Lexus·Rx450H·2017 Lexus RX450H·Wiring
Wiring diagram

2017 Lexus RX450H — power distribution

Sheets 7Labels 1207

Power distribution

A ALT 100A P F BATT C 20A 30A 30A 30A 30A 50A 40A 30A 40A 30A 30A 7.5A 30A 30A 25A 10A 80A 50A 50A 15A 5A 15A 20A 10A 30A 20A 10A 7.5A 20A 10A 50A 180A 7.5A 150A 30A 50A 30A 30A 30A 30A B 15A ENGINE ROOM J/B SEMICONDUCTOR POWER INTEGRATION ECU ENGINE ROOM R/B J/C 21 (J120) 10 7 8 JA1 7 1 9 1B 1A 1K 2 BLU PPL/ LT BLU PPL/ ORG PPL/ BLK PPL/ LT BLU BLU BLK RED BLU LT BLU GRN WHT BLU LT BLU WHT BLK BLK YEL WHT RED BLK BRN WHT WHT BLK BLK WHT RED GRN GRN GRY BLK BLU BLK/DK GRN BLK GRN LT GRN RED RED LT GRN PNK RED BLK BLK YEL BLK BLK YEL LT BLU PNK GRN LT BLU DC/DC FUSE J/B-AM FUSE FUSIBLE LINK BLOCK ASSEMBLY RR-B FUSE MAIN FUSE BATTERY BATT FAN FUSE ABS MTR 2 FUSE ABS MTR 1 FUSE EPS FUSE ICS FUSE ABS 3 FUSE FUSE BLOCK ASSEMBLY 1 DC/DC-S FUSE CAPACITOR FUSE D/L FUSE PTC HTR 2 FUSE S/ROOF 2 FUSE S/HTR F/R FUSE TOWING BRK FUSE P/SEAT R/R FUSE DOOR-DL FUSE PTC HTR 1 FUSE S/HTR F/L FUSE H-LP CLN FUSE S/HTR RR FUSE HTR FUSE PTC HTR 3 FUSE P/SEAT R/L FUSE PBD FUSE FAN 2 FUSE FAN 1 FUSE FUEL OPN FUSE FUEL PMP FUSE WIPER FUSE S-HORN FUSE RADIO 2 FUSE H-LP LH FUSE H-LP RH FUSE ETCS FUSE AMP FUSE TOWING FUSE HORN FUSE INJ FUSE IGCT FUSE (LEFT SIDE OF ENGINE COMPT) (ON 12 VOLT BATTERY POSITIVE (+) TERMINAL) (LEFT SIDE OF ENGINE COMPT) (LEFT REAR OF CARGO AREA) (LEFT REAR OF CARGO AREA) (RIGHT CENTER OF DASH) KA (NOT USED) (NOT USED) TO A/F FUSE (DIAGRAM 4 OF 7) TO FUSE BLOCK ASSEMBLY 2 (DIAGRAM 2 OF 7) ENGINE CONTROLS & TRANSMISSIONS SYSTEMS TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 6 OF 7) ELECTRONIC POWER STEERING SYSTEM ANTI-LOCK BRAKES SYSTEM ENGINE CONTROLS & TRANSMISSIONS SYSTEMS DOOR LOCKS & ANTI-THEFT SYSTEMS ANTI-LOCK BRAKES SYSTEM ENGINE CONTROLS SYSTEM TO P/OUTLET FUSE (DIAGRAM 3 OF 7) WIPER/ WASHER SYSTEM POWER TOPS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM SEATS SYSTEM COOLING FANS SYSTEM COOLING FANS SYSTEM SEATS SYSTEM AIR CONDITIONING SYSTEM TO D/C CUT FUSE (DIAGRAM 2 OF 7) WIPER/ WASHER SYSTEM ANTI-THEFT & DOOR LOCKS SYSTEMS HORNS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM NAVIGATION & SOUND SYSTEMS ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM NAVIGATION SYSTEM NAVIGATION & SOUND SYSTEMS
