
2008 - 2011 Toyota FJ Cruiser Fuse Relay Boxes Location
2008 - 2011 Toyota FJ Cruiser, has 2 or 3 (depending on the model) fuse and relay boxes, 1 or 2 (depending on the model) fuse relay box in the engine compartment and 1 fuse relay box in the passenger compartment.
Engine Compartment Fuse Relay Box Location:

The location of the fuse relay box A in the engine compartment is on the driver's side of the engine. The location of the fuse relay box B (if equipped) in the engine compartment is on the driver's side of the engine, above the main fuse relay box. This is where the high-current fuses are mainly located, for the headlights, radiator fan, rear window defroster, towing connectors, etc. The fuse and relays layout diagram is on the fuse relay box cover. If you want a detailed layout, you can find it in the owner's manual. In the fuse relay box is a fuse puller, tool for extracting fuses, with which you can easily remove each fuse.
Passenger Compartment Fuse Relay Box Location:

The location of the fuse relay box in the passenger compartment is on the driver's side under the dashboard, behind a cover. The decorative panel needs to be removed to access the fuse box. This is where the fuses for the vehicle's interior systems are mainly located, such as the fuel injection system, ABS, airbags, and the instrument panel. The fuse layout diagram is on the fuse box cover. If you want a detailed layout, you can find it in the owner's manual.
WARNING AND NOTES REGARDING FUSE REPLACEMENT IN THE VEHICLE:
- The vehicle is secured against rolling away.
- All electrical consumers are switched off.
- The vehicle is switched off.
- Always replace faulty fuses with specified new fuses containing the correct amperage.
- Use only fuses appeoved for Toyota with the respective fuse rating.
- When is the fuse box open, make shure that no moisture can enter the fuse box.
- When closing the fuse box, make shure that the seal of the lid is positioned correctly on the fuse box.
Common failures related to fuses:
Intermittent starting problems: Some owners have reported that the vehicle occasionally fails to start or stalls while driving, and the cause was ultimately found to be a defective fuse (or fuel pump relay fuse), which was resolved by replacement.

