Lexus·Rx450H·2010 Lexus RX450H·Wiring
Wiring diagram

2010 Lexus RX450H — power distribution

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Power distribution

A O J D C B A 10A 10A 30A 15A 30A 15A 7.5A 7.5A 25A 10A 25A 10A 30A 40A 30A 25A 7.5A 50A 50A 40A 30A 50A 30A 50A 150A 10A 10A 7.5A 10A 30A 30A 80A 50A 7.5A 180A ENGINE ROOM J/B ASSEMBLY ENGINE ROOM R/B ASSEMBLY EFI MAIN RELAY BATTERY ENGINE ROOM R/B ASSEMBLY RR DEF RELAY DEICER RELAY AIR SUS RELAY J/C A63 1 2 2 1 L1 7 5 5 5 1 3 2 5 1 G19 2 P67 G20 1 K1 RED BLK WHT/BLK BLU WHT/BLK GRY BLU VIO GRY RED ORG BRN GRN LT GRN PNK BLK BLU BLK WHT YEL BLU BLU BLK BLK RED BLU BRN BLU YEL YEL YEL GRN LT GRN VIO PNK VIO YEL BLK LT GRN GRN GRN YEL YEL YEL BLK NCA NCA FUSIBLE LINK BLOCK ASSEMBLY MAIN FUSE RR-B FUSE EPS FUSE EFI MAIN FUSE AM2 FUSE IG2 MAIN FUSE SHORT PIN EFI 1 FUSE ECU-B 1 FUSE DOME FUSE FUSE BOX DCDC-S FUSE CAPACITOR FUSE DCDC FUSE TOWING FUSE DEICER FUSE PBD FUSE RR DEF FUSE AIR SUS FUSE RDI FAN 2 FUSE RDI FAN 1 FUSE HEATER FUSE STOP FUSE H-LP CLN FUSE AMP1 FUSE RAD 1 FUSE HAZ FUSE IP J/B FUSE STR LOCK FUSE RAD 3 FUSE ETCS FUSE AMP2 FUSE ECU-B 2 FUSE IMMOBI FUSE IG1 MAIN FUSE FILTER FUSE ELECTRONICALLY CONTROLLED BRAKE SYSTEM 1 FUSE NOISE FILTER (GHOST BUSTER) (LEFT SIDE OF ENGINE COMPT) (LEFT REAR OF LUGGAGE COMPT) (ON LEFT SIDE OF ENGINE COMPT) (REAR OF LUGGAGE COMPT) (ON LEFT SIDE OF ENGINE COMPT) (LEFT FRONT OF ENGINE COMPT) (LEFT SIDE OF DASH) A6 TO DCDC FUSE (DIAGRAM 1 OF 4) ELECTRONIC POWER STEERING SYSTEM TRUNK, TAILGATE, FUEL DOORS, MEMORY SYSTEMS, INSTRUMENT CLUSTER, BODY COMPUTER, ANTI-LOCK BRAKES SYSTEMS & GARAGE DOOR OPENER ENGINE CONTROLS SYSTEM INTERIOR LIGHTS SYSTEM TO IG2 RELAY (DIAGRAM 2 OF 4) ANTI-LOCK BRAKES SYSTEM ENGINE CONTROLS SYSTEM TO J/C F63 & F64 (DIAGRAM 4 OF 4) FROM SHORT PIN (DIAGRAM 1 OF 4) EXTERIOR LIGHTS, SHIFT INTERLOCK & ENGINE CONTROLS SYSTEMS AIR CONDITIONING SYSTEM HEADLIGHTS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM EXTERIOR LIGHTS SYSTEM COOLING FANS & AIR CONDITIONING SYSTEMS TO HV R/B 2 (DIAGRAM 2 OF 4) DOOR LOCKS & ANTI-THEFT SYSTEMS EXTERIOR LIGHTS SYSTEM SUPPLEMENTAL RESTRAINTS, AIR CONDITIONING, SOUND, DOOR LOCKS & ELECTRONIC POWER STEERING SYSTEMS ENGINE CONTROLS SYSTEM ANTI-LOCK BRAKES SYSTEM NAVIGATION & SOUND SYSTEMS SOUND SYSTEMS DOOR LOCKS SYSTEM TO INSTRUMENT PANEL (DIAGRAM 3 OF 4) TO IG1 RELAY (DIAGRAM 2 OF 4)