A N M K IG1D H G 10A 10A 10A 5A 10A D TAIL ILL- B+ PGND DIS ACC CUTB E +B ACCD SSW2 AGND SS1 SSW1 GND SS2 WCSW 5A 30A 30A 50A 40A 5A B 5A 10A ENGINE ROOM R/B ENGINE ROOM R/B 2 INSTRUMENT PANEL J/B ASSEMBLY J/C 21 (J120) J/C 7 (J101) J/C 12 (J110) J/C 25 (S73 & S74) J/C 16 (J115) CERTIFICATION ECU POWER SWITCH C24 5 7 6 17 2 8 17 4 3 9 1 7 B22 17 S73 S74 S74 A32 16 18 D29 A10 20 19 18 JR2 5 3 9 11 10 12 1 4 6 7 5 3 2 8 6 4 39 JA1 15 J41 7 4 R1 21 11 18 16 23 J41 5 1 6 C1 GRY GRN GRN GRN WHT GRY WHT PNK BLU RED RED GRN YEL PNK GRN GRY VIO WHT YEL GRN WHT YEL RED GRN ORG VIO VIO WHT/BLK LT BLU WHT/BLK VIO RED LT BLU PNK LT BLU PNK VIO VIO VIO RED YEL PNK VIO RED PNK WHT/BLK BLK GRY BLU WHT WHT BLU BLU WHT VIO LT BLU OIL PMP FUSE ABS 2 FUSE ABS 1 FUSE RADIO 1 FUSE J/B-BAT FUSE D/C CUT FUSE SUB R/B FUSE ECU DCC 1 FUSE ECU DCC 2 FUSE METER FUSE MOBILE WIRELESS CHARGER CRADLE ASSEMBLY FUSE BLOCK ASSEMBLY 2 EPB 2 FUSE EPB 1 FUSE ECU-B 4 FUSE (LEFT SIDE OF ENGINE COMPT) (LEFT REAR OF ENGINE COMPT) (RIGHT CENTER OF DASH) (RIGHT END OF DASH) (UPPER LEFT CENTER OF DASH) (LEFT SIDE OF CARGO AREA) (RIGHT KICK PANEL) (RIGHT KICK PANEL) (LEFT REAR OF CARGO AREA) (LEFT END OF DASH) (RIGHT SIDE OF DASH) JE JE (NOT USED) (IF EQUIPPED) FROM RADIO 2 FUSE (DIAGRAM 1 OF 7) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 5 OF 7) ENGINE CONTROLS SYSTEM ANTI-LOCK BRAKES SYSTEM NAVIGATION & SOUND SYSTEMS ANTI-LOCK BRAKES SYSTEM FROM J/C 10 (J106 & J107) (DIAGRAM 6 OF 7) DOOR LOCKS & ANTI-THEFT SYSTEMS INSTRUMENT CLUSTER SYSTEM TRUNK, TAILGATE, FUEL DOORS & INTERIOR LIGHTS SYSTEMS MEMORY SYSTEMS INSTRUMENT CLUSTER SYSTEM SEATS SYSTEM MEMORY SYSTEMS SEATS SYSTEM MIRRORS SYSTEM FROM INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 5 OF 7) INTERIOR LIGHTS SYSTEM SHIFT INTERLOCK SYSTEM FROM FUSIBLE LINK BLOCK ASSEMBLY (DIAGRAM 1 OF 7) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 3 OF 7) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 5 OF 7) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 6 OF 7) BODY COMPUTER SYSTEM
T E 30A 15A 10A 30A ACC2 ACC1 S IG AC1 GND AC2 D B E B E C 20A 15A ENGINE ROOM R/B INSTRUMENT PANEL J/B ASSEMBLY J/C 14 (J113) J/C 8 (J102 & J103) J/C 14 (J113) J/C 24 (S71) J/C 13 (J111) J103 J102 J102 6 JA1 15 5 7 6 9 1 14 13 JA1 2 1 3 5 AS3 2 4 4 JS1 38 3 2 1 2 3 1 5 2 1 3 5 7 6 4 4 5 8 A21 8 1 A18 JS1 60 1 3 1 2 10 11 12 C5 A2 GRY RED RED BLU YEL RED WHT/BLK WHT/BLK WHT/BLK WHT/BLK WHT/BLK RED RED BLU RED RED BLU RED WHT/BLK BLU BLU RED GRN BLU GRN WHT WHT VIO BLU