Toyota·Corolla·2019 Toyota Corolla·Wiring
Wiring diagram

2019 Toyota Corolla — power distribution

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Power distribution

A L P 60A J 7.5A 10A 10A 5A S 20A F 20A 20A 80A 7.5A 30A E D C 7.5A B 10A 30A 50A 30A 10A 15A 7.5A 50A 20A 10A 30A 10A 7.5A 40A 140A 140A ENGINE ROOM R/B 1 ENGINE ROOM J/B 1 DEF RELAY COOLING FAN MOTOR BRAKE ACTUATOR ASSEMBLY BLOWER MOTOR W/ FAN SUB-ASSEMBLY R/B ASSEMBLY 3 STARTER ASSEMBLY DEICER RELAY R/B ASSEMBLY 2 ENGINE ROOM J/B 1 STRG HTR RELAY FR FOG RELAY IGN/INJ/ D INJ RELAY ST RELAY HORN RELAY VVT RELAY R/B ASSEMBLY 2 STEREO COMPONENT AMPLIFIER ASSEMBLY POWER STEERING ECU W/ MOTOR ASSEMBLY TELEPHONE TRANSCEIVER ASSEMBLY S-HORN RELAY R/B ASSEMBLY 3 INSTRUMENT PANEL J/B ASSEMBLY IG1 3 RELAY L/D-DR UNLOCK RELAY ALL DR LOCK RELAY D-DR UNLOCK RELAY MAIN BODY ECU J/C 8 (I98) J/C 9 (I99) J/C 20 (O97) ID CODE BOX (IMMOBILIZER CODE ECU) J/C 12 (I102) J/C 2 (I108) COMBINATION METER ASSEMBLY FRONT WIPER DEICER SWITCH RADIO & DISPLAY RECEIVER ASSEMBLY TELLTALE LIGHT ASSEMBLY LEFT BLIND BLIND SPOT MONITOR SENSOR NETWORK GATEWAY ECU ELECTRIC PARKING BRAKE SWITCH ASSEMBLY AIR CONDITIONING AMPLIFIER ASSEMBLY CERTIFICATION ECU FORWARD RECOGNITION CAMERA RIGHT BLIND BLIND SPOT MONITOR SENSOR STEERING HEATER SWITCH METER MIRROR SUB-ASSEMBLY NAVIGATION ECU MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY AIR CONDITIONING AMPLIFIER ASSEMBLY DEICER RELAY R/B ASSEMBLY 2 FORWARD RECOGNITION W/ HEATER HOOD SUB-ASSEMBLY J/C 22 (O99) TIRE PRESSURE WARNING ECU & RECEIVER (ELECTRICAL KEY & TIRE PRESSURE MONITORING SYSTEM RECEIVER ASSEMBLY) I41 1C A76 14 7 OI3 I69 10 7 9 11 22 1 12 OI3 2 5 8 I56 19 5 5 6 5 6 1 AI3 1 4 1 20 7 21 IT2 9 3 5 1 5 11 2 5 17 16 18 60 OI1 1 32 6 7 3 I1 E44 1 I4 E9 3 I41 21 1 20 11 LO1 15 21 22 A32 I49 5 19 18 E22 1 E23 C1 5 1 I54 AI7 4 1 I42 AI1 1 I72 1 5 AI7 5 1 5 AI7 46 A4 3 1 3 5 11 1 AI7 1 1 1 5 23 AI7 3 5 39 1D A77 5 F30 A75 C111 BLK BLK/RED BLK RED VIO RED LT BLU LT BLU LT BLU PNK RED LT GRN BLU BLK BLK LT BLU BLK VIO GRN PNK VIO LT BLU PNK LT BLU ORG PNK LT GRN GRY PPL/LT BLU BRN PNK BLK BLK GRY BLU YEL BLK WHT LT BLU BLK RED WHT BLK/WHT LT BLU LT GRN BLU BLU BLK BLK BLK LT BLU BRN VIO BLK BLK BLK BLK BLK GRY WHT WHT BLU BLU BLK WHT WHT WHT WHT LT GRN BLK/BLU BLK BLK/BLU BLK BLK LT GRN LT BLU LT GRN BRN VIO BRN BLK BLK BLK FUSIBLE LINK BLOCK ASSEMBLY ALT FUSE BATT- MAIN FUSE DEF- MAIN FUSE ABS MTR FUSE P/ OUTLET 2 FUSE FOG FR FUSE STRG HTR FUSE FAN 1 FUSE