Toyota Tundra 2G fuse and relay

Toyota Tundra 2 generation was produced in 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020. During this time, the model has been restyled 2 times. In our material you will find information with the location of electronic control units, a description of fuses and relays Toyota Tundra with box diagrams and photo examples of execution. Note the cigarette lighter fuse.

Toyota tundra

Check the purpose of the elements with your diagrams on the box cover.

Passenger compartment

Location

General block layout

Location in salon

Assignment

  1. Junction Connector (CAN LH №2)
  2. Junction Connector (CAN LH №1)
  3. Multiplex Tilt and Telescopic ECU
  4. Turn Signal Flasher Assembly
  5. Distance Control ECU Assembly
  6. Fuse Box
  7. Main Body ECU
  8. J/B №5
  9. Power Steering ECU Assembly
  10. J/B №4
  11. Back-Up Light Relay
  12. Transponder Key Amplifier
  13. Transponder Key ECU Assembly
  14. A/C Amplifier Assembly
  15. Four Wheel Drive Control ECU
  16. Clearance Warning ECU Assembly
  17. Power Source Control ECU
  18. J/B №3
  19. J/B №6
  20. Ignition (ACC Cut) Relay
  21. Junction Connector (CAN RH)
  22. Tire Pressure Warning ECU
  23. Stereo Component Amplifier Assembly
  24. Shift Lock Control ECU Sub-Assembly
  25. J/B №7
  26. Center Airbag Sensor Assembly

Fuse box

In the passenger compartment, the main fuse box is located under the dashboard.

Location in prado 150

Photo example

Photo

Diagram from the box cover

Covery

Protected components

 

INVERTER15A Inverter
FR P/SEAT LH30A Power Driver Seat
DR/LCK25A Body ECM
POWER No.530A Electric tailgate
OBD7.5A Diagnostic connector
PWR OUTLET15A Socket
––
AM17,5A Gear selector lock, starting system, heated seats
A/C7,5A Air conditioner
MIR15A Mirror control unit, heated mirrors
POWER No.320A Windows
FR P/SEAT RH30A Power Passenger Seat
TI&TE15A Steering column tilt and height adjustment system
S/ROOF25A Hatch
RR SEAT-HTR RH10A Heated seats
ECU-IG No.17.5A ABS, VSC, body ECM, park assist, power driver’s seat, tilt and height adjustment, gear selector lock, tire pressure monitor, trailer connector, socket, sunroof, power door luggage compartment, headlight washer, Blind Spot Monitor, additional display
AIR SUS IG20A Air suspension
LH-IG7.5A Reversing lamps, charging system, instrument cluster, direction indicators, air conditioning, heated seats, heated rear window
4WD20A xDrive
RR SEAT-HTR LH10A Heated seats
WSH20A Glass washer
WIPER30A Windscreen wiper and washer
ECU-IG No.27.5A Body ECM, power steering, gateway unit
TAIL15A Side light, trailer side light
A/C IG10A Air Conditioner
––
SEAT-HTR20A Ventilation and heated seats
PANEL7.5A Instrument panel light, glove box light, ashtray light, auxiliary display, audio system, rear view monitor, navigation, rear passenger entertainment system, instrument cluster, air conditioning, ventilation and heated seats, Blind Spot Monitor
ACC7.5A Auxiliary display, audio system, rear passenger entertainment system, rear view monitor, navigation, reversing lamps, reversing lamps (trailer), socket, power mirrors, body ECM
BK/UP LP10A Reversing lamps, instrument cluster
CIG15A Cigarette lighter
POWER No.130A Power windows, tailgate power window

The 15A CIG and PWR OUTLET fuses are responsible for the operation of the cigarette lighter.

Engine compartment

Location

General block layout

Location under the hood

Designation

  1. ABS and Traction Actuator Assembly
  2. Fuse and Relay Box
  3. Headlight Cleaner Control Relay
  4. ECM

Fuse and Relay Box

Under the hood, the fuse and relay box is next to the battery and is covered by a protective cover.

