Isuzu MU-X (2013 – 2020) Fuse Box Location & Diagrams
The Isuzu MU-X (2013–2020) fuse box protects essential electrical systems throughout the vehicle. Knowing the fuse box locations, fuse assignments, and diagrams makes it easier to identify electrical issues and locate the correct fuse. This blog provides clear details for each fuse box and model year.
Fuse Box Location
Passenger Compartment Fuse Box
Pull the small article storage pocket towards you to open it. While in the open position, pull it up until it unlocks from the hinge to remove it. To install the small article storage pocket, perform the removal procedure in reverse.
Engine Compartment Fuse Box
Open the cover of the fuse and relay box that is located on the front left side of the engine compartment.
Fuse Box Diagrams
Passenger Compartment Fuse Box
| Type | No. | Description |
| Fuse MINI 10A | 1 | KEY INT LOCK |
| Fuse MINI 10A | 9 | PESS |
| Fuse MINI 10A | 19 | (ELEC (IG1)) Protects several circuits |
| Fuse MINI 15A | 2 | (CIGAR LIGHTER) Cigar lighter / power outlet |
| Fuse MINI 15A | 10 | (BACK LIGHT) Backup lights |
| Fuse MINI 15A | 20 | (ACC SOCKET) Cigar lighter / power outlet |
| Fuse MINI 10A | 3 | (AUDIO) Audio system |
| Fuse MINI 10A | 11 | (ENGINE (IG)) Engine control system |
| Fuse MINI 20A | 21 | (DOOR LOCK) Power door lock system |
| Fuse MINI 10A | 4 | (ENGINE (IG2)) Engine control system |
| Fuse MINI 10A | 12 | (METER) Instrument cluster |
| Fuse MINI 10A | 22 | PESS (+B) |
| Fuse MINI 10A | 5 | (RR WIPER) Rear wiper |
| Fuse MINI 15A | 13 | (TCM) Transmission control unit |
| Fuse MINI 10A | 23 | (STARTER) Starter system |
| Fuse MINI 10A | 6 | (TURN LIGHT) Turn signal |
| Fuse MINI 10A | 14 | (4WD) All wheel drive system |
| Fuse MINI 10A | 24 | (BCM) Body control module |
| Fuse MINI 10A | 7 | (-) – |
| Fuse MINI 10A | 15 | (ABS) Anti-lock braking system |
| Fuse MINI 15A | 25 | (AUDIO (+B)) Audio system |
| Fuse MINI 20A | 8 | SPARE FUSE |
| Fuse MINI 20A | 16 | (FRT WIPER) Front wipers |
| Fuse MINI 10A | 26 | (ROOM) Interior lights |
| Fuse MINI 10A | 17 | (SRS) Airbag |
| Fuse MINI 10A | 27 | (4WD (+B)) All wheel drive system |
| Fuse MINI 10A | 18 | (DRL) Daytime running lights |
| Fuse MINI 10A | 28 | (METER (+B)) Instrument cluster |
| Fuse FMX/JCase 20A | 29 | (-) – |
| Fuse FMX/JCase 20A | 30 | (POWER SEAT) Power seats |
| Fuse FMX/JCase 20A | 31 | (RR DEFOGGER) Rear window defogger |
| Fuse FMX/JCase 30A | 32 | (POWER WINDOW) Power windows |
| Relay | R1 | (ACC SOCKET) Cigar lighter / power outlet |
| Relay | R2 | (RR DEFOGGER) Rear window defogger |
| Relay | R3 | HEATER CUT / STARTER CUT |
| Relay | R4 | (POWER WINDOW) Power windows |
Engine Compartment Fuse Box
Isuzu MU-X (2013 – 2015)
| Type | No. | Description |
| Fuse MINI 10A | 1 | (H/LIGHT RH LO) Right-hand headlight low beam |
| Fuse MINI 10A | 2 | (H/LIGHT LH LO) Left-hand headlight low beam |
| Fuse MINI 10A | 3 | PCV HEATER |
| Fuse MINI 10A | 4 | (ENGINE) Engine control system |
| Fuse MINI 10A | 5 | (RR FOG LIGHT) Rear fog lights |
| Fuse MINI 20A | 6 | (TRAILER) Trailer |
| Fuse MINI 10A | 7 | (ESC) Electronic stability control |
| Fuse MINI 15A | 8 | (FRT FOG LIGHT) Front fog lights |
| Fuse MINI 15A | 10 | (STOP LIGHT) Stop lights |
| Fuse MINI 15A | 11 | (HAZARD) Hazard light |
| Fuse MINI 10A | 12 | (HORN) Horn |
| Fuse MINI 10A | 13 | ACG (S) |
| Fuse MINI 10A | 14 | (TCM_B/DRM_B) Transmission control unit |
| Fuse MINI 10A | 15 | (H/LIGHT LH HI) Left-hand headlight high beam |
| Fuse MINI 10A | 16 | (H/LIGHT RH HI) Right-hand headlight high beam |
| Fuse MINI 10A | 17 | TAIL LIGHT LH/ILLUMI |
| Fuse MINI 10A | 18 | (TAIL LIGHT RH) Tail light right-hand |
| Fuse MINI 10A | 19 | (A/C) Air conditioning |
| Fuse FLD/PAL 283 120A | 20 | (MAIN) Main fuse |
| Fuse FLF/PAL 293 60A | 21 | (IG-2) Protects several circuits |