E E 10A 7.5A G C D F 10A 10A 7.5A 7.5A 7.5A 10A 10A 15A 10A 10A 20A 7.5A 10A B 50A 80A 50A 7.5A 15A 30A ENGINE ROOM R/B ASSEMBLY DRL RELAY BI-XENON RELAY HEAD RELAY (RL) HEAD RELAY (LL) HORN RELAY S-HORN RELAY A/F RELAY INSTRUMENT PANEL J/B ENGINE ROOM R/B 3 ENGINE ROOM R/B ASSEMBLY J/C A63 F3 A49 A26 F30 A53 A54 F12 3 2 3 3 2 1 5 1 5 A1 A1 J1 BLK GRN BLK WHT RED YEL YEL BLK BLK RED BLK WHT/BLK PNK VIO BRN BLU VIO BLU BLU WHT/BLK GRN BLK BLK YEL WHT/BLK RED BLK YEL BLK WHT BLU BLK BLK WHT GRN BRN ORG RED GRN A/F FUSE S-HORN FUSE HORN FUSE ELECTRONICALLY CONTROLLED BRAKE SYSTEM 2 FUSE ELECTRONICALLY CONTROLLED BRAKE SYSTEM MAIN 3 FUSE PD FUSE HV R/B 1 FUSE HV R/B 2 FUSE MAYDAY/ TEL FUSE ECU IG2 FUSE GAUGE 2 FUSE A/C W/P FUSE BATT FAN FUSE ELECTRONICALLY CONTROLLED BRAKE SYSTEM MAIN 1 FUSE ELECTRONICALLY CONTROLLED BRAKE SYSTEM MAIN 2 FUSE OIL PMP FUSE IG2 RELAY IG1 RELAY IGN FUSE AFS FUSE HEATER 2 FUSE BK/UP LP FUSE ECU IG1 FUSE (ON LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF DASH) (LEFT SIDE OF ENGINE COMPT) (ON LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF DASH) A6 FROM RAD 1 FUSE (DIAGRAM 1 OF 4) TO IG2 RELAY (DIAGRAM 2 OF 4) ENGINE CONTROLS SYSTEM NAVIGATION SYSTEM ANTI-LOCK BRAKES SYSTEM ENGINE CONTROLS & ANTI-LOCK BRAKES SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM INSTRUMENT CLUSTER, SHIFT INTERLOCK & DOOR LOCKS SYSTEMS ENGINE CONTROLS SYSTEM ANTI-LOCK BRAKES SYSTEM AIR CONDITIONING, NAVIGATION & SEATS SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM EXTERIOR LIGHTS SYSTEM AIR CONDITIONING SYSTEM AIR CONDITIONING & COOLING FANS SYSTEMS TO INSTRUMENT PANEL J/B (DIAGRAM 3 OF 4) FROM IG1 MAIN FUSE (DIAGRAM 1 OF 4) TO POWER MANAGEMENT CONTROL ECU (DIAGRAM 4 OF 4) FROM IG2 MAIN FUSE (DIAGRAM 1 OF 4) CRUISE CONTROL, ELECTRONIC SUSPENSION, COOLING FANS, HEADLIGHTS & SUPPLEMENTAL RESTRAINTS SYSTEMS EXTERIOR LIGHTS SYSTEM DEFOGGER & AIR CONDITIONING SYSTEMS HEADLIGHTS SYSTEM ENGINE CONTROLS SYSTEM FROM GAUGE 2 FUSE (DIAGRAM 2 OF 4)
H M L K 7.5A B E B E 15A J N ACC E F 15A 10A 10A IG 10A 10A 10A 25A 15A 20A 30A 15A 15A 10A 10A TRLY INSTRUMENT PANEL J/B MAIN BODY ECU J/C F92 MAIN BODY ECU J/C F92 A29 9 A27 A28 8 D9 D10 1 2 1 2 A20 K1 1 2 A2 A17 A30 A38 A37 D40 A18 32 A19 D16 A39 D29 D30 H35 D31 D15 F14 H32 H30 H29 A33 F7 H4 F8 F4 A10 H12 A5 3A F39 A55 H5 14 GRY BRN YEL WHT/BLK GRN WHT/BLK GRN YEL BLK GRN WHT/BLK GRY GRY ORG VIO BLU BRN ORG YEL PNK GRY VIO VIO RED LT BLU PNK YEL GRN YEL PNK VIO WHT YEL GRN BLU YEL BLU YEL PNK WHT/BLK GRY GRN VIO ACC2 RELAY IG1 1 RELAY GAUGE 1 FUSE ECU IG1 3 FUSE ECU IG1 1 FUSE RADIO 2 FUSE CIG FUSE FRONT POWER POINT SOCKET ASSEMBLY 1 IG1 3 RELAY IG1 4 RELAY ACC1 RELAY TAIL RELAY IG1 2 RELAY PANEL FUSE TAIL FUSE HEATER FUSE ECU-IG1 2 FUSE P/POINT FUSE RR WASH FUSE RR WIP FUSE FR WIP FUSE FR WASH FUSE RH S-HTR FUSE LH S-HTR FUSE REAR POWER POINT SOCKET ASSEMBLY FRONT POWER POINT SOCKET ASSEMBLY 2 (LEFT SIDE OF DASH) (UNDER CENTER CONSOLE) (RIGHT KICK PANEL) (LEFT "B" PILLAR) (UNDER CENTER CONSOLE) F3 F5 P2 F3 TO POWER MANAGEMENT CONTROL ECU (DIAGRAM 4 OF 4) FROM IG1 RELAY (DIAGRAM 2 OF 4) TO POWER MANAGEMENT CONTROL ECU (DIAGRAM 