RED WHT/BLK RED WHT GRN WHT/BLK WHT/BLK WHT/BLK RED RED WHT/BLK WHT/BLK WHT/BLK ORG GRY WHT/BLK PPL/BLU PPL PPL/YEL PPL/BLU ORG GRY PPL/YEL BLU RED BLU GRY ECU-IG1 8 FUSE ECU-IG1 9 FUSE IG1- MAIN FUSE ECU-IG1 7 FUSE P/OUTLET FUSE INV FUSE POWER OUTLET 2 RELAY IGNITION RELAY 1 INVERTER RELAY POWER OUTLET SOCKET ASSEMBLY 2 REAR POWER OUTLET SOCKET ASSEMBLY 1 VOLTAGE INVERTER ASSEMBLY REAR POWER OUTLET SOCKET ASSEMBLY 2 (LEFT SIDE OF ENGINE COMPT) (UNDER LEFT FRONT OF CENTER CONSOLE) (LEFT END OF DASH) (UNDER CENTER CONSOLE) (LEFT END OF DASH) (UNDER LEFT FRONT OF CENTER CONSOLE) (LEFT END OF DASH) (LEFT SIDE OF CARGO AREA) (LEFT END OF DASH) (LEFT SIDE OF CARGO AREA) (LEFT SIDE OF CARGO AREA) (LEFT REAR OF CARGO AREA) (RIGHT KICK PANEL) (LEFT SIDE OF CARGO AREA) JC JC SB JE SE (IF EQUIPPED) FROM FAN 2 FUSE (DIAGRAM 1 OF 7) TO ENGINE ROOM R/B (DIAGRAM 4 OF 7) EXTERIOR LIGHTS SYSTEM SEATS SYSTEM FROM J/C 16 (J115) (DIAGRAM 2 OF 7) FROM J/C 7 (J101) (DIAGRAM 7 OF 7) INSTRUMENT CLUSTER SYSTEM NAVIGATION & SOUND SYSTEMS FROM J/C 25 (S73 & S74) (DIAGRAM 7 OF 7)
J 5A 10A 10A 15A 15A 25A 15A F 20A 10A 5A 15A 10A E ENGINE ROOM R/B ENGINE ROOM J/B H-LP LH-LO RELAY H-LP RH-LO RELAY EFI-MAIN RELAY A/F RELAY ENGINE ROOM R/B F4 G4 G3 F2 E1 2 1 3 5 BLK YEL LT BLU BLK LT GRN RED WHT YEL YEL WHT PNK BLK LT BLU WHT WHT GRY WHT WHT WHT/BLK WHT/BLK BLU IG1-MAIN RELAY ECU- IG1 5 FUSE ECU- IG1 6 FUSE STRG HTR FUSE AVS FUSE IG2 RELAY H-LP RH-LO FUSE H-LP LH-LO FUSE A/F FUSE EFI-MAIN FUSE IG2-MAIN FUSE P INJ FUSE IG2 FUSE ECU-IG2 1 FUSE (LEFT SIDE OF ENGINE COMPT) (LEFT END OF DASH) (LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) AD (W/O HEADLIGHT BEAM LEVEL CONTROL) (W/O HEADLIGHT BEAM LEVEL CONTROL) ANTI-LOCK BRAKES SYSTEM ELECTRONIC SUSPENSION SYSTEM SHIFT INTERLOCK SYSTEM SEATS & NAVIGATION SYSTEMS COOLING FANS SYSTEM FROM ENGINE ROOM R/B (DIAGRAM 3 OF 7) FROM INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 5 OF 7) FROM DC/DC FUSE (DIAGRAM 1 OF 7) ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM SHIFT INTERLOCK SYSTEM
