Jonathan Yarden Feb 16, 2021 · 5 min. read
In this article you will find a description of fuses and relays JCB,
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:
Fuse box
The relays and fuses are located in the side console underneath the cover.
| No. |
A |
Function |
| Column “A” | ||
| 1 | 10 | Hydraulic auxiliary |
| 2 | 5 | Fuel pump solenoid (engine stop) |
| 3 | 7.5 | Direction indicators |
| 4 | 7.5 | Steer mode proximity switch |
| 5 | 10 | Gearbox control, Transmission |
| 6 | 3 | Gear select / Forward Reverse (machines from serial No. 933757) |
| 7 | 5 | Brake lights (machines up to serial No. 933756) |
| 7 | 10 | Transmission (machines from serial No. 933757) |
| 8 | 3 | 4 wheel drive (automatic brakes) (machines up to serial No. 933756) |
| 8 | 7.5 | Brake lights (machines from serial No. 933757) |
| 9 | 5 | Left hand side lights |
| 10 | 5 | Right hand side lights |
| Column “B” | ||
| 1 | 5 | Instruments, Buzzer |
| 2 | 15 | Front horn, Front washer/wiper |
| 3 | 7.5 | Rear horn |
| 4 | 15 | Heated seat, Cigar lighter, Face level fan |
| 5 | 10 | Rear wiper/wash |
| 6 | 10 | Brake switch |
| 7 | 5 | Return to dig enable |
| 8 | 25 | Rear working lights |
| 9 | 20 | Headlights |
| 10 | 25 | Front working lights |
| Column “C” | ||
| 1 | 7.5 | Lights |
| 2 | 15 | Hazard light |
| 3 | 10 | Beacon, Interior light |
| 4 | 5 | Radio |
| 5 | 20 | Thermostart |
| 6 | 30 | Heater |
| 7 | 3 | Ignition relay coils |
| 8 | 15 | Main beam |
| 9 | 3 | Fog light |
| 10 | 15 | Dip beam |
| Relays | ||
| 1 | Ignition 1 | |
| 2 | Hammer | |
| 3 | Auxiliary (jaw bucket) | |
| 4 | Main lights | |
| 5 | Engine run | |
| 6 | Hydraulic speed control (HSC) | |
| 7 | Buzzer | |
| 8 | Buzzer | |
| 9 | Ignition 2 | |
| 10 | Front working lights | |
| 11 | Rear working lights | |
| 12 | Direction indicator | |
| 13 | Neutral start | |
| 14 | Rear horn | |
| 15 | Parking brake warning light | |
| 16 | Air conditioning compressor | |
| 17 | Parking brake | |
| No. |
Relays |
| FD1 | Forward HI/LO |
| FD2 | Forward |
| FE1 | Reverse HI/LO |
| FE2 | Reverse |
| FF1 | Interlock |
| FF2 | Drive |
| FG1 | Blank |
| FG2 | Transmission dump |
| FH1 | Auto 2WD |
| FH2 | 4WB |
| No. | Relays |
| FG1 | Reverse Alarm |
| FG2 | Transmission dump |
| FH1 | 2WB |
| FH2 | Brake lights |
| No. | A | Function |
| 1 | 30 | Hazard warning lights, Beacon, Lights |
| 2 | 50 | Wash/Wipe, Transmission, Indicators |
| 3 | 50 | Work lights, Fog Lights, Brake lights |
| 4 | 50 | Ignition, Heater, Thermostart |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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