Lexus·Es350·2018 Lexus ES350·Wiring
Wiring diagram

2018 Lexus ES350 — power distribution

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Power distribution

ALT 50A 140A (12 GA-WHT) E N M +B A A B C IG CUTB 30A AGND BECU ACCD IG2D IG1D SSW2 SSW1 Q R AGND SS2 SS1 50A 10A 80A 50A 10A 10A 7.5A 30A 10A 15A 7.5A 30A 15A 50A 50A 7.5A ENGINE ROOM R/B ASSEMBLY ENGINE ROOM J/B ASSEMBLY INTEGRATION RELAY ENGINE ROOM R/B ASSEMBLY INSTRUMENT PANEL J/B ASSEMBLY MAIN BODY ECU CERTIFICATION ECU ENGINE SWITCH B19 1K C32 1H 1J 1I A36 2 5 10 B18 D40 B17 6 24 B26 D31 30 6 1 5 9 H56 30 4 28 1 2 PNK BLK WHT BLK BLK WHT LT GRN BLU VIO RED LT GRN WHT LT GRN BLU GRY BLK GRN BLU GRN BLU BLU LT GRN BLU GRN GRN BLU WHT WHT BLK RED RED GRN VIO VIO LT GRN VIO BLU WHT LT GRN VIO RED BLK NCA BLK ALT FUSE PTC HTR 1 FUSE PTC HTR 2 FUSE HTR FUSE S-HORN FUSE DEICER FUSE MAIN FUSIBLE LINK FAN FUSE BATTERY D/C CUT TURN & HAZ FUSE STRG LOCK FUSE AMP 2 FUSE ABS 1 FUSE ABS 2 FUSE EPS FUSE AMP FUSE ETCS FUSE ALT-S FUSE DOME FUSE PANEL FUSE ECU-B 1 FUSE (LEFT SIDE OF ENGINE COMPT) (LEFT FRONT OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) (LEFT END OF DASH) (RIGHT SIDE OF DASH) TO D/C CUT (DIAGRAM 1 OF 4) DEFOGGER SYSTEM DOOR LOCKS & ANTI-THEFT SYSTEMS AIR CONDITIONING SYSTEM TO INSTRUMENT PANEL J/B (DIAGRAM 2 OF 4) STARTING/ CHARGING SYSTEM AIR CONDITIONING & COOLING FANS SYSTEMS STARTING/ CHARGING SYSTEM FROM ENGINE ROOM R/B ASSEMBLY (DIAGRAM 1 OF 4) TO H-LP MAIN FUSE (DIAGRAM 2 OF 4) INTERIOR LIGHTS SYSTEM STARTING/ CHARGING SYSTEM SHIFT INTERLOCK SYSTEM ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROLS SYSTEM ANTI-LOCK BRAKES SYSTEM SOUND & NAVIGATION SYSTEMS FROM ENGINE ROOM R/B ASSEMBLY (DIAGRAM 2 OF 4) TO ENGINE ROOM J/B ASSEMBLY (DIAGRAM 3 OF 4) INSTRUMENT CLUSTER & EXTERIOR LIGHTS SYSTEMS TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 4 OF 4) MEMORY & TRUNK, TAILGATE, FUEL DOORS SYSTEMS INSTRUMENT CLUSTER & INTERIOR LIGHTS SYSTEMS INTERIOR LIGHTS SYSTEM TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 4 OF 4) FROM J/C H112 (DIAGRAM 3 OF 4) HEADLIGHTS, INTERIOR LIGHTS, SOUND, NAVIGATION, DOOR LOCKS, EXTERIOR LIGHTS, ANTI-LOCK BRAKES, ANTI-THEFT, INSTRUMENT CLUSTER, COMPUTER DATA LINES, ELECTRONIC POWER STEERING, MIRRORS & MEMORY SYSTEMS INTERIOR LIGHTS SYSTEM
B E E B E B C D F 5A K 7.5A 15A L 7.5A ACC J 15A H 15A 7.5A 25A 10A 20A 20A 20A 20A 20A 7.5A 10A 25A 20A 30A 30A 15A 5A 10A 25A 5A 7.5A 30A 7.5A ENGINE ROOM R/B ASSEMBLY INSTRUMENT PANEL J/B ASSEMBLY INSTRUMENT PANEL J/B ASSEMBLY MAIN BODY ECU A31 B16 C21 C31 C2 B5 A1 A5 A13 C16 A10 D30 C20 B29 B12 E1 A32 D33 D9 C5 D7 D8 D3 D6 B37 B36 B10 A4 B40 B22 D32 B39 29 2 2 1 1 BLK RED PNK RED BLK RED YEL GRY GRY RED RED BLU WHT PNK WHT BLK GRN BLK RED WHT WHT BLU BLU BLK GRY GRY GRN PNK