Location 2

Photo

Photo 2

Diagram from the box cover

Circuits protectedCovery 2

Diagram

Diagram

Circuits protected

115A A / F – Multiport fuel injection system / sequential multiport fuel injection system
210A HORN – Sound signal
325A EFI NO.1 – Multiport fuel injection system / sequential multiport fuel injection system
430A IG2 MAIN – Fuses: “INJ”, “MET”, “IGN”
530A L2 RR2 SEAT – Electric seat row 3
630A L1 RR2 SEAT – Electric seat row 3
725A CDS FAN – Cooling fan
820A DEICER – Heated wiper zone
930A TOW TAIL – Trailer side light
1025A CDS FAN NO.2 – 2012-2017: Cooling fan
1130A R2 RR2 SEAT – Electric seat row 3
1230A R1 RR2 SEAT – Electric seat row 3
1325A POWER NO.4 – Power windows
1415A FOG – Front fog light
1515A STOP – Stop lamps, auxiliary brake light, VSC, ABS, gear selector lock, multiport fuel injection system / sequential multiport fuel injection system, trailer electrical equipment
1630A TOW BRK – Trailer brake control
177,5A IMB – Immobilizer
187,5A AM2 – Starting system
19–
20–
21–
22–
2330A TOWING – Electric equipment for trailer
2410A AI-HTR – 2012-2017: Heated secondary air pump
255A ALT-S – Charging system
2615A TURN-HAZ – Direction indicators, hazard warning lights, trailer electrical equipment
2715A F / PMP – 2007-2011: Fuel Pump
25A F / PMP – 2012-2017: Fuel Pump
2810A ETCS – Multiport fuel injection system / sequential multiport fuel injection system, throttle valve control system
295A MET-B – Instrument cluster
30–
3130A AMP – Audio System, Rear Seat Entertainment System, Rear View Monitor, Navigation
3215A RAD NO.1 – Audio System, Rear Seat Entertainment System, Rear View Monitor, Navigation
337,5A ECU-B1 – Body ECU, Multiport Fuel Injection System / Sequential Multiport Fuel Injection System, Rearview Mirror, Power Sockets, Power Driver Seat, Power Tailgate, Tilt and Height Adjustment Steering Column, Unit network gateway
347,5A DOME – Interior lighting, personal lighting, footwell lighting, door lighting, additional monitor, power tailgate, power 3rd row seats, vanity mirror light, ignition switch light
3515A HEAD LH – High beam left
3615A HEAD LL – Low beam
3710A Multiport fuel injection system / sequential multiport fuel injection system
387,5A MET – Instrument cluster
3910A IGN – SRS airbag system, multiport fuel injection system / sequential multiport fuel injection system, immobilizer, cruise control, gateway unit
40–
4115A HEAD RH – High beam right
4215A HEAD RL – Low beam right
4310A EFI NO.2 – Multiport fuel injection system / sequential multiport fuel injection system, fuel system diagnostic pump
445A DEF I / UP –
457,5A AIR SUS NO.2 – Air suspension
46–
47–
48–
4950A AIR SUS NO.2 – Air suspension
5030A PBD – Electric tailgate
5140A RR HTR – Air Conditioning
5230A H-LP CLN – Headlamp washer
5340A DEFOG – Heated rear window
5440A SUB BATT – Trailer connector
55–
56–
5750A ABS, VSC
5840A ABS, VSC
5930A ST – Starting system
60–
61–
62–
6350A HTR – Air Conditioner
64–
65150A LH-J / B – Fuses: “AM1”, “TAIL”, “PANEL”, “ACC”, “CIG”, “LH-IG”, “4WD”, “ECU-IG NO.1”, “BK / UP LP “,” SEAT-HTR “,” A / C IG “,” ECU-IG NO.2 “,” WSH “,” WIPER “,” OBD “,” A / C “,” TI&TE “,” FR P / SEAT RH “,” MIR, DR / LCK “,” FR P / SEAT LH “,” CARGO LP “,” PWR OUTLET “,” POWER NO.1 “
66180A ALT – Fuses: “LH-J / B”, “HTR”, “SUB BATT”, “TOW BRK”, “STOP”, “FOG”, “TOW TAIL”, “DEICER”
140A ALT – Fuses: “LH-J / B”, “HTR”, “SUB BATT”, “TOW BRK”, “STOP”, “FOG”, “TOW TAIL”, “DEICER”
6750A A / PUMP NO.1 – Multiport fuel injection system / sequential multiport fuel injection system
6850A Multiport fuel injection system / sequential multiport fuel injection system
6940A MAIN – Fuses: “HEAD LL”, “HEAD RL”, “HEAD LH”, “HEAD RH”
70 –
71 –
Relay
R1F / PMP – Fuel Pump
R2–
R3SUB BATT – Trailer battery
R4TOW TAIL – Side light (trailer)
R5DEFOG – Heated rear window
R6AIR SUS – Air Suspension
R7SECURITY HORN – Anti-theft alarm sound
R8FOG – Fog light
R9–
R10ST – Starter
R11C / OPN – Fuel pump (Circuit opening)
R12–
R13MG CLT – Air conditioning compressor clutch
R14DEICER – Heated wiper zone
R15BRK NO.2 – Brake light
R16BRK NO.1 – Brake light
R17–
R18RR WSH – Rear window washer
R19CDS FAN – Cooling fan
R20HEAD – Headlights
R21DIM – Dimmer
R22 –
R23 –
R24 –
R25 –

 

If you know how to make the material better – write in the comments.

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Comments 4

  • I am trying to find out where the location for the transmission relay would be, if equipped. Wanted to rule this out from my diagnosis.

    Reply

  • can i add circuits or are there ‘spares’ i can connect to?

    Reply

  • Been looking forever to find the fuse for the window wash fluid in my 2012 tundra. It’s not a mistake that these people make it hard to find. Back to Dodge I go…

    Reply

  • Where is the 4×4 relay located? I have seen some diagrams saying it is behind the dash / steering wheel?

    Reply

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