Fuses and relays Toyota Avensis (T270), 2008 - 2021

The 3rd generation Toyota Avensis is designated as T27 / T270 and was produced in 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2021, 2021 and 2021 with sedan and station wagon bodies, both with gasoline and diesel engines. In this publication you will find information describing the location of all electronic control units, the purpose of fuses and relays of Toyota Avensis 3 with block diagrams and photo examples of execution. Let's highlight the cigarette lighter fuse.

The execution of blocks and the purpose of elements in them may differ from those presented. Check the purpose with your diagrams on the block cover.

Blocks under the hood

General layout of blocks under the hood

Description

  1. Skid Control ECU (Skid Control Unit)
  2. Fuse and relay box
  3. The engine control unit
  4. Glow plug control unit
  5. Glow plug relay
  6. Transmission control unit
  7. Headlight wiper relay
  8. Injector control unit
  9. LHD:
    Relay block
  10. RHD:
    Relay block

Fuse and relay box

Photo - example

Scheme

Decoding

110A DOME - Trunk/Luggage Compartment Lights, Personal Mirror Lights, Engine Shift Lights, Front Door Lights, Personal Lights/Interior Lights, Personal Lights, Footwell Lights
215/20A RAD NO.1 - Audio system
310A ECU-B - Instruments and gauges, ECU main body. Steering sensor, warning light, dual locking system, remote control, intelligent entry and start system, steering wheel tilt and reach adjustment
4DCC
510A ECU-B2 - Intelligent Entry and Start System, Air Conditioning System, ID Code Module, Power Windows, Power Seat Adjustment
67.5A EFI MAIN NO.2 - Multiport Fuel Injection / Sequential Multiport Fuel Injection System
725A DOOR NO.2 - Until May 2015: Door locking system
7.5A BODY ECU - From May 2015: Body electrical control unit
830A AMP - Audio system
9
1020A STRG LOCK - Steering lock system
1120A A/F - Exhaust system
1230A AM2 - Starting system
1310A ETCS - Electronic Throttle Control System
1410A TURN-HAZ - Direction indicators, hazard warning lights
157.5A ALT-S - Charging system
167.5A AM2 NO.2 - Starting system
1750A HTR - Air conditioning system
1850A ABS NO.1 - ABS, VSC
1930A CDS FAN - Cooling fan
2040A RDI FAN - Cooling fan
2130A H-LP CLN – Headlight cleaners
22120A IP/JB - Fuses: "ECU-IG NO.2", "HTR-IG", "WIPER", "RR WIPER", "WASHER", "ECU-IG NO.1", "ECU-IG NO. 3", "SEAT HTR", "AM1", "DOOR", "STOP", "FR DOOR", "POWER", "RR DOOR", "RL DOOR", "OBD", "ACC-B", " RR FOG", "FR FOG", "DEF", "TAIL", "SUNROOF", "DRL"
23
24
25
2650A H-LP MAIN - Fuses: "H-LP LH LO", "H-LP RH LO", "H-LP LH HI", "H-LP RH HI"
2750A P/I - Fuses: "EFI MAIN", "HORN", "IG2", "EDU"
2850A EFI MAIN - Before May 2015: Multiport fuel injection system/sequential multiport fuel injection system, fuses: "EFI NO.1", "EFI NO.2"
50A FUEL HTR - From May 2015: Fuel heating
2930A P-SYSTEM - Until May 2015: VALVEMATIC System
50A EPKB - From May 2015: Electric parking brake
3080A GLOW - Until May 2015: Engine glow system
80A EPS - From May 2015: Electric power steering
3180A EPS - Until May 2015: Electric Power Steering
80A GLOW - From May 2015: Engine glow system
32140A ALT - Before May 2015: Fuses: "RDI FAN", "CDS FAN", "H-LP CLN", "PWR SEAT LH", "FUEL OPN", "ABS NO.1", "ABS NO.2" , "FR DEICER", "PSB", "HTR", "STV HTR", "PWR OUTLET", "HTR SUB NO.1", "HTR SUB NO.2", "HTR SUB NO.3", "ECU -IG NO.2", "HTR-IG", "WIPER", "RR WIPER", "WASHER", "ECU-IG NO.1", "ECU-IG NO.3", "SEAT HTR", " AM1", "DOOR", "STOP", "P FR DOOR", "POWER", "RR DOOR", "RL DOOR", "OBD", "ACC-B", "RR FOG", "FR FOG" , "TI&TE", "SHADE", "PWR SEAT RH", "DEF", "TAIL", "DRL"
