Isuzu MU-X (2013 – 2020) Fuse Box Diagrams & Location
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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