Fuses and relays Toyota FJ Cruiser (J15; 2006–2022)

The Toyota FJ Cruiser is a modern homage to the legendary 40-Series Land Cruiser off-road vehicle produced from the 1960s through the 1980s. The "FJ" name originates from Toyota's famous F-series gasoline engine family combined with the letter "J" (standing for Jeep/4x4, a classic designation for Toyota off-roaders). This article provides detailed fuse box diagrams and relay locations for the first-generation Toyota FJ Cruiser (chassis code GSJ15; F2 platform) covering model years 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, and 2018, 2019, 2020, 2021, 2022.


Below are the locations, photos, and assignments for the power distribution centers. Fuses for the Cigarette Lighter and Fuel Pump are highlighted in bold text.

Engine Compartment


The main fuse box and two auxiliary relay blocks are located near the battery.

Main Fuse Box


General view of the main fuse box.

Diagram
No. Circuit / Description A
F1 Spare 10
F2 15
F3 TOWING TAIL - Trailer tail lamps 15
F4 OFFROAD LP - Auxiliary off-road lamps 15
F5 Stop lamps, high-mounted stop lamp, Anti-lock Braking System (ABS), Traction Control (TRAC), Active Traction Control (A-TRAC), Vehicle Stability Control (VSC), Auto LSD, multiport fuel injection system, shift lock system 10
F6 AUX LP - High-beam auxiliary lamps 15
F7 OBD - On-Board Diagnostics II system 7.5
F8 HEAD (LO RH) - Right low-beam headlamp (models with DRL) or right headlamp (models without DRL) 10
F9 HEAD (LO LH) - Left low-beam headlamp (models with DRL) or left headlamp (models without DRL) 10
F10 HEAD (HI RH) - Right high-beam headlamp 10
F11 HEAD (HI LH) - Left high-beam headlamp 10
F12 EFI NO. 2 - Multiport fuel injection system 10
F13 DRL - Daytime Running Lights system 7.5
F14 DEFOG - Rear window defogger 30
F15 DEFOG NO. 2 - Multiport fuel injection system 7.5
F16 DOME - Interior lamps, luggage compartment lamp, clock 10
F17 RADIO NO. 1 - Audio system 20
F18 ECU-B - Air conditioning system, multiplex communication system (CAN), Supplemental Restraint System (SRS airbags), occupant detection system 10
F19 ALT-S - Charging system sensor 7.5
F20 HORN - Horn 10
F21 A/F HEATER - Air-fuel ratio sensor heater, multiport fuel injection system 15
F22 TRN-HAZ - Turn signal lights, hazard warning flashers 15
F23 ETCS - Electronic Throttle Control System, multiport fuel injection system 10
F24 EFI - "EFI NO. 2" fuse, Engine Control Module (ECM) 20
F25 DR/LCK - Power door lock system, multiplex communication system 20
F26 TOWING - Trailer towing converter 15
F27 RADIO NO. 2 - Audio system 20
F39 AM1 - "ACC", "ECU-IG", "IG1", "RR WSH", "FR WIP-WSH", "4WD/DIFF", and "STA" fuses 50
F40 J/B - "TAIL" and "PWR RELEASE" circuits 50
F41 ABS MTR - Anti-lock Braking System (ABS), Vehicle Stability Control (VSC), Traction Control (TRAC), Active Traction Control (A-TRAC), Auto LSD 40
F42 AM2 - "IGN" and "GAUGE" fuses, multiport fuel injection system, starter system 30
F43 ABS SOL - ABS solenoid valve, Vehicle Stability Control (VSC), Traction Control (TRAC), Active Traction Control (A-TRAC), Auto LSD 30
F46 ALT - "AM1", "AC 115V", "DEFOG", "DEFOG NO. 2", "STOP", "OBD", "J/B", "TOWING TAIL", "AUX LP", and "OFFROAD LP" fuses 120
F47 HEATER - Air conditioning system, blower motor 60
Relay Assignment
R1 Starter relay
R2 MG CLT - A/C magnetic clutch relay
R3 AUX LP - Auxiliary high-beam lamp relay
R4 HEATER - Blower motor relay
R5 TOWING TAIL - Trailer tail lamp relay
R6 A/F HEATER - Air-fuel ratio sensor heater relay
R7 EFI - Engine management main relay
R8 DOME - Interior lamp relay
R9 C/OPN - Circuit opening relay
R10 RADIO NO. 1 - Audio power relay
R11 HEAD (LO LH) - Low-beam headlamp relay
R12 HEAD (HI LH) - High-beam headlamp relay
R13 STOP LP CTRL - Stop lamp control relay
R14 HEAD - Main headlamp relay
R15 OFFROAD LP - Auxiliary off-road lamp relay
R16 DEFOG - Rear window defogger relay
R17 Toyota FJ Cruiser Fuel Pump Relay

Auxiliary Relay Blocks

Overview and component descriptions.

Relay Block No. 2
F19 DRL - Daytime running lights relay
F20 DIM - Headlamp dimmer relay
Relay Block No. 3
F45 115V AC power outlet circuit fuse (80 A)
R18 115V AC power inverter relay

Passenger Compartment


The interior fuse box is located behind the kick panel cover on the driver's side.


Diagram example from the fuse box cover.


General view of the interior fuse panel.

Toyota FJ Cruiser Passenger Compartment Fuse Assignment
No. Circuit / Description A
F28 IGN - Multiport fuel injection system, ABS, Vehicle Stability Control (VSC), Traction Control (TRAC), Auto LSD, SRS airbags 10
F29 GAUGE - Instrument cluster gauges and indicators 7.5
F30 FR WIP-WSH - Windshield wipers and washer 30
F31 4WD/DIFF - Four-wheel drive control system, rear differential lock 20
F32 PWR OUTLET - 12V accessory power socket, FJ Cruiser cigarette lighter fuse 15
F33 RR WSH - Rear window wiper and washer, multiplex communication system 15
F34 ECU-IG - Anti-lock Braking System (ABS), Vehicle Stability Control (VSC), Traction Control (TRAC), Auto LSD, multiport fuel injection system, cruise control, power door locks, shift lock system, multiplex communication system 10
F35 IG1 - Turn signal lights, air conditioning system, charging system, clutch start switch, ABS, TRAC, A-TRAC, VSC, Auto LSD, back-up lamps, parking assist sensors, rear differential lock, accessory power socket 15
F36 STA - Starter system, clutch start cancel switch 7.5
F37 TAIL - Tail lamps, license plate lamps, side marker lamps, instrument panel illumination control 10
F38 ACC - Shift lock system, power mirrors, audio system, accessory power outlet, clock, multiplex communication system 7.5
F44 POWER - Power windows 30
Relay Assignment
R21 Horn relay
R22 Tail / parking lamp relay
R23 Power window relay
R24 DC power socket relay
See also:
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