120A ALT - Before May 2015: Fuses: "RDI FAN", "CDS FAN", "H-LP CLN", "PWR SEAT LH", "FUEL OPN", "ABS NO.1", "ABS NO.2" , "FR DEICER", "PSB", "HTR", "STV HTR", "PWR OUTLET", "HTR SUB NO.1", "HTR SUB NO.2", "HTR SUB NO.3", "ECU -IG NO.2", "HTR-IG", "WIPER", "RR WIPER", "WASHER", "ECU-IG NO.1", "ECU-IG NO.3", "SEAT HTR", " AM1", "DOOR", "STOP", "P FR DOOR", "POWER", "RR DOOR", "RL DOOR", "OBD", "ACC-B", "RR FOG", "FR FOG" , "TI&TE", "SHADE", "PWR SEAT RH", "DEF", "TAIL", "DRL"
3315A IG2 - Until May 2015: Fuses: "IGN", "METER"
30A FUEL PUMP - From May 2015: Fuel pump
3415A HORN - Horn
3530A EFI MAIN - Before November 2011: Multiport fuel injection system/sequential multiport fuel injection system, fuses: "EFI NO.1", "EFI NO.2"
10A FUEL OPN - From November 2011: Fuel filler flap
3620A EDU - Before May 2015: Multiport fuel injection system / sequential multiport fuel injection system
15A IGT/INJ - Until May 2015: Multiport fuel injection system / sequential multiport fuel injection system, ignition system
15A IGT/INJ - From May 2015: Fuses: “IGN”, “METER”
3750A EFI MAIN - Since May 2015: Fuses: "EFI NO.1", "EFI NO.2", "EFI NO.4"
3830A E-PKB - Until May 2015: Electric parking brake
40A BBC - From May 2015: Start-stop system
3930A HTR SUB NO.3 - Until May 2015: Auxiliary heater
40
4130A HTR SUB NO.2 - Until May 2015: Auxiliary heater
4250A HTR - From May 2015: Air conditioning system
4330A HTR SUB NO.1 - Until May 2015: Auxiliary heater
50A HTR SUB NO.1 - From May 2015: Auxiliary heater
4430A PWR SEAT LH - Power seats, lumbar support
4525A STV HTR - Auxiliary heater
4630A ABS NO.2 - ABS, VSC
4720A FR DEICER - Heated windshield wiper blade area
4810A FUEL OPN - Fuel filler flap
4930A PSB - Seat Belt with Pre-Collision System
5015A PWR OUTLET - Socket / Cigarette Lighter
5110A H-LP LH LO - Left headlight (low range) / 15A HID lamps: Left headlight (low range)
5210A H-LP RH LO - Left headlight (low range) / 15A HID lamps: Left headlight (low range)
5310A H-LP LH HI - Left headlight (high beam)
5410A H-LP RH HI - Right headlight (high beam)
5510A EFI NO.1 - Multiport fuel injection system/sequential multiport fuel injection system, air flow meter, exhaust system
7.5A EFI NO.1 - Multiport Fuel Injection/Sequential Multiport Fuel Injection System, Air Flow Meter, Exhaust System
5610A EFI NO.2 - Air intake system, air flow meter, exhaust system
15A EFI NO.2 - Air intake system, air flow meter, exhaust system
577.5A IG2 NO.2 - Starting system
587.5A EFI NO - Multiport fuel injection system/sequential multiport fuel injection system, fuses: "EFI NO.1", "EFI NO.2"
595A CDS EFI - Cooling Fan
607.5A EFI NO.3 - Multiport Fuel Injection/Sequential Multiport Fuel Injection System
5A RDI EFI - Cooling Fan
Relay
R1Before November 2013: Heated windshield wiper/brake lamp area (FR DEICER/BRAKE LP)
From November 2013: Cooling fan (FAN NO.2)
R2Cooling fan (FAN NO.3)
R3Before May 2015: Air fuel ratio (A/F) sensor
From May 2015: Fog light (FR FOG LH)
R4Until May 2015: Interior lighting (DOME CUT)
From May 2015: Fog light (FR FOG RH)
R5Engine control unit (EFI MAIN)
R6Headlights (H-LP)
R7Before November 2013: Cooling fan (FAN NO.2)
November 2013 - October 2021: Heated windshield wiper blade area (FR DEICER)
From October 2021: Dimmer
R8Cooling fan (FAN NO.1)
R9May 2015 - October 2021: Interior lighting (DOME CUT)
From October 2021: (TSS C HTR)
R10Before November 2011: Fuel filler flap (FUEL OPN)
R11Until November 2011: Dimmer
Since November 2011:
without AFS: Dimmer
Since November 2011:
AFS: -
May 2015 - Oct. 2021:
with fuel heating (P/t): Fuel heating (FUEL HTR)
without fuel heating: —
R12Since November 2011:
AFS: Dimmer
May 2015 - October 2021: Dimmer

Fuses and relays Toyota Avensis (T270), 2008 - 2021

Most of the power supply circuits of the electrical equipment of the Japanese sedan and station wagon are protected by fuses. Powerful current consumers are connected via relays. The protective elements are installed in mounting blocks, which are located in the vehicle interior and engine compartment.


