JCB 3CX and JCB 4CX

07.11.2016 (US:11.07.16), Category: JCB

Fuse Block

JCB 3CX and JCB 4CX Fuse Block Location

The relays and fuses are located in the side console underneath cover A.

JCB 3CX and JCB 4CX Fuse Block Chart


Fuses Specifications
No. A Description
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


Relay Block No.1

JCB 3CX and JCB 4CX Relay Block Description
Fuses Specifications
No. Description
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

Relay Block No.2

JCB 3CX and JCB 4CX Relay Location
Fuses Specifications
No. Description
FG1 Reverse Alarm
FG2 Transmission dump
FH1 2WB
FH2 Brake lights


Fuse Block No.2

JCB 3CX and JCB 4CX Fuse Box Layout
Fuses Specifications
No. A Description
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

Location and description of fuses and relay JCB 3CX and JCB 4CX