BRN BLU WHT GRY BLK YEL BLU VIO VIO GRN VIO WHT/BLK WHT/BLK BLU RED WHT PNK BLK SMART FUSE EFI 1 FUSE H-LP MAIN FUSE ST/AM2 FUSE A/F FUSE MAYDAY FUSE AM2 FUSE HORN FUSE IG2 MAIN FUSE D/L-AM2 FUSE EFI-MAIN 1 FUSE TV FUSE ECU-B 2 FUSE DOOR F/R FUSE STRG HTR FUSE DOOR F/L FUSE DOOR R/L FUSE DOOR R/R FUSE STOP FUSE PTL FUSE TI & TE FUSE ECU- ACC FUSE BKUP LP FUSE A/C-IG1 FUSE TAIL FUSE CIG & P/OUTLET FUSE P/OUTLET RR FUSE RADIO-ACC FUSE POWER OUTLET SOCKET ASSEMBLY 1 POWER OUTLET SOCKET ASSEMBLY 2 (LEFT SIDE OF ENGINE COMPT) (LEFT END OF DASH) (LEFT END OF DASH) (CENTER OF DASH) H1 FROM ALT-S FUSE (DIAGRAM 1 OF 4) FROM ENGINE ROOM J/B ASSEMBLY (DIAGRAM 1 OF 4) ENGINE CONTROLS SYSTEM NAVIGATION SYSTEM STARTING/ CHARGING SYSTEM HORNS SYSTEM SOUND & NAVIGATION SYSTEMS HEADLIGHTS SYSTEM ENGINE CONTROLS & TRANSMISSIONS SYSTEMS ENGINE CONTROLS & TRANSMISSIONS SYSTEMS TO CERTIFICATION ECU (DIAGRAM 1 OF 4) TO ENGINE ROOM J/B ASSEMBLY (DIAGRAM 3 OF 4) DOOR LOCKS & ANTI-THEFT SYSTEMS ANTI-THEFT & SUPPLEMENTAL RESTRAINTS SYSTEMS TO S/ROOF FUSE (DIAGRAM 3 OF 4) WARNING & SEATS SYSTEMS SEATS SYSTEM ANTI-LOCK BRAKES, EXTERIOR LIGHTS & SHIFT INTERLOCK SYSTEMS SEATS, AIR CONDITIONING, POWER WINDOWS & SOUND SYSTEMS TRUNK, TAILGATE, FUEL DOORS SYSTEM MEMORY & ELECTRONIC POWER STEERING SYSTEMS MEMORY, POWER WINDOWS & INTERIOR LIGHTS SYSTEMS POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM FROM ACC 1 RELAY (DIAGRAM 4 OF 4) FROM ACC 2 RELAY (DIAGRAM 4 OF 4) FROM IG1 1 RELAY (DIAGRAM 4 OF 4) FROM TAIL RELAY (DIAGRAM 4 OF 4) NAVIGATION SYSTEM AIR CONDITIONING SYSTEM EXTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM AIR CONDITIONING & DEFOGGER SYSTEMS AIR CONDITIONING SYSTEM BODY COMPUTER SYSTEM EXTERIOR LIGHTS SYSTEM MIRRORS SYSTEM INSTRUMENT CLUSTER, SOUND & NAVIGATION SYSTEMS NAVIGATION, SEATS, AIR CONDITIONING, POWER WINDOWS & SOUND SYSTEMS HEADLIGHTS, EXTERIOR LIGHTS, ENGINE CONTROLS & TRANSMISSIONS SYSTEMS SEATS SYSTEM
P G G 30A 7.5A 10A N M D ALTB 20A F 7.5A 10A 7.5A 7.5A 7.5A 15A 30A 10A INSTRUMENT PANEL J/B ASSEMBLY ENGINE ROOM J/B ASSEMBLY INSTRUMENT PANEL J/B ASSEMBLY FUEL OPN RELAY MAIN BODY ECU CRUSH UNLOCK RELAY TRK OPN RELAY J/C H112 A2 B21 A3 A34 C1 31 A49 9 8 10 7 C5 A5 A15 A46 A50 A17 A9 HA3 11 C2 C1 A3 C8 A1 D3 E2 GRN WHT/BLK GRY BLK BLU LT GRN PNK LT GRN LT GRN LT GRN LT GRN BLK LT GRN BLK LT GRN GRY BLK LT BLU BLK WHT/BLK VIO WHT BLU RED IG2 RELAY P/SEAT F/R FUSE S/ROOF FUSE A/C-B FUSE IGN FUSE INJ FUSE ECU-IG2 3 FUSE D/L-AM1 FUSE P/SEAT F/L FUSE OBD FUSE A/B FUSE ECU-IG2 2 FUSE ECU-IG2 1 FUSE (LEFT FRONT OF ENGINE COMPT) (LEFT END OF DASH) (BEHIND LEFT HEADLAMP ASSEMBLY) (LEFT END OF DASH) (UPPER RIGHT SIDE OF DASH) A1 FROM ENGINE ROOM R/B ASSEMBLY (DIAGRAM 2 OF 4) FROM PTL FUSE (DIAGRAM 2 OF 4) TO D/L-AM1 FUSE (DIAGRAM 3 OF 