The diagrams of Toyota Avensis T270 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2021, 2021, 2021, 2021 model years are considered.

In the engine compartment


Component location: 1. Skid Control ECU; 2. Fuse box; 3. Engine control unit; 4. Glow plug control unit; 5. Glow plug relay; 6. Gearbox control unit; 7. Headlight cleaner relay; 8. Injector control unit; 9. Left hand drive: Relay block; 10. Right hand drive: Relay block;

Decoding the mounting block in the engine compartment (No. 2 in the picture)


General view of the block.


Scheme.

DescriptionCurrent, A
1Trunk/Cargo Compartment Lights, Personal Mirror Lights, Engine Switch Lights, Front Door Lights, Personal/Interior Lights, Personal Lights, Footwell Lights10
202.2014 - 05.2015: Audio system20
From 05.2015: Audio system
Until 02.2014: Audio system15
3Instruments and gauges, ECU main body. Steering sensor, warning light, dual locking system, remote control, intelligent entry and start system, steering wheel tilt and reach adjustment 10
4
5Intelligent Entry and Start System, Air Conditioning System, ID Code Module, Power Windows, Power Seat Adjustment10
6Multiport fuel injection system/sequential multiport fuel injection system7,5
7Until 05.2015: Door lock system25
From 05.2015: Body electrical control unit7,5
8Audio system30
9
10Steering lock system20
11Until 05.2015: Exhaust system20
From 05.2015: —
12Starting system30
13Electronic throttle control system10
14Direction indicators, hazard warning lights10
15Until 05.2015: Charging system7,5
From 05.2015: —
16Starting system7,5
17Until 05.2015: Air conditioning system50
From 05.2015: —
18ABS, VSC50
19Cooling fan30
2040
21Headlight cleaners30
22From May 2015: Fuses: “ECU-IG NO.2”, “HTR-IG”, “WIPER”, “RR WIPER”, “WASHER”, “ECU-IG NO.1”, “ECU-IG NO.3” "", "SEAT HTR", "AM1", "DOOR", "STOP", "FR DOOR", "POWER", "RR DOOR", "RL DOOR", "OBD", "ACC-B", "RR FOG", "FR FOG", "DEF", "TAIL", "SUNROOF", "DRL"120
23
24
25
26Fuses: “H-LP LH LO”, “H-LP RH LO”, “H-LP LH HI”, “H-LP RH HI”50
27Fuses: "EFI MAIN", "HORN", "IG2", "EDU"50
28Before 05.2015: Multiport fuel injection system / sequential multiport fuel injection system, fuses: "EFI NO.1", "EFI NO.2"50
From 05.2015: Fuel heating50
29Until 05.2015: VALVEMATIC system30
From 05.2015: Electric parking brake50
30Until 05.2015: Engine heating system80
From 05.2015: Electric power steering80
31Until 05.2015: Electric power steering80
From 05.2015: Engine heating system80
32Before 05.2015: Fuses: “RDI FAN”, “CDS FAN”, “H-LP CLN”, “PWR SEAT LH”, “FUEL OPN”, “ABS NO.1”, “ABS NO.2”, “FR DEICER” ", "PSB", "HTR", "STV HTR", "PWR OUTLET", "HTR SUB NO.1", "HTR SUB NO.2", "HTR SUB NO.3", "ECU-IG NO. 2", "HTR-IG", "WIPER", "RR WIPER", "WASHER", "ECU-IG NO.1", "ECU-IG NO.3", "SEAT HTR", "AM1", " DOOR", "STOP", "P FR DOOR", "POWER", "RR DOOR", "RL DOOR", "OBD", "ACC-B", "RR FOG", "FR FOG", "TI & TE", "SHADE", "PWR SEAT RH", "DEF", "TAIL", "DRL"140
120
From 05.2015: —
33Before 05.2015: Fuses: “IGN”, “METER”15
From 05.2015: Fuel pump30
34Sound signal15
35Before 11.2011: Multiport fuel injection system / sequential multiport fuel injection system, fuses: “EFI NO.1”, “EFI NO.2”30
From 11.2011: Fuel filler flap10
36Until 05.2015: Multiport fuel injection system / sequential multiport fuel injection system20
Until 05.2015: Multiport fuel injection system / sequential multiport fuel injection system, ignition system15
From 05.2015: Fuses: “IGN”, “METER”15
37Until 05.2015: —
From 05.2015: Fuses: “EFI NO.1”, “EFI NO.2”, “EFI NO.4”50