R 5A 5A 15A 20A Q L K J 5A 10A 5A H 7.5A 7.5A 5A 7.5A 10A 10A 10A 5A G INSTRUMENT PANEL J/B ASSEMBLY J/C 11 (J108 & J109) J/C 25 (S73 & S74) J/C 10 (J106 & J107) J/C 3 (A87) J/C 8 (J102 & J103) B20 C2 C14 C11 C9 C21 4 1 J107 J106 J106 6 6 3 3 B31 A55 D12 A11 A17 B3 C12 7 5 6 C15 J102 10 1 2 J103 A47 B19 D36 B32 A44 A33 A43 B8 C3 A9 7 1 9 D32 1 S74 S74 2 11 S73 J108 J109 J109 J109 2 4 1 5 4 A22 C22 A23 D31 F1 PNK PNK LT GRN BLU WHT LT BLU LT GRN PNK GRN LT BLU GRN WHT/BLK YEL RED RED LT GRN YEL ORG BLK WHT BLK ORG GRY GRY VIO YEL BLK VIO BLK YEL GRN PNK VIO PNK RED PNK RED LT BLU RED BLK LT GRN RED LT BLU BLU STRG LOCK FUSE ECU-B 1 FUSE ECU-B 2 FUSE ECU-B 3 FUSE AM2 FUSE DCM FUSE HAZ FUSE STOP FUSE IG1 2 RELAY IG2 2 RELAY IG1 1 RELAY METER- IG2 FUSE A/BAG- IG2 FUSE ECU- IG2 3 FUSE WIPER RR FUSE ECU-IG1 1 FUSE WASHER FUSE EPS-IG1 FUSE (UPPER LEFT CORNER OF DASH) (LEFT SIDE OF CARGO AREA) (RIGHT END OF DASH) (UNDER CENTER CONSOLE) (RIGHT CENTER OF DASH) JD (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) FROM ENGINE ROOM R/B (DIAGRAM 2 OF 7) EXTERIOR LIGHTS & INSTRUMENT CLUSTER SYSTEMS EXTERIOR LIGHTS, SHIFT INTERLOCK, ENGINE CONTROLS, DOOR LOCKS, ANTI-THEFT, CRUISE CONTROL & ANTI-LOCK BRAKES SYSTEMS SHIFT INTERLOCK SYSTEM ANTI-THEFT SYSTEM NAVIGATION SYSTEM TO CERTIFICATION ECU (DIAGRAM 2 OF 7) COMPUTER DATA LINES SYSTEM ENGINE CONTROLS SYSTEM AIR CONDITIONING SYSTEM WARNING SYSTEMS SHIFT INTERLOCK SYSTEM SHIFT INTERLOCK SYSTEM POWER WINDOWS, DOOR LOCKS, ANTI-THEFT & MEMORY SYSTEMS MEMORY SYSTEMS TO ECU-IG1 4 FUSE (DIAGRAM 7 OF 7) FROM TAIL RELAY (DIAGRAM 6 OF 7) FROM ACC RELAY (DIAGRAM 6 OF 7) ELECTRONIC POWER STEERING SYSTEM TO ENGINE ROOM R/B (DIAGRAM 4 OF 7) WIPER/WASHER SYSTEM FROM CERTIFICATION ECU (DIAGRAM 2 OF 7) ENGINE CONTROLS, AIR CONDITIONING, ANTI-LOCK BRAKES, CRUISE CONTROL, DOOR LOCKS, INSTRUMENT CLUSTER, WIPER/WASHER, HEADLIGHTS, EXTERIOR LIGHTS, SHIFT INTERLOCK, ANTI-THEFT, WARNING, SUPPLEMENTAL RESTRAINTS, INTERIOR LIGHTS, ELECTRONIC POWER STEERING, POWER TOPS, NAVIGATION & TRANSMISSIONS SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM ANTI-LOCK BRAKES SYSTEM ENGINE CONTROLS & CRUISE CONTROL SYSTEMS TRUNK, TAILGATE, FUEL DOORS SYSTEM COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM NAVIGATION SYSTEM NAVIGATION SYSTEM
5A 10A TRLY Q 20A 7.5A 7.5A 30A 20A 30A 20A 30A 30A 30A P ACC ACC E E ACC N 15A 5A M L INSTRUMENT PANEL J/B ASSEMBLY DOME CUT RELAY MAIN BODY ECU J/C 13 (J111 & J112) J/C 10 (J106 & J107) B11 D26 D15 B6 A12 A53 D30 D22 C32 14 D1 A54 B26 B24 B25 B27 A6 D2 D3 D11 A13 D4 B7 E1 1 1 2 2 2 J111 J112 5 1 22 17 J106 13 J107 17 20 14 12 J106 14 30 22 J106 19 18 18 J107 A14 A40 A30 LT BLU BLK GRN LT BLU PPL/GRN LT GRN PNK BLU YEL PPL/GRN RED BLU RED PPL/PNK PNK BLK GRN BLK WHT/BLK PPL