DEICER FUSE IG1 5 FUSE HTR FUSE J/B- AM FUSE BATTERY DCM/ MAYDAY FUSE H-LP HI FUSE HORN FUSE D INJ FUSE ST FUSE VVT FUSE S-HORN FUSE AMP FUSE EPS FUSE WIPER FUSE ECU- B 2 FUSE ECU- IG1 4 FUSE AM2 FUSE HAZ FUSE D/L FUSE ECU- B 1 FUSE (LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) (LEFT REAR OF ENGINE COMPT) (CENTER OF DASH) (LEFT SIDE OF ENGINE COMPT) (RIGHT REAR OF ENGINE COMPT) (RIGHT REAR OF ENGINE COMPT) (LEFT END OF DASH) (CENTER OF DASH) (RIGHT CENTER OF DASH) (RIGHT CENTER OF DASH) (UNDER CENTER CONSOLE) (RIGHT CENTER OF DASH) (RIGHT CENTER OF DASH) (RIGHT REAR OF ENGINE COMPT) (LEFT "C" PILLAR) (IF EQUIPPED) (W/ HEAD-UP DISPLAY) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 3 OF 4) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 3 OF 4) TO R/B ASSEMBLY 3 (DIAGRAM 2 OF 4) TO EFI- MAIN 3 FUSE (DIAGRAM 2 OF 4) TO ENGINE ROOM J/B 1 (DIAGRAM 2 OF 4) TO ENGINE ROOM J/B 1 (DIAGRAM 2 OF 4) FROM ENGINE ROOM R/B 1 (DIAGRAM 2 OF 4) FROM IG1 1 RELAY (DIAGRAM 3 OF 4) TO IG2 2 RELAY (DIAGRAM 3 OF 4) TO R/B ASSEMBLY 3 (DIAGRAM 2 OF 4)
1 2 1 2 2 1 A SSW1 AGND SSW2 SSW3 WCSW N SS3 SS1 GND SS2 R ILL- ILL+ K ACC DIS PGND B+ H 10A 10A 10A 20A 25A 25A G 30A S 50A 30A 10A 20A 10A 10A 20A 30A F E D B 10A 10A ENGINE ROOM R/B 1 EFI- MAIN 3 RELAY EFI- MAIN 2 RELAY J/C 12 (I102) ECM BRAKE ACTUATOR ASSEMBLY ECM CERTIFICATION ECU STEERING LOCK ACTUATOR ASSEMBLY (STEERING LOCK ACTUATOR/UPPER BRACKET ASSEMBLY) IGNITION COIL ASSEMBLY 1 IGNITION COIL ASSEMBLY 2 IGNITION COIL ASSEMBLY 4 IGNITION COIL ASSEMBLY 3 PORT FUEL INJECTOR ASSEMBLY 2 PORT FUEL INJECTOR ASSEMBLY 4 PORT FUEL INJECTOR ASSEMBLY 3 PORT FUEL INJECTOR ASSEMBLY 1 ENGINE ROOM J/B 1 DIM RELAY H-LP RH RELAY H-LP LH RELAY EFI-MAIN RELAY R/B ASSEMBLY 3 ENGINE ROOM R/B 1 R/B ASSEMBLY 2 J/C 1 (A78) J/C 14 (I104) RIGHT FRONT SEAT HEATER SWITCH LEFT FRONT SEAT HEATER SWITCH CERTIFICATION ECU ENGINE SWITCH 11 20 23 11 13 I1 3 12 6 9 10 5 O61 11 OI2 51 7 1 6 I1 27 6 17 18 16 8 AI2 1 1 1 1 1 1 1 1 5 CF1 1 CA4 A47 2 A8 A7 A9 8 A10 5 B3 30 A47 1 B8 A5 5 B9 B11 22 16 6 10 AI3 6 AI3 11 2 AI7 2 3 5 1 PNK BLU VIO YEL PNK YEL VIO BLU WHT/BLK BLU GRN BLU BLU BLU WHT/BLK WHT/BLK LT GRN RED BLK GRY BLU BLU BLU BLU BLU BLU BLU BLU BLU BLU BLU BLU BLK BLK WHT/BLK WHT/BLK BLK ORG LT BLU RED GRN RED LT GRN LT GRN BLK BLK GRY GRY BLK WHT WHT GRN BLU WHT BLU WHT RED RED LT BLU LT GRN GRY WHT/BLK WHT/BLK RED RED PNK PNK WHT WHT WHT BLU WHT EFI- MAIN 2 FUSE IG2- MAIN FUSE EFI- MAIN 1 FUSE D/C CUT FUSE ABS- MAIN