4) AIR CONDITIONING & DEFOGGER SYSTEMS SEATS & MEMORY SYSTEMS POWER TOPS SYSTEM FROM CERTIFICATION ECU (DIAGRAM 1 OF 4) ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS, ENGINE CONTROLS, TRANSMISSIONS & SHIFT INTERLOCK SYSTEMS TRANSMISSIONS SYSTEM FROM P/SEAT F/R FUSE (DIAGRAM 3 OF 4) TO IG1 1 RELAY (DIAGRAM 4 OF 4) COMPUTER DATA LINES SYSTEM SEATS & MEMORY SYSTEMS SUPPLEMENTAL RESTRAINTS & WARNING SYSTEMS NAVIGATION SYSTEM CRUISE CONTROL, INSTRUMENT CLUSTER, ENGINE CONTROLS, STARTING/CHARGING, AIR CONDITIONING, ANTI-LOCK BRAKES, DOOR LOCKS, WIPER/WASHER, HEADLIGHTS, EXTERIOR LIGHTS, WARNING, SUPPLEMENTAL RESTRAINTS, INTERIOR LIGHTS, ELECTRONIC POWER STEERING, POWER TOPS, TRANSMISSIONS, ANTI-THEFT, NAVIGATION & SOUND SYSTEMS WARNING & SUPPLEMENTAL RESTRAINTS SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM TO CERTIFICATION ECU (DIAGRAM 1 OF 4) COMPUTER DATA LINES SYSTEM
20A 10A K L 10A 10A TRLY IG 10A 5A 10A 10A 25A 7.5A 10A H J Q R P INSTRUMENT PANEL J/B ASSEMBLY MAIN BODY ECU MAIN BODY ECU J/C H111 J/C P35 J/C H114 & H115 H115 H114 13 H115 18 19 21 16 20 16 19 C14 20 15 14 22 21 12 A7 D37 A54 22 21 18 20 B11 D27 A12 A56 A55 B7 A44 C4 D36 14 32 C27 B27 A11 D1 D4 D26 A27 B23 YEL YEL YEL YEL YEL PNK PNK PNK PNK PNK GRY GRY GRN YEL YEL RED YEL GRY RED BLK GRY GRY PNK ORG BLU WHT/ GRN RED PNK VIO GRY VIO PNK LT GRN RED LT GRN BLU WHT ACC 2 RELAY ACC 1 RELAY TAIL RELAY IG1 2 RELAY IG1 3 RELAY IG1 4 RELAY IG1 1 RELAY ECU-IG1 2 FUSE PANEL 2 FUSE WIPER FUSE WASHER FUSE H-LP LVL FUSE S/HTR & FAN F/L FUSE S/HTR RR FUSE S/HTR & FAN F/R FUSE ECU- IG1 3 FUSE ECU- IG1 1 FUSE EPS-IG1 FUSE (LEFT END OF DASH) (UPPER RIGHT SIDE OF DASH) (CENTER OF DASH) (LEFT SIDE OF LUGGAGE COMPT) (BEHIND INSTRUMENT CLUSTER) (NOT USED) H1 FROM CERTIFICATION ECU (DIAGRAM 1 OF 4) FROM CERTIFICATION ECU (DIAGRAM 1 OF 4) FROM FUEL OPN RELAY (DIAGRAM 3 OF 4) TO ECU-ACC FUSE (DIAGRAM 2 OF 4) TO P/OUTLET RR FUSE (DIAGRAM 2 OF 4) TO A/C-IG1 FUSE (DIAGRAM 2 OF 4) TO TAIL FUSE (DIAGRAM 2 OF 4) ELECTRONIC POWER STEERING SYSTEM HEADLIGHTS SYSTEM WIPER/ WASHER, MIRRORS & NAVIGATION SYSTEMS WIPER/WASHER SYSTEM CRUISE CONTROL SYSTEM SEATS SYSTEM INTERIOR LIGHTS SYSTEM ANTI-LOCK BRAKES SYSTEM MEMORY SYSTEMS TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM POWER WINDOWS SYSTEM AIR CONDITIONING, POWER WINDOWS, SEATS, NAVIGATION & SOUND SYSTEMS COMPUTER DATA LINES SYSTEM SEATS, SOUND, SHIFT INTERLOCK, PASSIVE RESTRAINTS, WARNING, MEMORY, POWER TOPS, WIPER/WASHER & NAVIGATION SYSTEMS STARTING/CHARGING, AIR CONDITIONING, COOLING FANS, ANTI-LOCK BRAKES, HEADLIGHTS, EXTERIOR LIGHTS, DEFOGGER & BODY COMPUTER SYSTEMS NAVIGATION SYSTEM PASSIVE RESTRAINTS SYSTEM ELECTRONIC POWER STEERING & MEMORY SYSTEMS NAVIGATION SYSTEM ANTI-LOCK BRAKES SYSTEM CRUISE CONTROL & NAVIGATION SYSTEMS