PPL/BLU GRY BLU PNK YEL PNK RED ORG LT BLU LT GRN RED YEL VIO BLU YEL PPL/GRY GRY P/SEAT F/L FUSE P/SEAT F/R FUSE DOOR F/R FUSE OBD FUSE DOOR F/L FUSE DOOR R/R FUSE TI & TE FUSE DOME FUSE S/ROOF FUSE DOOR R/L FUSE ACC RELAY TAIL RELAY P/OUTLET 1 FUSE TAIL FUSE PANEL FUSE ECU-ACC FUSE POWER OUTLET SOCKET ASSEMBLY 3 POWER OUTLET SOCKET ASSEMBLY 1 (LEFT END OF DASH) (RIGHT END OF DASH) (UNDER LEFT FRONT OF CENTER CONSOLE) (RIGHT KICK PANEL) JC JE (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) COMPUTER DATA LINES SYSTEM MEMORY SYSTEMS POWER WINDOWS SYSTEM POWER TOPS SYSTEM POWER WINDOWS SYSTEM POWER WINDOWS, DEFOGGER & MEMORY SYSTEMS POWER WINDOWS, DEFOGGER & MEMORY SYSTEMS MEMORY SYSTEMS SEATS SYSTEM FROM ENGINE ROOM J/B (DIAGRAM 1 OF 7) INTERIOR LIGHTS SYSTEM TO IG1 2 RELAY (DIAGRAM 5 OF 7) TO IG2 2 RELAY (DIAGRAM 5 OF 7) FROM J/C 16 (J115) (DIAGRAM 2 OF 7) EXTERIOR LIGHTS SYSTEM HEADLIGHTS & EXTERIOR LIGHTS SYSTEMS INTERIOR LIGHTS SYSTEM TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 2 OF 7) COMPUTER DATA LINES SYSTEM INSTRUMENT CLUSTER SYSTEM NAVIGATION SYSTEM NAVIGATION SYSTEM ENGINE CONTROLS & TRANSMISSIONS SYSTEMS NAVIGATION & SOUND SYSTEMS
T 7.5A S IG 10A 5A R 7.5A INSTRUMENT PANEL J/B ASSEMBLY MAIN BODY ECU J/C 11 (J108 & J109) J/C 7 (J101) BKUP LP RELAY J/C 4 (A88) J/C 26 (S75) J/C 25 (S73 & S74) D27 16 C10 3 6 1 4 2 A35 S74 6 22 19 21 22 20 S73 5 5 7 S74 20 21 17 19 12 13 15 16 14 D35 21 J108 J109 15 22 13 J108 18 12 J109 32 B30 16 A56 15 17 18 20 C17 BLU ORG GRY PNK BLU BLU GRY GRN GRN BLK WHT LT BLU PNK BLU LT GRN BLK VIO PNK BLU VIO LT BLU LT BLU GRY BLK RED WHT BLU VIO RED PNK YEL WHT PNK BLK LT GRN GRN GRY GRY ECU-IG1 3 FUSE ECU-IG1 4 FUSE ECU-IG1 2 FUSE BKUP LP FUSE (UPPER LEFT CENTER OF DASH) (UPPER LEFT CORNER OF DASH) (RIGHT CENTER OF DASH) (LEFT REAR OF CARGO AREA) (LEFT SIDE OF CARGO AREA) (NOT USED) FROM IG1 1 RELAY (DIAGRAM 5 OF 7) AIR CONDITIONING & BODY COMPUTER SYSTEMS AIR CONDITIONING SYSTEM WIPER/ WASHER & MIRRORS SYSTEMS POWER TOPS SYSTEM WARNING SYSTEMS PASSIVE RESTRAINTS SYSTEM SEATS SYSTEM NAVIGATION SYSTEM MEMORY SYSTEMS SEATS SYSTEM TO IGNITION RELAY 1 (DIAGRAM 3 OF 7) CRUISE CONTROL SYSTEM WIPER/WASHER SYSTEM SHIFT INTERLOCK SYSTEM NAVIGATION SYSTEM ANTI-LOCK BRAKES SYSTEM SEATS SYSTEM PASSIVE RESTRAINTS SYSTEM NAVIGATION SYSTEM CRUISE CONTROL & NAVIGATION SYSTEMS MEMORY SYSTEMS SEATS SYSTEM TO INVERTER RELAY (DIAGRAM 3 OF 7)