| Fuse FMX/JCase 60A | 22 | (GLOW) Glow plug heater |
| Fuse FMX/JCase 30A | 23 | (BLOWER) AC blower motor |
| Fuse FMX/JCase 50A | 24 | ABS_1 / ESC_1 |
| Fuse FMX/JCase 40A | 25 | (ECM) Engine control unit |
| Fuse FMX/JCase 30A | 26 | ABS_2 / ESC_2 |
| Fuse FMX/JCase 40A | 27 | (IG-1) Protects several circuits |
| Fuse MINI 10A | 28 | (SPARE) Spare fuse |
| Fuse MINI 15A | 29 | (SPARE) Spare fuse |
| Fuse MINI 20A | 30 | (SPARE) Spare fuse |
| Relay | R1 | (DRL1) Daytime running lights |
| Relay | R2 | (STARTER CUT) Starter system |
| Relay | R3 | (HI/LIGHT) Headlights high beam |
| Relay | R4 | (HORN) Horn |
| Relay | R5 | (TAIL LIGHT) Tail lights |
| Relay | R6 | (A/C COMP) Air conditioning compressor |
| Relay | R7 | (FOG LIGHT) Fog lights |
| Relay | R8 | THERMO |
| Relay | R9 | (RR FOG LIGHT) Rear fog lights |
| Relay | R10 | (DIMMER) Instrument panel lights |
| Relay | R11 | (ECM MAIN) Engine control unit |
| Relay | R12 | (HEATER) Air conditioning system |
| Relay | R13 | (GLOW) Glow plug heater |
| Relay | R14 | (STARTER) Starter system |
Isuzu MU-X (2016 – 2020)
| Type | No. | Description |
| Fuse MINI 10A | 1 | (H/LIGHT RH LO) Right-hand headlight low beam |
| Fuse MINI 10A | 2 | (H/LIGHT LH LO) Left-hand headlight low beam |
| Fuse MINI 10A | 3 | PCV HEATER |
| Fuse MINI 10A | 3 | PESS (+B) |
| Fuse MINI 10A | 4 | ENGINE (Singapor Only) |
| Fuse MINI 15A | 4 | ENGINE (Not Singapore) |
| Fuse MINI 10A | 5 | (RR FOG LIGHT) Rear fog lights |
| Fuse MINI 20A | 6 | (TRAILER) Trailer |
| Fuse MINI 10A | 7 | (ESC) Electronic stability control |
| Fuse MINI 10A | 7 | (STRG LOCK) Steering lock |
| Fuse MINI 5A | 8 | (FRT FOG LIGHT) Front fog lights |
| Fuse MINI 20A | 9 | (FRT WIPER) Front wipers |
| Fuse MINI 15A | 10 | (STOP LIGHT) Stop lights |
| Fuse MINI 15A | 11 | (HAZARD) Hazard light |
| Fuse MINI 10A | 12 | (HORN) Horn |
| Fuse MINI 10A | 13 | IBS/ACG(S) |
| Fuse MINI 10A | 14 | TCM_B/DRM_B (Singapore Only) |
| Fuse MINI 15A | 14 | TCM_B/DRM_B (Not Singapore) |
| Fuse MINI 10A | 15 | (H/LIGHT LH HI) Left-hand headlight high beam |
| Fuse MINI 10A | 16 | (H/LIGHT RH HI) Right-hand headlight high beam |
| Fuse MINI 10A | 17 | TAIL LIGHT LH/ILLUMI |
| Fuse MINI 10A | 18 | (TAIL LIGHT RH) Tail light right-hand |
| Fuse MINI 10A | 19 | (A/C) Air conditioning |
| Fuse FLD/PAL 283 120A | 20 | (MAIN) Main fuse |
| Fuse FLF/PAL 293 60A | 21 | (IG-2) Protects several circuits |
| Fuse FMX/JCase 60A | 22 | (GLOW) Glow plug heater |
| Fuse FMX/JCase 30A | 23 | (BLOWER) AC blower motor |
| Fuse FMX/JCase 50A | 24 | ABS_1/ESC_1 |
| Fuse FMX/JCase 40A | 25 | (ECM) Engine control unit |
| Fuse FMX/JCase 30A | 26 | ABS_2/ESC_2 |
| Fuse FMX/JCase 30A | 27 | IG-1 (Models with passive entry and start system) |
| Fuse FMX/JCase 40A | 27 | IG-1 (Models with passive entry and start system) |
| Fuse MINI 5A | 28 | (SPARE) Spare fuse |
| Fuse MINI 10A | 29 | (SPARE) Spare fuse |
| Fuse MINI 15A | 30 | (SPARE) Spare fuse |
| Relay | R1 | (HEATER) Air conditioning system |
| Relay | R2 | (ECM MAIN) Engine control unit |
| Relay | R3 | (GLOW) Glow plug heater |
| Relay | R4 | (STARTER) Starter system |
| Relay | R5 | (DRL1) Daytime running lights |
| Relay | R6 | (STARTER CUT) Starter system |
| Relay | R7 | HEAD LIGHT DIMMER |
| Relay | R8 | (HEAD LIGHT) Headlights |
| Relay | R9 | (TAIL LIGHT) Tail lights |
| Relay | R10 | (FOG LIGHT) Fog lights |
| Relay | R11 | (HORN) Horn |
| Relay | R12 | (A/C COMPRESSOR) Air conditioning compressor |
| Relay | R13 | THERMO |
| Relay | R14 | (REAR FOG LIGHT) Rear fog lights |
Auxiliary Fuse Box (2016-2020)
| Type | No. | Description |
| Fuse MINI 30A | 28 | Spare Fuse |
| Fuse MINI 30A | 29 | ABS_2 / ESC_2 |
| Relay | R15 | Automatic Engine Stop System (ISS) |
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