Jonathan Yarden Feb 11, 2021 · 5 min. read
In this article you will find a description of fuses and relays Toyota,
with photos of block diagrams and their locations.
Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.
Year of production: 2003, 2004, 2005, 2006, 2007, 2008, 2009
Passenger Compartment
LHD
RHD
| Fuse | Description |
| 1 | Fuse Box |
| 2 | Integration Relay |
| 3 | Circuit Opening Relay |
| 4 | Rear Fog Light Relay |
| 5 | Rear Window Defogger Relay |
| 6 | Relay Box |
| 7 | Turn Signal Flasher Relay |
| 8 | Transponder Key Amplifier |
| 9 | EPS ECU |
| 10 | Transponder Key Computer |
| 11 | Antenna Amplifier |
| 12 | Junction Block |
| 13 | Wiper Relay |
| 14 | Door Control Receiver |
| 15 | Headlight Beam Level Control ECU |
| 16 | Engine and ECT ECU (A/T) Engine ECU (M/T) |
| 17 | A/C Control Assembly |
| 18 | Option Connector (Navigation ECU) |
| 19 | Shift Lock Control ECU |
| 20 | Airbag Sensor Assembly |
| 21 | Navigation ECU |
| 22 | Additional Fuse Box |
| 23 | RHD: Theft Deterrent ECU |
Passenger Compartment Fuse Box
| Fuse | Ampere | Circuit | |
| 1 | IGN | 10 | SRS airbag system, gauge and meters, starting system, multiport fuel injection system/sequential multiport fuel injection system |
| 2 | S/ROOF | 20 | Sliding roof |
| 3 | RR FOG | 7,5 | Rear fog light |
| 4 | FR FOG | 15 | Front fog light, indicator light |
| 5 | AM1 | 25 | Starting system, “CIG”, “RAD NO.1” fuses |
| 6 | PANEL | 7,5 | Instrument cluster lights, instrument panel lights, electronic controlled transmission, multi−information display, glove box light, console box light, headlight cleaner, front fog light, TOYOTA parking sssist |
| 7 | RR WIP | 20 | Rear wiper and washer |
| 8 | GAUGE2 | 7,5 | Back–up light, headlight leveling system, turn signal and hazard warning light |
| 9 | CIG | 15 | Cigarette Lighter |
| 10 | HTR | 10 | Seat heaters, air conditioning system |
| 11 | — | — | — |
| 12 | RAD NO.1 | 7,5 | Audio system, multi−information display, power rear view mirrors, gauge and meters, power outlet |
| 13 | PWR SEAT | 30 | Power seat |
| 14 | TAIL | 10 | Tail lights, parking lights, license plate lights, trunk light, automatic light control system, front fog light, rear fog light, combination meter |
| 15 | OBD2 | 7,5 | On−board diagnosis system |
| 16 | P/POINT | 15 | Power Outlet |
| 17 | DOOR | 25 | Power door lock system |
| 18 | WIP | 25 | Front wiper and washer, headlight cleaner |
| 19 | ECU-IG | 7,5 | Electric cooling fans, charging system, ABS, vehicle stability control system, electric power steering |
| 20 | S-HTR | 20 | Seat heaters |
| 21 | GAUGE1 | 10 | Switch illumination, multi−information display, integration relay, gauge and meters, shift lock control system, electronic controlled transmission, auto anti-glare inside rear view mirror, windshield wipers, parking brake |
| 22 | STOP | 15 | Stop light, shift lock control system, ABS, high mounted stoplight, multiport fuel injection system/sequential multiport fuel injection system |
| Relay | |||
| R1 | — | — | |
| R2 | HTR | Heater | |
| R3 | SEAT HTR | Seat Heater | |
| R4 | IG1 | Ignition | |
| R5 | TAIL | Taillight | |
Passenger Compartment Additional Fuse Box
| Fuse | Ampere | Circuit | |
| 1 | — | — | — |
| 2 | P-RR P/W | 20 | Power window |
| 3 | P-FR P/W | 20 | Power window |
| 4 | D-RR P/W | 20 | Power window |
| 5 | D-FR P/W | 20 | Power window |
| 6 | ECU-B 1 | 7,5 | Multi–mode manual transmission |
| 7 | FUEL OPN | 10 | Fuel filler door opener |
| 8 | FR DIC | 20 | Front window deicer, “MIR HTR” fuse |
| 9 | — | — | — |
| 10 | DEF I/UP | 7,5 | Air conditioning system |
| 11 | ST | 7,5 | Multiport fuel injection system/sequential multiport fuel injection system, multi-information display, starting system |
| 12 | MIR HTR | 10 | Outside rear view mirror defogger |
| 13 | RAD NO.2 | 15 | Audio system, multi−information display |
| 14 | DOME | 7,5 | Interior light, personal lights, foot lights, door courtesy lights, trunk light, vanity lights |
| 15 | ECU-B 2 | 7,5 | Air conditioning system, wireless door lock control |
| 16 | PWR SEAT | 30 | Power seat |
Passenger Compartment Relay Box
LHD
RHD
| Number | Relay |
| R1 | Front window deicer (FR DEICER) |
| R2 | Power Outlet (P/POINT) |
| R3 | Front Fog Light (FR FOG) |
| R4 | Starter (ST) |
Sedan
Liftback
Wagon
| Number | Decription |
| R1 | Telephone Microphone Amplifier |
| R2 | Moon Roof Control Relay and Motor |
| R3 | Rear Wiper Motor and Relay |
Engine Compartment
1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE
1CD-FTV
| Number | Description |
| 1 | Electronic Driver Unit |
| 2 | Additional Fuse Box |
| 3 | Fuse Box |
| 4 | Headlight Control ECU LH |
| 5 | Relay Box |
| 6 | Headlight Cleaner Control Relay |
| 7 | Headlight Control ECU RH |
| 8 | Skid Control ECU with Actuator (with VSC) |
| 9 | Skid Control ECU with Actuator (without VSC) |
| 10 | Glow Plug Relay |
| 11 | Power Heater Assembly |
Engine Compartment Fuse Box
1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE
1CD-FTV
| Number | Fuse | Ampere rating [A] | Description |
| 1 | — | — | — |
| 2 | VSC | 25 | 1CD–FTV: ABS, VSC |
| ABS | 25 | 1CD–FTV: ABS | |
| 3 | — | — | — |
| 4 | — | — | — |
| 5 | — | — | — |
| 6 | ALT-S | 7,5 | Charging system |
| 7 | DCC | 30 | “ECU-B NO.2”, “DOME”, “RAD NO.2” fuses |
| 8 | AM2 | 30 | Starting system, “ST”, “IGN” fuses |
| 9 | HAZARD | 10 | Turn signal and hazard warning light |
| 10 | F-HTR | 25 | 1CD–FTV: Fuel heater |
| 11 | HORN | 15 | Horn |
| 12 | EFI | 20 | Multiport fuel injection system/sequential multiport fuel injection system, “EFI NO.1”, “EFI NO.2” fuses |
| 13 | PWR HTR | 25 | 1CD–FTV:Power heater |
| 14 | RR DEF | 30 | Rear windshield defogger |
| 15 | MAIN | 40 | Headlight cleaner, headlight, “H-LP HI LH”, “H-LP HI RH”, “H-LP LH”, “H-LP RH” fuses |
| 16 | AM1 NO.1 | 50 | 1CD–FTV: “ACC”, “CIG”, “RAD NO.1”, “ECU-B NO.1”, “FL P/W”, “FR P/W”, “RL P/W”, “RR P/W” |
| 17 | H/CLN | 30 | Headlight Cleaner |
| 18 | HTR | 40 | Air conditioner, heater |
| 19 | CDS | 30 | Electric cooling fan |
| 20 | RDI | 40 | 1CD–FTV, 1ZZ-FE, 3ZZ-FE: Electric cooling fan |
| 30 | 1AZ-FE, 1AZ-FSE: Electric cooling fan | ||
| 21 | VSC | 50 | 1CD–FTV: ABS, VSC |
| ABS | 40 | 1CD–FTV: ABS | |
| 22 | IG2 | 15 | 1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE: Starting system, multiport fuel injection system/sequential multiport fuel injection system |
| 23 | THROTTLE | 10 | 1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE: Electronic throttle control system |
| ETCS | 10 | 1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE: Electronic throttle control system | |
| 24 | A/F | 20 | 1AZ-FSE, 1AZ-FE: Air fuel ratio sensor |
| 25 | — | — | 1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE: – |
| 26 | — | — | 1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE: – |
| 27 | EMPS | 50 | 1ZZ-FE, 3ZZ-FE: Electric power steering |
| Relay | |||
| R1 | EFI MAIN | 1CD–FTV: Engine control unit | |
| R2 | EDU | 1CD–FTV: Engine control unit | |
| R3 | FAN NO.3 | 1CD–FTV: Electric cooling fan | |
| R4 | FAN NO.1 | Electric cooling fan | |
| R5 | FAN NO.2 | 1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE: Electric cooling fan | |
| R6 | — | 1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE: | |
| R7 | FAN NO.3 | 1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE: Electric cooling fan | |
| R8 | — | 1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE: – | |
| R9 | EMPS | 1ZZ-FE, 3ZZ-FE: Electric power steering | |
Engine Compartment Relay Box
| Number | Fuse | Ampere rating [A] | Description |
| 1 | H-LP HI LH | 10 | Left-hand headlight (high beam) |
| 2 | H-LP HI RH | 10 | Right-hand headlight (high beam), gauge and meters |
| 3 | H-LP LH | 15 | Left-hand headlight (low beam) |
| 4 | H-LP RH | 15 | Right-hand headlight (low beam) |
| Relay | |||
| R1 | HORN | Horn | |
| R2 | F-HTR | Fuel Heater | |
| R3 | H-LP | Headlight | |
| R4 | DIM | Dimmer | |
| R5 | FAN NO.2 | Electric cooling fan | |
Engine Compartment Additional Fuse Box (1CD-FTV)
| Fuse | Ampere | Circuit | |
| 1 | — | — | — |
| 2 | HTR2 | 50 | Power heater |
| 3 | HTR1 | 50 | Power heater |
| 4 | GLOW | 80 | Glow plug |
| 5 | ALT | 140 | IG1 Relay, TAIL Relay, SEAT HTR Relay, “H-LP CLN”, “AM1 NO.1”, “RDI”, “CDS”, “VSC” (50A), “VSC” (25A), “ABS” (40A), “ABS” (25A), “H/CLN”, “RR DEF”, “GLOW”, “HTR NO1”, “HTR NO2”, “RFGHTR”, “AM1 NO.2”, “RR FOG”, “S/ROOF”, “STOP”, “P/POINT”, “FR FOG”, “OBD2”, “DOOR” fuses |
| RELAY | |||
| R1 | — | — | |
| R2 | HTR2 | Power heater | |
| R3 | HTR1 | Power heater | |
Engine Compartment Additional Fuse Box (1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE)
| Number | Fuse | Ampere rating [A] | Description |
| 1 | EFI NO.1 | 10 | Multiport fuel injection system/sequential multiport fuel injection system |
| 2 | EFI NO.2 | 7,5 | Emission control system |
| 3 | VSC | 20 | ABS, VSC |
| ABS | 25 | ABS | |
| 4 | ALT | 100 | 1ZZ-FE, 3ZZ-FE: “AM1 NO.1”, “H-LP CLN”, “ABS” (25A), “VSC” (25A), “ABS” (40A), “VSC” (50 A), “CDS”, “RDI”, “HTR”, “RR DEF”, “RR FOG”, “FR FOG”, “AM1”, “DOOR”, “STOP”, “OBD2”, “S/ROOF”, “PWR SEAT”, “P/POINT”, “TAIL”, “PANEL”, “RR WIP”, “ECU-IG”, “WIP”, “GAUGE2”, “GAUGE1”, “HTR” ,”S-HTR” fuses |
| 120 | 1AZ-FSE, 1AZ-FE: “AM1 NO.1”, “H-LP CLN”, “ABS” (25A), “VSC” (25A), “ABS” (40A), “VSC” (50 A), “CDS”, “RDI”, “HTR”, “RR DEF”, “RR FOG”, “FR FOG”, “AM1”, “DOOR”, “STOP”, “OBD2”, “S/ROOF”, “PWR SEAT”, “P/POINT”, “TAIL”, “PANEL”, “RR WIP”, “ECU-IG”, “WIP”, “GAUGE2”, “GAUGE1”, “HTR” ,”S-HTR” fuses | ||
| 5 | VSC | 40 | ABS, VSC |
| ABS | 40 | ABS | |
| 6 | AM1 NO.1 | 50 | “PWR SEAT”, “FR DIC”, “FUEL OPN”, “ECU-B 1″, P-RR P/W”, “P-FR P/W”, “D-RR P/W”, “D-FR P/W” fuses |
| 7 | H-LP CLN | 30 | Headlight cleaner |
| Relay | |||
| R1 | INJ | Injector | |
| R2 | EFI | Engine control unit | |
| R3 | IG2 | Ignition | |
| R4 | A/F | Air fuel ratio sensor | |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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