38Until 05.2015: Electric parking brake30
From 05.2015: Start-stop system40
39Until 05.2015: Auxiliary heater30
40
41Until 05.2015: Auxiliary heater30
42From 05.2015: Air conditioning system50
43Until 05.2015: Auxiliary heater30
From 05.2015: Auxiliary heater50
44Power seats, lumbar support30
45Auxiliary heater25
46ABS, VSC30
47Heated windshield wiper blade area20
48Before 05.2015: Fuel filler flap10
From 05.2015: —
49Until 05.2015: Seat belt with pre-collision system30
From 05.2015: —
50Socket15
51Before 05.2015:Left headlight (low beam)10
From 05.2015: Left headlight (low beam)
Before 05.2015: HID lamps: Left headlight (low beam)15
15
52Before 05.2015: Right headlight (low beam)10
From 05.2015: Right headlight (low beam)
Before 05.2015: HID lamps: Right headlight (low beam)15
53Left headlight (high beam)10
54Right headlight (high beam)10
55Before 05.2015: Multiport fuel injection system/sequential multiport fuel injection system, air flow meter, exhaust system10
From 05.2015: Multiport fuel injection system/sequential multiport fuel injection system, air flow meter, exhaust system7,5
56Before 05.2015: Air intake system, air flow meter, exhaust system10
From 05.2015: Air intake system, air flow meter, exhaust system15
57Before 05.2015: Starting system7,5
From 05.2015: —
58Before 11.2011: Multiport fuel injection system/sequential multiport fuel injection system7,5
From 11.2011: Multiport fuel injection system/sequential multiport fuel injection system, fuses: “EFI NO.1”, “EFI NO.2”30
From 05.2015: Multiport fuel injection system/sequential multiport fuel injection system, fuses: "EFI NO.1", "EFI NO.2"20
59From 05.2015: Cooling fan5
60From 11.2011: Multiport fuel injection system/sequential multiport fuel injection system7,5
From 05.2015: Cooling fan5
Relay
R1Up to 11.2013: Heated windshield wiper/brake lamp area (FR DEICER/BRAKE LP)
From 11.2013: Cooling fan (FAN NO.2)
R2Cooling fan (FAN NO.3)
R3Before 05.2015: Air fuel ratio sensor (A/F)
From 05.2015: Fog light (FR FOG LH)
R4Until 05.2015: Interior lighting (DOME CUT)
From 05.2015: Fog light (FR FOG RH)
R5Engine control unit (EFI MAIN)
R6Headlights (H-LP)
R7Before 11.2013: Cooling fan (FAN NO.2)
11.2013 - 10.2016: Heated windshield wiper blade area (FR DEICER)
From 10.2016: Dimmer
R8Cooling fan (FAN NO.1)
R905.2015 - October 2021: Interior lighting (DOME CUT)
From 10.2016: (TSS C HTR)
R10Before 11.2011: Fuel filler flap (FUEL OPN)
R11Before 11.2011: Dimmer
From 11.2011: without AFS: Dimmer
Since 1..2011: AFS: —
05.2015 — 10.2016:
  • with fuel heating (P/t): Fuel heating (FUEL HTR)
  • without fuel heating: —
R12From 11.2011: AFS: Dimmer
05.2015 - 10.2016: Dimmer
Relay block diagram in the engine compartment (No. 9 or 10 in the picture)
Description
R1
R2Auxiliary heater (HTR SUB No. 1, 2 and 3)
R3
R4

In the cabin


Component locations: 1. Fuse box/Body electrical control unit; 2. Additional fuse box; 3. Active lighting control unit (AFS) and headlight range control unit (without AFS); 4. Distribution connector; 5. Steering lock actuator; 6. Power steering control unit; 7. Key transponder amplifier; 8. Distribution block; 9. Distribution block; 10. Windshield wiper relay; 11. Power control unit; 12. Start-Stop system control unit; 13. Relay block No. 1; 14. Distribution connector; 15. Distribution connector; 16. Relay block No. 2; 17. Airbag control unit; 18. Air conditioning amplifier; 19. RHD: Double Door Lock Relay


Located on the driver's side, at the bottom of the dashboard.

