Toyota Sequoia 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 Sequoia with box diagrams and photo examples of execution. Note the cigarette lighter fuse.
Check the purpose of the elements with your diagrams on the box cover.
Contents
Passenger compartment
Location
General block layout
Assignment
- Junction Connector (CAN LH №2)
- Junction Connector (CAN LH №1)
- Multiplex Tilt and Telescopic ECU
- Turn Signal Flasher Assembly
- Distance Control ECU Assembly
- Fuse Box
- Main Body ECU
- J/B №5
- Power Steering ECU Assembly
- J/B №4
- Back-Up Light Relay
- Transponder Key Amplifier
- Transponder Key ECU Assembly
- A/C Amplifier Assembly
- Four Wheel Drive Control ECU
- Clearance Warning ECU Assembly
- Power Source Control ECU
- J/B №3
- J/B №6
- Ignition (ACC Cut) Relay
- Junction Connector (CAN RH)
- Tire Pressure Warning ECU
- Stereo Component Amplifier Assembly
- Shift Lock Control ECU Sub-Assembly
- J/B №7
- Center Airbag Sensor Assembly
Fuse box
In the passenger compartment, the main fuse box is located under the dashboard.
Photo example
Diagram from the box cover
Protected components
INVERTER | 15A Inverter |
FR P/SEAT LH | 30A Power Driver Seat |
DR/LCK | 25A Body ECM |
POWER No.5 | 30A Electric tailgate |
OBD | 7.5A Diagnostic connector |
PWR OUTLET | 15A Socket |
– | – |
AM1 | 7,5A Gear selector lock, starting system, heated seats |
A/C | 7,5A Air conditioner |
MIR | 15A Mirror control unit, heated mirrors |
POWER No.3 | 20A Windows |
FR P/SEAT RH | 30A Power Passenger Seat |
TI&TE | 15A Steering column tilt and height adjustment system |
S/ROOF | 25A Hatch |
RR SEAT-HTR RH | 10A Heated seats |
ECU-IG No.1 | 7.5A 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 IG | 20A Air suspension |
LH-IG | 7.5A Reversing lamps, charging system, instrument cluster, direction indicators, air conditioning, heated seats, heated rear window |
4WD | 20A xDrive |
RR SEAT-HTR LH | 10A Heated seats |
WSH | 20A Glass washer |
WIPER | 30A Windscreen wiper and washer |
ECU-IG No.2 | 7.5A Body ECM, power steering, gateway unit |
TAIL | 15A Side light, trailer side light |
A/C IG | 10A Air Conditioner |
– | – |
SEAT-HTR | 20A Ventilation and heated seats |
PANEL | 7.5A 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 |
ACC | 7.5A Auxiliary display, audio system, rear passenger entertainment system, rear view monitor, navigation, reversing lamps, reversing lamps (trailer), socket, power mirrors, body ECM |
BK/UP LP | 10A Reversing lamps, instrument cluster |
CIG | 15A Cigarette lighter |
POWER No.1 | 30A Power windows, tailgate power window |
The 15A CIG and PWR OUTLET fuses are responsible for the operation of the cigarette lighter.
Additional elements
Diagram
Appointment
- Sunroof control unit
- Door lock receiver
- Antenna and receiver for tire pressure monitoring system
- Rear door control unit
- Seat folding control unit
- Rear door control unit
- Fuel pump control unit
- Seat folding control unit
- Air suspension control unit
- Mirror control unit
Engine compartment
Location
General block layout
Designation
- ABS and Traction Actuator Assembly
- Fuse and Relay Box
- Headlight Cleaner Control Relay
- 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.
