Toyota Avensis | 2003-2009

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.

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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).

Passenger Compartment Overview

  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

Left-hand drive vehicles

Right-hand drive vehicles

Sedan

Liftback

Wagon

Passenger Compartment

Fuse box location

The fuse box is located on the left side of the instrument panel, behind the cover.
The additional fuse box is located under the instrument panel on the driver’s side, under the cover.

The location of the fuses in the passenger compartment: Toyota Avensis (T250; 2003-2009)

Fuse box #1 diagram

Instrument panel fuse box #1 diagram: Toyota Avensis II (2003, 2004, 2005, 2006, 2007, 2008, 2009)

Assignment of the fuses in the Passenger Compartment Fuse Box

Fuse Data
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№NameAmpCircuit
1IGN10SRS airbag system, gauge and meters, starting system, multiport fuel injection system/sequential multiport fuel injection system
2S/ROOF20Sliding roof
3RR FOG7.5Rear fog light
4FR FOG15Front fog light, indicator light
5AMI25Starting system, “CIG”, “RAD NO.1” fuses
6PANEL7.5Instrument 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
7RR WIP20Rear wiper and washer
8GAUGE27.5Back-up light, headlight leveling system, turn signal and hazard warning light
9CIG15Cigarette Lighter
10HTR10Seat heaters, air conditioning system
11–––
12RAD NO.17.5Audio system, multi-information display, power rear view mirrors, gauge and meters, power outlet
13PWR SEAT30Power seat
14TAIL10Tail lights, parking lights, license plate lights, trunk light, automatic light control system, front fog light, rear fog light, combination meter
15OBD27.5On-board diagnosis system
16P/POINT15Power Outlet
17DOOR25Power door lock system
18WIP25Front wiper and washer, headlight cleaner
19ECU-IG7.5Electric cooling fans, charging system, ABS, vehicle stability control system, electric power steering
20S-HTR20Seat heaters
21GAUGE110Switch 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
22STOP15Stop light, shift lock control system, ABS, high mounted stoplight, multiport fuel injection system/sequential multiport fuel injection system
Relay
R1––
R2HTRHeater
R3SEAT HTRSeat Heater
R4IG1Ignition
R5TAILTaillight

Fuse box #2 diagram

Instrument panel fuse box #2 diagram: Toyota Avensis II (2003, 2004, 2005, 2006, 2007, 2008, 2009)

Assignment of the fuses in the Additional Fuse Box

Fuse Data
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№NameAmpCircuit
1–––
2P-RR P/W20Power window
3P-FR P/W20Power window
4D-RR P/W20Power window
5D-FR P/W20Power window
6ECU-B 17.5Multi-mode manual transmission
7FUEL OPN10Fuel filler door opener
8FR DIC20Front window deicer, “MIR FITR” fuse
9–––
10DEF I/UP7.5Air conditioning system
11ST7.5Multiport fuel injection system/sequential multiport fuel injection system, multi-information display, starting system
12MIR HTR10Outside rear view mirror defogger
13RAD NO.215Audio system, multi-information display
14DOME7.5Interior light, personal lights, foot lights, door courtesy lights, trunk light, vanity lights
15ECU-B 27.5Air conditioning system, wireless door lock control
16PWR SEAT30Power seat

Relay Box

Left-hand drive vehicles

Right-hand drive vehicles

Fuse Data
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№Relay
R1Front window deicer (FR DEICER)
R2Power Outlet (P/POINT)
R3Front Fog Light (FR FOG)
R4Starter (ST)

Engine Compartment Overview

1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE

1CD-FTV

Engine Compartment

Fuse box location

The location of the fuses in the engine compartment: Toyota Avensis II (2003-2009)
The location of the fuses in the engine compartment: Toyota Avensis II (2003-2009)

Fuse box diagram

1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE

Under-hood fuse box diagram (ver.1): Toyota Avensis II (2003, 2004, 2005, 2006, 2007, 2008, 2009)

