Lexus IS I (1999-2005) junction connector 16 (above right rear fenderwell) Wiring diagrams

1 2 4 5 6 7 PRG RDA LSR RCTY DCTY LGCY 2 6 12 BECU BACK DOOR COURTESY SWITCH BLK/RED WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BODY ECU (BEHIND LOWER LEFT END OF DASH, INTEGRAL WITH DRIVER SIDE J/B) BSUB BZR DOOR FUSE DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-IG FUSE FLASHER RELAY GRN/WHT WIRE GROUND GRY/BLU WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START J/C 12 (ABOVE LEFT LEFT REAR WHEELWELL) J/C 17 (ABOVE LEFT REAR FENDERWELL) JUNCTION CONENCTOR 5 (BEHIND LEFT END OF DASH, ABOVE DRIVER SIDE J/B) JUNCTION CONNECTOR 16 (ABOVE RIGHT REAR FENDERWELL) JUNCTION CONNECTOR 6 (BEHIND LEFT SIDE OF DASH, FORWARD OF INSTRUMENT CLUSTER) KEYLESS BUZZER (NEAR TOP OF LEFT FRONT WHEELWELL, INSIDE FENDER) LEFT FRONT DOOR COURTESY SWITCH LEFT REAR DOOR COURTESY SWITCH LEFT REAR DOOR LOCK DETECTION SWITCH LUGGAGE COMPT DOOR COURTESY SWITCH ORG/ WIRE PCTY HAZ LSWP RADIO 2 FUSE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY SWITCH RIGHT REAR DOOR COURTESY SWITCH SEDAN SEDAN WAGON TAIL RELAY WAGON WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL/RED WIRE

5 18 9 6 15 10 BDM TX ALT FUSE BK (AT RIGHT FRONT FLOOR PANEL) BLK WIRE BLK/ WHT WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EFI FUSE EFI RELAY ENGINE ROOM 1 R/B (ON RIGHT REAR OF ENGINE COMPT) ENGINE ROOM 2 R/B (ON RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE HEAD LP RELAY HEADLIGHTS SYSTEM HORN FUSE HORN RELAY HORN SYSTEM HOT AT ALL TIMES IH (AT RIGHT SIDE OF FIREWALL) J/C 12 (ABOVE LEFT REAR FENDERWELL) J/C 17 (ABOVE LEFT REAR FENDERWELL) (SEDAN) JUNCTION CONNECTOR 15 (ON LEFT SIDE OF LUGGAGE COMPT, BEHIND LEFT FENDERWELL) JUNCTION CONNECTOR 16 (ABOVE RIGHT REAR FENDERWELL) KL KUL LSWD LEFT FRONT DOOR KEY LOCK, UNLOCK SWITCH, DOOR LOCK DETECTION SWITCH LOCK DETECT LUGGAGE COMPARTMENT DOOR KEY UNLOCK SWITCH MAIN FUSE ORG/ WIRE POWER WINDOW MASTER SWITCH RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR LOCK DETECTION SWITCH RIGHT REAR DOOR LOCK DETECTION SWITCH SEDAN UNLK LOCK WAGON WHT WIRE WHT/BLK WIRE YEL/RED WIRE

5 18 9 6 15 10 BDM TX BACK DOOR OPENER RELAY (WAGON) (ABOVE LEFT REAR FENDERWELL) BK (AT RIGHT FRONT FLOOR PANEL) BLK/ WHT WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE DETECTION LOCK DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE JUNCTION CONNECTOR 16 (ABOVE RIGHT REAR FENDERWELL) KL KUL LSWD LOCK LOCK DETECTION ORG/ WIRE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) POWER WINDOW MASTER SWITCH RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR LOCK MOTOR, DOOR LOCK DETECTION SWITCH RIGHT REAR DOOR LOCK MOTOR, DOOR LOCK DETECTION SWITCH SEDAN UNLK UNLK RIGHT DOOR LOCK CONTROL SWITCH WAGON WAGON SEDAN WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL BLU/ WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 PWR PWL 6 10 9 DCTY RLD RLU BLK WIRE BLK/BLU WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BODY ECU (BEHIND LOWER LEFT END OF DASH, INTEGRAL WITH DRIVER SIDE J/B) BRN/WHT WIRE BSUB COMPUTER DATA LINES SYSTEM D FR P/W FUSE D RR P/W FUSE DCTY DOOR FUSE DOWN DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-IG FUSE GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START JUNCTION CONNECTOR 15 (ON LEFT SIDE OF LUGGAGE COMPT, BEHIND LEFT FENDERWELL) JUNCTION CONNECTOR 16 (ABOVE RIGHT REAR FENDERWELL) JUNCTION CONNECTOR 5 (BEHIND LEFT END OF DASH, ABOVE DRIVER SIDE J/B) LEFT FRONT DOOR COURTESY SWITCH LEFT FRONT POWER WINDOW MOTOR LEFT REAR POWER WINDOW CONTROL SWITCH LEFT REAR POWER WINDOW MOTOR LIMIT SW ORG/ WIRE P FR P/W FUSE MPX-B FUSE P RR P/W FUSE P/W RELAY PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) POWER WINDOW MASTER SWITCH PULSE SENSOR PW BDM RADIO 2 FUSE RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT POWER WINDOW CONTROL SWITCH RIGHT REAR POWER WINDOW CONTROL SWITCH RIGHT REAR POWER WINDOW MOTOR RIGIHT FRONT POWER WINDOW MOTOR RRD RRU PU PD SEDAN WAGON SGND PLS LMT WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 TX+ CTX+ 1 2 3 4 5 6 7 8 WF+ WF+ AMP+ WF- WF- MTR +B 18 5 GTX- GTX+ ACC+B AMP ANT ANTENNA AMPLIFIER (BEHIND CENTER OF DASH) AUI- AUO- BK (AT RIGHT FRONT FLOOR PANEL) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BU+B DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ENGINE ENGINE ROOM R/B 1 ROOM R/B 1 (ON RIGHT REAR (ON RIGHT OF ENGINE COMPT) GND(E) GND(S) GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON IF (AT RIGHT FRONT PANEL CENTER) JUNCTION CONNECTOR 10 (BEHIND UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR 13 (ABOVE LEFT REAR FENDERWELL) JUNCTION CONNECTOR 16 (ABOVE RIGHT REAR FENDERWELL) L-R LEFT FRONT DOOR SPEAKER LEFT REAR SPEAKER LEFT SQUAWKER LEFT TWEETER LT GRN WIRE MULTI-DISPLAY (W/ NAVIGATION) MUTE MUTE L+ R+ TX- CTX- MUTE R+ L+ NAVI-MUTE NAVIGATION ECU NCA WIRE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PNK AUO+ WIRE PNK PNK WIRE PNK WIRE R- L- GND RADIO 1 FUSE RADIO 2 FUSE RADIO, PLAYER RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FRONT DOOR SPEAKER RIGHT REAR SPEAKER RIGHT SQUAWKER RIGHT TWEETER RR- WR- ACC+ STEREO COMPONENT AMPLIFIER (BEHIND RIGHT END OF DASH) TX- S-GND VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WOOFER YEL WIRE YEL/BLK WIRE YEL/RED WIRE