FUSE H-LP RH FUSE H-LP LH FUSE J/B-B FUSE EFI- MAIN 3 FUSE EFI 1 FUSE ECU- IG2 1 FUSE STRG LOCK- IG2 FUSE INJ FUSE IG2 1 RELAY IG1 4 RELAY S/HTR F/R FUSE S/HTR F/L FUSE MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (LEFT SIDE OF ENGINE COMPT) (RIGHT CENTER OF DASH) (LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) (RIGHT REAR OF ENGINE COMPT) (CENTER OF DASH) (LEFT FRONT OF ENGINE COMPT) (RIGHT CENTER OF DASH) (BEHIND CENTER OF DASH) (RIGHT SIDE OF DASH) AB IB ID W/ ADAPTIVE FRONT- LIGHTING SYSTEM W/O ADAPTIVE FRONT- LIGHTING SYSTEM (W/O ADAPTIVE FRONT LIGHTING SYSTEM) FROM ST FUSE (DIAGRAM 1 OF 4) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 1 OF 4) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 3 OF 4) FROM INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 3 OF 4) FROM J/C 15 (I105) (DIAGRAM 3 OF 4) FROM J/C 15 (I105) (DIAGRAM 4 OF 4) FROM J/C 8 (I98) (DIAGRAM 3 OF 4) FROM ENGINE ROOM R/B 1 (DIAGRAM 1 OF 4) FROM ENGINE ROOM R/B 1 (DIAGRAM 1 OF 4) INTERIOR LIGHTS SYSTEM FROM ENGINE ROOM R/B 1 (DIAGRAM 1 OF 4) FROM J/C 12 (I102) (DIAGRAM 1 OF 4)
1 2 1 2 L R P Q 7.5A 15A 15A E B M 30A 30A 20A 20A 20A 7.5A 7.5A 7.5A K 15A 5A 5A 10A 5A J 10A 7.5A H G 15A 5A 10A C E1 ACC1 INSTRUMENT PANEL J/B ASSEMBLY MAIN BODY ECU J/C 8 (I98) J/C 16 (I106) J/C 4 (A72) STOP LIGHT SWITCH ASSEMBLY J/C 14 (I104) RADIO & DISPLAY RECEIVER ASSEMBLY STEERING SENSOR COMBINATION METER ASSEMBLY AIR BAG SENSOR ASSEMBLY J/C 13 (I103) METER MIRROR SUB-ASSEMBLY COMBINATION METER ASSEMBLY CERTIFICATION ECU NETWORK GATEWAY ECU STEERING LOCK ACTUATOR ASSEMBLY (STEERING LOCK ACTUATOR/ UPPER BRACKET ASSEMBLY) STOP LIGHT SWITCH ASSEMBLY AUTO HIGH BEAM SWITCH TELEPHONE TRANSCEIVER ASSEMBLY OCCUPANT DETECTION ECU TRANSMISSION CONTROL ECU CERTIFICATION ECU MAIN BODY ECU MAIN BODY ECU DOOR BACK RELAY DOME CUT RELAY BKUP LP RELAY J/C 9 (I99) J/C 15 (I105) LEFT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY DLC3 LEFT REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY REAR WIPER MOTOR ASSEMBLY WINDSHIELD WIPER RELAY ASSEMBLY RADIO & DISPLAY RECEIVER ASSEMBLY SHIFT POSITION INDICATOR (POSITION INDICATOR HOUSING ASSEMBLY) FRONT LUMBAR POWER SWITCH BACKUP LIGHT SWITCH ASSEMBLY DIODE (SHIFT POSITION) STEREO COMPONENT AMPLIFIER ASSEMBLY RIGHT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RIGHT REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY TELEPHONE TRANSCEIVER ASSEMBLY NETWORK GATEWAY ECU OUTER MIRROR SWITCH ASSEMBLY DIODE (SHIFT