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Toyota Tundra (2011 - 2012) Fuse Box Diagram

avatar Jonathan Yarden May 05, 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: 2011, 2012

Engine compartment

Toyota Tundra mk2 - fuse box - engine compartment

Fuse Ampere rating [A] Circuit
1 A/F 15 Multiport fuel injection system/sequential multiport fuel injection system
2 HORN 10 Horn
3 EFI NO.1 25 Multiport fuel injection system/sequential multiport fuel injection system
4 IG2 MAIN 30 “INJ”, “MET”, “IGN” fuses
5 DEICER 20 Front window deicer
6 TOW TAIL 30 Trailer lights (tail lights)
7 POWER NO.4 25 Power windows
8 POWER NO.2 30 Power back window
9 FOG 15 Front fog lights
10 STOP 15 Stop lights, high mounted stop light, vehicle stability control system, anti−lock brake system, shift lock system, multiport fuel injection system/sequential multiport fuel injection system, towing converter
11 TOW BRK 30 Trailer brake controller
12 IMB 7,5 Engine immobilizer system
13 AM2 7,5 Starting system
14 TOWING 30 Towing converter
15 AI PMP HTR 10 Air injection system
16 ALT−S 5 Charging system
17 TURN−HAZ 15 Turn signal lights, emergency flashers, towing converter
18 F/PMP 15 No circuit
19 ETCS 10 Multiport fuel injection system/Sequential multiport fuel injection system, electric throttle control system
20 MET−B 5 Gauges and meters
21 AMP 30 Audio system, rear view monitor, navigation system, rear seat entertainment system
22 RAD NO.1 15 Audio system, rear view monitor, navigation system, rear seat entertainment system
23 ECU−B1 7,5 Multiplex communication system, Multiport fuel injection system/sequential multiport fuel injection system, auto anti−glare inside rear view mirror, power outlets, power front drivers seat, power tilt and telescopic system
24 DOME 7,5 Interior lights, personal lights, vanity lights, ignition switch light, foot light, door courtesy lights, accessory meter
25 HEAD LH 15 Left−hand headlight (high beam)
26 HEAD LL 15 Left−hand headlight (low beam)
27 INJ 10 Multiport fuel injection system/sequential multiport fuel injection system, ignition system
28 MET 7,5 Gauges and meters
29 IGN 10 SRS airbag system, multiport fuel injection system/sequential multiport fuel injection system, engine immobilizer system, cruise control system
30 HEAD RH 15 Right−hand headlight (high beam)
31 HEAD RL 15 Right−hand headlight (low beam)
32 EFI NO.2 10 Multiport fuel injection system/sequential multiport fuel injection system, leak detection pump
33 DEF I/UP 5 No circuit
34 SPARE 5 Spare fuse
35 SPARE 15 Spare fuse
36 SPARE 30 Spare fuse
37 DEFOG 40 Back window defogger
38 SUB BATT 40 Trailer towing
39 ABS1 50 Anti-lock brake system, vehicle stability control system
40 ABS2 40 Anti-lock brake system, vehicle stability control system
41 ST 30 Starting system
42 HTR 50 Air conditioning system
43 LH-J/B 150 AM1, TAIL, PANEL, ACC, CIG, LHIG, 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 fuses
44 ALT 180* LH-J/B, HTR, SUB BATT, TOW BRK, STOP, FOG, TOW TAIL, DEICER fuses
140
45 A/PUMP NO.1 50 Multiport fuel injection system/sequential multiport fuel injection system
46 A/PUMP NO.2 50 Multiport fuel injection system/sequential multiport fuel injection system
47 MAIN 40 HEAD LL, HEAD RL, HEAD LH, HEAD RH fuses
*: Replace the fuse with one of the same ampere rating as the original.

Under the instrument panel

Toyota Tundra mk2 - fuse box - instrument panel

Fuse Ampere rating [A] Circuit
1 INVERTER 15 Power outlet (115 V)
2 FR P/SEAT LH 30 Power front driver’s seat
3 DR/LCK 25 Multiplex communication system
4 OBD 7,5 On-board diagnosis system
5 PWR OUTLET 15 Power outlets
6 CARGO LP 7,5 Cargo lamp
7 AM1 7,5 Shift lock system, starting system
8 A/C 7,5 Air conditioning system
9 MIR 15 Outside rear view mirror control, outside rear view mirror heaters
10 POWER No.3 20 Power windows
11 FR P/SEAT RH 30 Power front passenger seat
12 TI&TE 15 Power tilt and power telescopic
13 S/ROOF 25 Electric moon roof
14 ECU-IG No.1 7,5 Anti-lock brake system, vehicle stability control system, multiplex communication system, intuitive parking assist system, power front driver’s seat, power tilt and power telescopic, shift lock, tire pressure warning system, accessory meter, trailer towing, power outlet, electric moon roof
15 LH-IG 7,5 Back-up lights, charging system, gauge and meters, turn signal lights, air conditioning system, seat heaters, back window defogger
16 4WD 20 Four-wheel drive control system
17 WSH 20 Window washer
18 WIPER 30 Wiper and washer
19 ECU-IG No.2 7,5 Multiplex communication system
20 TAIL 15 Tail lights, trailer lights (tail lights), parking lights, outer foot lights
21 A/C IG 10 Air conditioning system
22 TOW BK/UP 7,5 Trailer lights
23 SEAT-HTR 20 Seat heaters
24 PANEL 7,5 Instrument panel lights, glove box light, ashtray, accessory meter, audio system, rear view monitor, navigation system, rear seat entertainment system, gauges and meters, air conditioning system
25 ACC 7,5 Accessory meter, audio system, rear seat entertainment system, rear view monitor, navigation system, back-up lights, trailer lights (back-up lights), multiplex communication system, power outlet, outside rear view mirror
26 BK/UP LP 10 Back-up light, gauges and meters
27 POWER No.1 30 Power windows, power back window

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market

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