Photo
Diagram from the box cover
Circuits protected
Diagram
Circuits protected
1 | 15A A / F – Multiport fuel injection system / sequential multiport fuel injection system |
2 | 10A HORN – Sound signal |
3 | 25A EFI NO.1 – Multiport fuel injection system / sequential multiport fuel injection system |
4 | 30A IG2 MAIN – Fuses: “INJ”, “MET”, “IGN” |
5 | 30A L2 RR2 SEAT – Electric seat row 3 |
6 | 30A L1 RR2 SEAT – Electric seat row 3 |
7 | 25A CDS FAN – Cooling fan |
8 | 20A DEICER – Heated wiper zone |
9 | 30A TOW TAIL – Trailer side light |
10 | 25A CDS FAN NO.2 – 2012-2017: Cooling fan |
11 | 30A R2 RR2 SEAT – Electric seat row 3 |
12 | 30A R1 RR2 SEAT – Electric seat row 3 |
13 | 25A POWER NO.4 – Power windows |
14 | 15A FOG – Front fog light |
15 | 15A STOP – Stop lamps, auxiliary brake light, VSC, ABS, gear selector lock, multiport fuel injection system / sequential multiport fuel injection system, trailer electrical equipment |
16 | 30A TOW BRK – Trailer brake control |
17 | 7,5A IMB – Immobilizer |
18 | 7,5A AM2 – Starting system |
19 | – |
20 | – |
21 | – |
22 | – |
23 | 30A TOWING – Electric equipment for trailer |
24 | 10A AI-HTR – 2012-2017: Heated secondary air pump |
25 | 5A ALT-S – Charging system |
26 | 15A TURN-HAZ – Direction indicators, hazard warning lights, trailer electrical equipment |
27 | 15A F / PMP – 2007-2011: Fuel Pump |
25A F / PMP – 2012-2017: Fuel Pump | |
28 | 10A ETCS – Multiport fuel injection system / sequential multiport fuel injection system, throttle valve control system |
29 | 5A MET-B – Instrument cluster |
30 | – |
31 | 30A AMP – Audio System, Rear Seat Entertainment System, Rear View Monitor, Navigation |
32 | 15A RAD NO.1 – Audio System, Rear Seat Entertainment System, Rear View Monitor, Navigation |
33 | 7,5A 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 |
34 | 7,5A DOME – Interior lighting, personal lighting, footwell lighting, door lighting, additional monitor, power tailgate, power 3rd row seats, vanity mirror light, ignition switch light |
35 | 15A HEAD LH – High beam left |
36 | 15A HEAD LL – Low beam |
37 | 10A Multiport fuel injection system / sequential multiport fuel injection system |
38 | 7,5A MET – Instrument cluster |
39 | 10A IGN – SRS airbag system, multiport fuel injection system / sequential multiport fuel injection system, immobilizer, cruise control, gateway unit |
40 | – |
41 | 15A HEAD RH – High beam right |
42 | 15A HEAD RL – Low beam right |
43 | 10A EFI NO.2 – Multiport fuel injection system / sequential multiport fuel injection system, fuel system diagnostic pump |
44 | 5A DEF I / UP – |
45 | 7,5A AIR SUS NO.2 – Air suspension |
46 | – |
47 | – |
48 | – |
49 | 50A AIR SUS NO.2 – Air suspension |
50 | 30A PBD – Electric tailgate |
51 | 40A RR HTR – Air Conditioning |
52 | 30A H-LP CLN – Headlamp washer |
53 | 40A DEFOG – Heated rear window |
54 | 40A SUB BATT – Trailer connector |
55 | – |
56 | – |
57 | 50A ABS, VSC |
58 | 40A ABS, VSC |
59 | 30A ST – Starting system |
60 | – |
61 | – |
62 | – |
63 | 50A HTR – Air Conditioner |
64 | – |
65 | 150A 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 “ |
66 | 180A 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” | |
67 | 50A A / PUMP NO.1 – Multiport fuel injection system / sequential multiport fuel injection system |
68 | 50A Multiport fuel injection system / sequential multiport fuel injection system |
69 | 40A MAIN – Fuses: “HEAD LL”, “HEAD RL”, “HEAD LH”, “HEAD RH” |
70 | – |
71 | – |
Relay | |
R1 | F / PMP – Fuel Pump |
R2 | – |
R3 | SUB BATT – Trailer battery |
R4 | TOW TAIL – Side light (trailer) |
R5 | DEFOG – Heated rear window |
R6 | AIR SUS – Air Suspension |
R7 | SECURITY HORN – Anti-theft alarm sound |
R8 | FOG – Fog light |
R9 | – |
R10 | ST – Starter |
R11 | C / OPN – Fuel pump (Circuit opening) |
R12 | – |
R13 | MG CLT – Air conditioning compressor clutch |
R14 | DEICER – Heated wiper zone |
R15 | BRK NO.2 – Brake light |
R16 | BRK NO.1 – Brake light |
R17 | – |
R18 | RR WSH – Rear window washer |
R19 | CDS FAN – Cooling fan |
R20 | HEAD – Headlights |
R21 | DIM – Dimmer |
R22 | – |
R23 | – |
R24 | – |
R25 | – |
If you know how to make the material better – write in the comments.
2019 Interior fusebox assignments different than shown.
Cannot locate cig fuse. assumed 15A position right-side 12# “P/OUTLET NO.2”
2007 was a 1G not a 2g. 2g started with Sequoia in 2008