/ DYNAMIC LASER CRUISE CONTROL W/ MAYDAY W/O DYNAMIC LASER CRUISE CONTROL W/O MAYDAY WHT WIRE WHT/BLK WIRE YEL WIRE

A/T OIL TEMP IND ABS IND. ACCESS MODE IND ACTIVE CIRCUIT AFS OFF IND ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES SYSTEM HEADLIGHTS SYSTEM BACK DOOR IND BLK WIRE BLU WIRE BRAKE FLUID LEVEL WARNING BRAKE IND BRN WIRE BUZZER CHARGE IND COMBINATION METER COMPUTER DATA LINES SYSTEM CONNECTOR 38 CRUISE CHECK IND CRUISE IND DOME FUSE DOOR GRAPHIC IND DRIVER'S SEAT BELT IND ECT SNOW IND ECU-B FUSE ELECTRONIC SUSPENSION SYSTEM ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) EXCEPT MULTI-MODE SHIFT LEVER TYPE MULTI-MODE SHIFT LEVER TYPE 3 4 FUEL FUEL IND FUEL SENDER (MAIN) (ON TOP OF FUEL TANK) FUSIBLE LINK BLOCK GRN WIRE GRY WIRE HEAD IND HEADLIGHT BEAM LEVEL IND HEADLIGHTS SYSTEM HEIGHT CONTROL HEIGHT CONTROL HIGH IND HIGH BEAM IND HOT AT ALL TIMES HOT IN ON OR START IH (AT LEFT SIDE OF DASH) II (AT LEFT KICK PANEL) IK (TOP LEFT SIDE OF DASH) ILLUMINATION (RING) IN IND INSTRUMENT GAUGE 2 FUSE PANEL J/B (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) JUNCTION CONNECTOR 6 LCD (ACC ODO/TRIP) LCD (SHIFT RANGE POSITION) LEFT REAR DOOR IND LEFT TURN IND LOW IND LT BLU WIRE LT GRN WIRE MAINT REQD IND MALFUNCTION IND LAMP MARK LEVINSON EXCEPT MARK LEVINSON MOPS MULTI-DISPLAY (IF EQUIPPED) NAVIGATION ECU (IF EQUIPPED) (AT REAR OF CARGO AREA) NAVIGATION SYSTEM EXTERIOR LIGHTS SYSTEM WIPER/WASHER SYSTEM NORMAL IND OFF IND OIL PRESSURE IND OIL PRESSURE SWITCH (ON LEFT FRONT CORNER OF ENGINE) ORG/ WIRE PNK EXTERIOR LIGHTS SYSTEM WIRE PNK WIRE POINTER ILLUMINATION POWER SUPPLY CIRCUIT READY IND REAR LIGHT IND RED WIRE RHEOSTAT TRIP SWITCH RIGHT TURN IND RSET SLIP IND SOLID STATE SPEEDOMETER SRS IND STEREO COMPONENT AMPLIFIER (CENTER REAR OF VEHICLE) SUSPENSION CONTROL ECU (UNDER RIGHT SIDE OF DASH) SWITCH (IN BRAKE FLUID RESERVOIR) TACH TACHOMETER TC RV TEMPERATURE TIRE AIR PRESSURE IND TRAC OFF IND USA VIO WIRE VSC IND W/ MAYDAY SYSTEM W/O MAYDAY SYSTEM WASHER LEVEL IND WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE