The second-generation Toyota Avensis was produced from 2003 to 2009 under the model code T250 . With a focus on safety, comfort, and European styling, this generation marked a significant upgrade in design and technology over its predecessor. It was available in sedan, liftback, and wagon body styles, catering to a wide range of customer preferences.
In this article, you will find fuse box diagrams for the Toyota Avensis, covering model years 2003, 2004, 2005, 2006, 2007, 2008 and 2009. These diagrams are essential for identifying the correct fuses and relays needed for diagnosing and resolving electrical issues.
What’s Included:
Fuse Box Diagrams – Visual layouts of the fuse and relay configurations for clarity and convenience.Fuse Panel Locations – Information on where to find fuse boxes within the vehicle.Fuse Assignments – Detailed listings of what each fuse and relay controls, assisting with troubleshooting and maintenance.
Whether you’re replacing a blown fuse or troubleshooting an electrical malfunction, this guide will help you maintain the functionality and reliability of your Toyota Avensis (2003–2009) .
Fuse Box
Integration Relay
Circuit Opening Relay
Rear Fog Light Relay
Rear Window Defogger Relay
Relay Box
Turn Signal Flasher Relay
Transponder Key Amplifier
EPS ECU
Transponder Key Computer
Antenna Amplifier
Junction Block
Wiper Relay
Door Control Receiver
Headlight Beam Level Control ECU
Engine and ECT ECU (A/T)
A/C Control Assembly
Option Connector (Navigation ECU)
Shift Lock Control ECU
Airbag Sensor Assembly
Navigation ECU
Additional Fuse Box
RHD: Theft Deterrent ECU
The fuse box is located on the left side of the instrument panel, behind the cover.
Assignment of the fuses in the Passenger Compartment Fuse Box
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№ Name Amp 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 AMI 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
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Assignment of the fuses in the Additional Fuse Box
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№ Name Amp 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 FITR” 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
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Left-hand drive vehicles
Right-hand drive vehicles
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№ Relay R1 Front window deicer (FR DEICER) R2 Power Outlet (P/POINT) R3 Front Fog Light (FR FOG) R4 Starter (ST)
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1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE
1CD-FTV
Assignment of the fuses and relay in the Engine Compartment Fuse Box
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№ Name Amp Circuit 1 – – – 2 VSC 25 1CD-FTV: ABS, VSC 2 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 20 RDI 30 1AZ-FE, 1AZ-FSE: Electric cooling fan 21 VSC 50 1CD-FTV: ABS, VSC 21 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 23 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 EM PS 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 EM PS 1ZZ-FE, 3ZZ-FE: Electric power steering
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Engine Compartment Additional Fuse Box (1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE)
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№ Name Amp Circuit 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 25 ABS, VSC 3 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”, “GAUGEl”, “HTR” ,”S-HTR” fuses 4 ALT 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”, “GAUGEl”, “HTR” ,”S-HTR” fuses 5 VSC 50 ABS, VSC 5 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
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Engine Compartment Additional Fuse Box (1CD-FTV)
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№ Name Amp 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 NO.1”, “HTR NO.2”, “RFG HTR”, “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
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Engine Compartment Relay Box
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№ Name Amp Circuit 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
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