POSITION) FRONT POWER SEAT SWITCH I68 12 7 21 E30 B13 15 E17 2 CA2 24 1 11 AI7 B23 6 A55 4 VU1 15 7 UO4 B2 A12 1 2 14 D1 2 LO1 3 A3 2 6 Oq1 1 A7 2 MO1 2 A11 2 2 NO1 A2 2 KO1 3 A1 16 E54 8 I72 8 9 5 12 6 LO1 17 A26 I55 15 14 2 15 1 17 3 16 13 30 E14 E40 F3 I72 7 10 12 7 11 F19 41 CA2 11 18 6 17 16 B15 Oj1 5 j4 6 A36 E47 36 I47 38 I4 F32 7 F8 7 B3 I1 I1 17 5 8 3 3 2 7 31 I4 22 2 1 F22 4 E32 4 I55 E10 B1 16 20 22 2 1 22 21 E2 B5 E21 E18 WHT BRN LT BLU LT BLU LT GRN GRN RED RED WHT GRN RED RED LT GRN (OR RED) LT GRN BLU BLK BLU BLK WHT/BLK BLK WHT/BLK BLK/RED BLU BLU WHT WHT GRN PPL/RED RED PPL/RED RED PPL/BLU PPL/BLU LT GRN GRN GRY YEL RED WHT BLK LT GRN BLU LT BLU BLK WHT WHT/BLK BLU BRN RED GRN BLK BLK BLU GRY BLK BLK BLK LT GRN BLU RED BRN LT GRN LT BLU LT BLU GRN LT BLU YEL PNK BLK GRN WHT/BLK WHT/BLK RED BLK WHT WHT/BLK IG2 2 RELAY P/OUTLET 2 RELAY ECU- DCC 2 FUSE ECU- DCC 1 FUSE RADIO FUSE A/BAG- IG2 FUSE ECU- IG2 3 FUSE METER- IG2 FUSE STRG LOCK FUSE STOP FUSE USB CHARGER SOCKET IG1 2 RELAY IG1 1 RELAY TAIL RELAY ACC RELAY DOOR R/L FUSE DOOR R/R FUSE P/ SEAT FUSE WIPER RR FUSE DOOR BACK FUSE P/ OUTLET 1 FUSE ECU- ACC FUSE DOOR FUSE WASHER FUSE OBD FUSE POWER FUSE DOME FUSE BKUP LP FUSE POWER OUTLET SOCKET ASSEMBLY 1 (LEFT END OF DASH) (RIGHT END OF DASH) (LEFT END OF DASH) (RIGHT CENTER OF DASH) (RIGHT CENTER OF DASH) (RIGHT CENTER OF DASH) (RIGHT SIDE OF DASH) (BEHIND CENTER OF DASH) (RIGHT CENTER OF DASH) (LEFT SIDE OF DASH) (RIGHT END OF DASH) (BEHIND CENTER OF DASH) ID IB IA IB (W/ HEAD-UP DISPLAY) (IF EQUIPPED) (CVT) W/O LUMBAR SUPPORT W/ LUMBAR SUPPORT CVT M/T (CVT) (CVT) FROM AM2 FUSE (DIAGRAM 1 OF 4) FROM ENGINE ROOM R/B 1 (DIAGRAM 1 OF 4) FROM ENGINE ROOM R/B 1 (DIAGRAM 2 OF 4) TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 2 OF 4) TO ECU- IG1 4 FUSE (DIAGRAM 1 OF 4) TO EPS-IG1 FUSE (DIAGRAM 4 OF 4) TO TAIL FUSE (DIAGRAM 4 OF 4) TO ENGINE ROOM J/B 1 (DIAGRAM 2 OF 4) FROM FUSIBLE LINK BLOCK ASSEMBLY (DIAGRAM 1 OF 4) TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 2 OF 4)
1 2 1 2 2 1 N 7.5A 7.5A 5A 5A Q M 5A 10A INSTRUMENT PANEL J/B ASSEMBLY J/C 22 (O99) J/C 5 (A73) J/C 10 (I100) FR FOG RELAY R/B ASSEMBLY 3 AIR CONDITIONING CONTROL ASSEMBLY COMBINATION SWITCH ASSEMBLY AUTO HIGH BEAM SWITCH ELECTRIC PARKING BRAKE SWITCH ASSEMBLY LEFT HEADLIGHT UNIT ASSEMBLY GLOVE BOX LIGHT ASSEMBLY RIGHT HEADLIGHT UNIT ASSEMBLY LIGHT CONTROL RHEOSTAT J/C 15 (I105) LEFT REAR COMBINATION LIGHT ASSEMBLY RIGHT REAR COMBINATION LIGHT