1CD-FTV

Assignment of the fuses and relay in the Engine Compartment Fuse Box

Fuse Data
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№NameAmpCircuit
1–––
2VSC251CD-FTV: ABS, VSC
2ABS251CD-FTV: ABS
3–––
4–––
5–––
6ALT-S7.5Charging system
7DCC30“ECU-B NO.2”, “DOME”, “RAD NO.2” fuses
8AM230Starting system, “ST”, “IGN” fuses
9HAZARD10Turn signal and hazard warning light
10F-HTR251CD-FTV: Fuel heater
11HORN15Horn
12EFI20Multiport fuel injection system/sequential multiport fuel injection system, “EFI NO.1”, “EFI NO.2” fuses
13PWR HTR251CD-FTV: Power heater
14RR DEF30Rear windshield defogger
15MAIN40Headlight cleaner, headlight, “H-LP HI LH”, “H-LP HI RH”, “H-LP LH”, “H-LP RH” fuses
16AM1 NO.1501CD-FTV: “ACC”, “CIG”, “RAD NO.1”, “ECU-B NO.1”, “FL P/W”, “FR P/W”, “RL P/W”, “RR P/W”
17H/CLN30Headlight Cleaner
18HTR40Air conditioner, heater
19CDS30Electric cooling fan
20RDI401CD-FTV, 1ZZ-FE, 3ZZ-FE: Electric cooling fan
20RDI301AZ-FE, 1AZ-FSE: Electric cooling fan
21VSC501CD-FTV: ABS, VSC
21ABS401CD-FTV: ABS
22IG2151AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE: Starting system, multiport fuel injection system/sequential multiport fuel injection system
23THROTTLE101AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE: Electronic throttle control system
23ETCS101AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE: Electronic throttle control system
24A/F201AZ-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: –
27EM PS501ZZ-FE, 3ZZ-FE: Electric power steering
Relay
R1EFI MAIN1CD-FTV: Engine control unit
R2EDU1CD-FTV: Engine control unit
R3FAN NO.31CD-FTV: Electric cooling fan
R4FAN NO.1Electric cooling fan
R5FAN NO.21AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE: Electric cooling fan
R6–1AZ-FSE/ 1AZ-FE, 1ZZ-FE, 3ZZ-FE: –
R7FAN NO.31AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE: Electric cooling fan
R8–1AZ-FSE/ 1AZ-FE, 1ZZ-FE, 3ZZ-FE: –
R9EM PS1ZZ-FE, 3ZZ-FE: Electric power steering

Additional Fuse Box

1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE

Additional Fuse Box (ver.1): Toyota Avensis II (2003, 2004, 2005, 2006, 2007, 2008, 2009)

Engine Compartment Additional Fuse Box (1AZ-FSE, 1AZ-FE, 1ZZ-FE, 3ZZ-FE)

Fuse Data
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№NameAmpCircuit
1EFI NO.110Multiport fuel injection system/sequential multiport fuel injection system
2EFI NO.27.5Emission control system
3VSC25ABS, VSC
3ABS25ABS
4ALT1001ZZ-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
4ALT1201AZ-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
5VSC50ABS, VSC
5ABS40ABS
6AM1 NO.150“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
7H-LP CLN30Headlight cleaner
Relay
R1INJInjector
R2EFIEngine control unit
R3IG2Ignition
R4A/FAir fuel ratio sensor

1CD-FTV

Additional Fuse Box (1CD-FTV): Toyota Avensis II (2003, 2004, 2005, 2006, 2007, 2008, 2009)

Engine Compartment Additional Fuse Box (1CD-FTV)

Fuse Data
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№NameAmpCircuit
1–––
2HTR250Power heater
3HTR150Power heater
4GLOW80Glow plug
5ALT140IG1 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––
R2HTR2Power heater
R3HTR1Power heater

Relay Box

Relay Box: Toyota Avensis II (2003, 2004, 2005, 2006, 2007, 2008, 2009)

Engine Compartment Relay Box

Fuse Data
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№NameAmpCircuit
1H-LP HI LH10Left-hand headlight (high beam)
2H-LP HI RH10Right-hand headlight (high beam), gauge and meters
3H-LP LH15Left-hand headlight (low beam)
4H-LP RH15Right-hand headlight (low beam)
Relay
R1HORNHorn
R2F-HTRFuel Heater
R3H-LPHeadlight
R4DIMDimmer
R5FAN NO.2Electric cooling fan

FAQ

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