Description of the interior fuse box (No. 1 in the picture)


Photo is an example of execution.


Scheme.

DecodingCurrent, A
1Starting system, fuses: "ACC", "CIG", "ECU-IG NO.2", "HTR-IG", "WIPER", "RR WIPER", "WASHER", "ECU-IG NO.1", "ECU-IG NO.3", "SEAT HTR"7,5
2Until 02.2013, from 05.2015: Fog lights15
02.2013 - 05.2015: Fog lights7,5
3Daytime Running Lights7,5
4Fuses: "CIG", "ACC"25
5Door lock system, double locking system25
6
7Brake lights, high brake light, anti-skid brake system, VSC+, multiport fuel injection system/sequential multiport fuel injection system, automatic transmission, shift lock system, starting system10
8Diagnostic connector7,5
9Reverse Lights, Charging System, Hazard Lights, Rear Window Defogger, Front Passenger Seat Belt Indicator, PASSENGER AIRBAG Indicator, Air Conditioning System, AFS, Rear View Display System, Toyota Parking Assist Sensor10
10Main body ECU, Intelligent Entry and Start System, Electric Cooling Fans, Shift Lock System, Panoramic Roof Curtain, Auto Anti-Dare Inside Rearview Mirror, Anti-Lock Brake System, Steering Sensor, Yaw Rate and G-Sensor, VSC+. headlight cleaner emergency preparedness system. L.K.A. driver assistance system 10
11Windshield washer, rear window washer15
12Rear wiper15
13Windshield wipers, rain sensor30
14Air conditioning system10
15Until 05.2015: Seat heaters15
From 05.2015: Seat heaters20
16Instrument cluster7,5
17Steering lock system, SRS airbag system, multiport fuel injection system/sequential multiport fuel injection system, automatic transmission, starting system7,5
18Rear fog light7,5
19
20Adjusting the tilt and reach of the steering wheel30
21Heated exterior mirrors10
22
23Outside Rear View Mirrors, Shift Lock System, Audio System, ECU Main Housing, Electrical Outlet7,5
24Cigarette lighter fuse15
25Panoramic roof curtain20
26Rear right window regulator20
27Rear left window regulator20
28Window regulator on the front passenger side20
29Toyota Parking Assist Sensor, AFS, Heated Windshield Wiper Blade Area, Electric Parking Brake, Seat Belt with Pre-Collision System, Steering Wheel Shift Paddle, Tilt and Telescopic Steering Wheel, Electric Power Steering10
30Air Conditioning Switch, Audio System, Multidrive or Automatic Transmission Lever Illumination, Glovebox Illumination, Manual Airbag On/Off System, Hazard Warning Lights, Cigarette Lighter, Headlight Cleaner Switch, AFS OFF Switch, Speed ​​Limiter Switch, Headlamp Adjuster headlights, headlight height control switch, VSC OFF switch, Toyota Parking Assist switch, LKA switch, heated seat switch, SPORT switch, exterior mirror switches, fuel filler hatch release button7,5
31Front marker lights, tail lights, license plate lights, rear fog lights, front fog lights, manual headlight height control, instrument panel lights10
Body electrical control unit

Protected circuitCurrent, A
1Driver's side window regulator30
2Rear window defroster, fuse: "MIR HTR"40
3Power seats, lumbar support30
Relay
R1Ignition (IG1)
R2
R3Left-hand drive (until 05.2015): Direction indicators (hazard warning lights)
Additional block (No. 2 in the picture)
Protected circuitCurrent, A
1Charging system, driver assistance system ECU module7,5
2No
Name
Relay block in the passenger compartment 1 (No. 13 in the picture)
R1
  • Until 06.2010: Front fog light (FR FOG)
  • From 10.2016: Interior lighting (DOME CUT)
R2
R3
  • Before 11.2011: Instrument panel
  • From 11.2011: Daytime running lights (DRL)
R4Socket
Relay block in the cabin 2 (No. 16 in the picture)
R1Starter (ST)
R2Rear Fog Light (RR FOG)
R3Auxiliary relay (ACC)
R4
  • 06.2010 - 05.2015: Front fog light (FR FOG)
  • From 10.2016: Heated windshield wiper blade area (FR DEICER)

Body


Component location: 1. Pre-crash safety system sensor; 2. Tire pressure monitoring system control unit; 3. Central locking receiver; 4. Parking brake control unit; 5. Distribution connector; 6. Sunroof control unit

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