ASSEMBLY J/C 13 (I103) SPIRAL CABLE SUB- ASSEMBLY RIGHT REAR LIGHT ASSEMBLY LEFT REAR LIGHT ASSEMBLY LEFT FRONT SEAT HEATER SWITCH SHIFT POSITION INDICATOR (POSITION INDICATOR HOUSING ASSEMBLY) RIGHT FRONT SEAT HEATER SWITCH HAZARD WARNING SIGNAL SWITCH ASSEMBLY RADIO & DISPLAY RECEIVER ASSEMBLY FRONT WIPER DEICER SWITCH STEERING HEATER SWITCH RIGHT LICENSE PLATE LIGHT ASSEMBLY LEFT LICENSE PLATE LIGHT ASSEMBLY STEERING PAD SWITCH ASSEMBLY J/C 20 (O97) J/C 3 (A71) J/C 12 (I102) LEFT HEADLIGHT UNIT ASSEMBLY MILLIMETER WAVE RADAR SENSOR ASSEMBLY RIGHT HEADLIGHT UNIT ASSEMBLY NETWORK GATEWAY ECU SHIFT LOCK CONTROL UNIT ASSEMBLY DEF RELAY ENGINE ROOM R/B 1 RIGHT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LEFT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY STEERING SENSOR RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY BRAKE ACTUATOR ASSEMBLY POWER STEERING ECU W/ MOTOR ASSEMBLY MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY AIR CONDITIONING CONTROL ASSEMBLY OUTER MIRROR SWITCH ASSEMBLY DOOR CONTROL SWITCH ASSEMBLY SHIFT LOCK CONTROL UNIT ASSEMBLY 3 A22 5 A23 4 3 1 11 11 14 4 13 8 8 10 B10 9 15 12 E35 36 9 E56 B17 5 F31 I21 1 E55 3 KO1 47 11 3 15 8 3 5 MO1 7 3 NO1 5 6 3 24 LO1 9 12 43 10 5 6 5 17 5 2 21 15 20 18 22 z3 1 I82 14 8 15 7 7 5 6 9 11 10 9 2 4 2 8 6 9 6 6 8 11 1 5 3 A22 2 2 9 RO1 1 1 1 VU1 UO4 11 2 2 7 8 10 9 11 A80 2 7 2 2 A84 A25 10 9 2 A81 A26 A85 2 2 11 8 A30 B32 E53 2 F11 LT BLU BLK LT GRN YEL LT BLU RED GRY GRN BLU BLK BLK BLK BLK RED RED PNK PNK BLU GRY LT BLU VIO PPL/ PPL/ VIO VIO PPL/ PPL/ VIO VIO PPL/ VIO PPL/ BLU VIO PNK BLU GRN LT BLU LT GRN BLK YEL PPL/BLK BRN BLK PNK RED RED YEL VIO BLU PNK GRY LT GRN BLK VIO LT BLU LT BLU LT BLU LT BLU LT BLU LT BLU BLU VIO WHT LT BLU GRY WHT RED VIO RED BLU BLU LT BLU GRY TAIL FUSE PANEL FUSE ECU- IG1 1 FUSE ECU- IG1 2 FUSE ECU- IG1 3 FUSE EPS- IG1 FUSE (LEFT END OF DASH) (RIGHT CENTER (LEFT "C" PILLAR) OF DASH) (RIGHT CENTER OF DASH) (CENTER OF DASH) (RIGHT END OF DASH) (RIGHT CENTER OF DASH) (STEERING COLUMN) (UNDER CENTER CONSOLE) (LEFT END OF DASH) (RIGHT CENTER OF DASH) (LEFT SIDE OF ENGINE COMPT) (IF EQUIPPED) W/ ADAPTIVE FRONT-LIGHTING SYSTEM W/O ADAPTIVE FRONT-LIGHTING SYSTEM (IF EQUIPPED) (W/ FRONT WINDOW DEICER) (IF EQUIPPED) (IF EQUIPPED) (CVT) (W/ ADAPTIVE FRONT- LIGHTING SYSTEM) (W/ ADAPTIVE FRONT- LIGHTING SYSTEM) (CVT) FROM TAIL RELAY (DIAGRAM 3 OF 4) TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 2 OF 4) FROM IG1 1 RELAY (DIAGRAM 3 OF 4)