4 OF 4) FROM FILTER FUSE (DIAGRAM 1 OF 4) INSTRUMENT CLUSTER, MIRRORS & NAVIGATION SYSTEMS NAVIGATION SYSTEMS ANTI-LOCK BRAKES SYSTEM TRANSMISSIONS SYSTEM MIRRORS & MEMORY SYSTEMS SHIFT INTERLOCK SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM TO J/C F94 (DIAGRAM 4 OF 4) SOUND SYSTEMS SOUND & NAVIGATION SYSTEMS SUPPLEMENTAL RESTRAINTS & MEMORY SYSTEMS WARNING SYSTEM SOUND, EXTERIOR LIGHTS & INSTRUMENT CLUSTER SYSTEMS ELECTRONIC POWER STEERING & ELECTRONIC SUSPENSION SYSTEMS WIPER/ WASHER & SEATS SYSTEMS TO D/L ALT B FUSE 25A (DIAGRAM 4 OF 4) TO ECU-ACC FUSE 10A (DIAGRAM 4 OF 4) ANTI-LOCK BRAKES SYSTEM EXTERIOR LIGHTS & HEADLIGHTS SYSTEMS EXTERIOR LIGHTS SYSTEM PASSIVE RESTRAINT SYSTEM WIPER/WASHER SYSTEM SEATS SYSTEM NAVIGATION SYSTEM INTERIOR LIGHTS SYSTEM
O H N G E01 SSW1 E02 E12 IG2D ACCD AM21 AM22 E1 SSW2 IG1D M AC 120V ACC2 ACC1 IG AC1 GND AC2 ACC 10A L 30A 30A 30A 30A 20A 7.5A 20A 30A 7.5A 10A 25A 25A 25A 25A 15A ALT B 25A K INSTRUMENT PANEL J/B D/L SOURCE RELAY BK/DR LOCK RELAY FR FOG RELAY MAIN BODY ECU MAIN BODY ECU J/C F94 MAIN SWITCH ASSEMBLY POWER MANAGEMENT CONTROL ECU ENGINE SWITCH J/C P38 J/C F93 J/C F63 & F64 J/C F92 1 F64 10 F63 11 2 1 3 F97 5 7 A81 F98 5 4 2 2 1 7 6 1 17 20 2 7 5 8 9 49 90 79 9 20 9 1 3 2 5 4 2 4 1 2 3 1 5 2 1 4 3 5 7 8 6 A51 29 A50 A6 H13 A9 A4 F2 D24 H18 D8 A52 H3 A12 A14 A11 31 RED LT BLU RED WHT/BLK WHT/BLK BRN BRN LT GRN BRN WHT/BLK RED BLK BLK GRN GRY BRN LT BLU BLK LT GRN WHT/BLK BRN WHT/BLK BRN BLU WHT/BLK ORG WHT/BLK WHT/BLK BLU BRN WHT/BLK RED BLK WHT/BLK BLK BRN RED BLK RED WHT/BLK BRN BLK BLU BLK YEL LT GRN LT GRN YEL YEL GRY RED BLK LT GRN BLK BRN GRY GRN DR LOCK FUSE OBD FUSE FR FOG FUSE FL DOOR FUSE RL DOOR FUSE FR DOOR FUSE RR DOOR FUSE D/L ALT B FUSE S/ROOF FUSE FUEL OPN FUSE ECU-ACC FUSE TI & TE FUSE INVERTER FUSE PSB FUSE P-SEAT LH FUSE P-SEAT RH FUSE AIR SUS FUSE POWER OUTLET SOCKET ASSEMBLY INVERTER RELAY VOLTAGE INVERTER (LEFT SIDE OF DASH) (RIGHT SIDE OF DASH) (LEFT SIDE OF DASH) (LEFT 'C' PILLAR) (LEFT SIDE OF DASH) (LEFT "D" PILLAR) (LEFT SIDE OF DASH) (UNDER CENTER CONSOLE) (LEFT KICK PANEL) (LEFT "C" PILLAR) (LEFT SIDE OF CARGO AREA) (NOT USED) F1 P3 F3 FROM ACC1 RELAY (DIAGRAM 3 OF 4) INTERIOR LIGHTS, MIRRORS, MEMORY & POWER WINDOWS SYSTEMS INTERIOR LIGHTS, MIRRORS, MEMORY & POWER WINDOWS SYSTEMS POWER WINDOWS SYSTEM COMPUTER DATA LINES SYSTEM FROM ACC1 RELAY (DIAGRAM 3 OF 4) AIR CONDITIONING, INSTRUMENT CLUSTER, NAVIGATION & SOUND SYSTEMS INSTRUMENT CLUSTER SYSTEM MEMORY SYSTEMS POWER TOPS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM ELECTRONIC SUSPENSION SYSTEM SEATS SYSTEM FROM IG2 RELAY (DIAGRAM 2 OF 4) FROM ECU IG1 3 (DIAGRAM 3 OF 4) FROM ACC2 RELAY (DIAGRAM 3 OF 4) FROM IG1 1 RELAY (DIAGRAM 3 OF 4) FROM AM2 FUSE (DIAGRAM 1 OF 4)