Fuse Box Diagrams

2020 Hyundai Nexo Fuel Cell Fuse Box Diagram

The 2 fuse boxes on the 2020 Hyundai Nexo Fuel Cell, with every fuse and relay. Tap a fuse to see what it protects, or search for the thing that stopped working.

Year2019202020212022202320242025All years

Where it isInside the car, under or behind the dashboard. Page 7-50 of the owner's manual shows the exact spot.

Slot map: the fuses are listed in the manual's order, not where they sit in the box. Match the numbers to the label inside the box cover, or the drawing on page 7-50 of your owner's manual.

INSTRUMENT PANEL FUSE PANEL · SLOT MAP, NOT TO SCALEMEMORY110AMODULE110ATAIL GATE OPEN10AP/WINDOW RH25AP/WINDOW LH25AP/SEAT DRV25AMODULE47.5AMODULE87.5AS/HEATER RR20AHEATED MIRROR10AS/HEATER FRT20AAMP25AMEDIA15AMODULE510AWIPER (RR)15ADOOR LOCK20AIBU115ABRAKE SWITCH10AP/SEAT PASS25AA/C7.5AAIR BAG210AWASHER15AMDPS7.5AMODULE77.5ASUNROOF220ASUNROOF120ACLUSTER7.5AMODULE37.5ASTART7.5AIBU27.5AA/BAG IND7.5AMODULE67.5AMODULE210AAIR BAG115A

2020 Nexo Fuel Cell interior panel fuses

Instrument panel fuse panel. Tap a row to find it on the diagram.

No.AmpsTypeProtects
MEMORY110AFuse (size not listed)Power Tail Gate Module, A/C Control Module, A/C Control Panel
MODULE110AFuse (size not listed)ICM Relay Box (Outside Mirror Folding/Unfolding Relay), A/V & Navigation Head Unit (Hazard Shift Selection Switch (SBW), Auto Light & Photo Sensor, Driver/Passenger Power Outside Mirror, Instrument Cluster
TAIL GATE OPEN10AFuse (size not listed)Tail Gate Relay
P/WINDOW RH25AFuse (size not listed)Power Window RH Relay
P/WINDOW LH25AFuse (size not listed)Power Window LH Relay, Driver Safety Window Module
P/SEAT DRV25AFuse (size not listed)Driver Seat Manual Switch
MODULE47.5AFuse (size not listed)IBU, Remote Control Smart Parking Assist Unit, VESS Unit, Electronic Parking Brake Switch, Lane Keeping Assist Unit(Line), Blind-Spot Collision Warning Unit LH/RH, Crash Pad Switch, PE Room Junction Block (Multipurpose Check Connector)
MODULE87.5AFuse (size not listed)Data Link Connector, Crash Pad Switch, Electro Chromic Mirror
S/HEATER RR20AFuse (size not listed)Rear Seat Heater
HEATED MIRROR10AFuse (size not listed)Driver/Passenger Power Outside Mirror, A/C Control Panel
S/HEATER FRT20AFuse (size not listed)Front Air Ventilation/Seat Heater Seat Control Module
AMP25AFuse (size not listed)AMP
MEDIA15AFuse (size not listed)A/V & Navigation Head Unit, Center Fascia Switch Panel
MODULE510AFuse (size not listed)Front Air Ventilation/Seat Heater Seat Control Module, AMP, A/V & Navigation Head Unit, A/C Control Panel, PTC Heater, A/C Control Module, Electro Chromic Mirror, Rear Seat Heater
WIPER (RR)15AFuse (size not listed)ICM Relay Box (Rear Wiper Relay), Rear Wiper Motor
DOOR LOCK20AFuse (size not listed)Door Lock Relay, Door Unlock Relay, ICM Relay Box (Two Turn Door Unlock Relay)
IBU115AFuse (size not listed)IBU
BRAKE SWITCH10AFuse (size not listed)IBU, Stop Lamp Switch
P/SEAT PASS25AFuse (size not listed)Passenger Seat Manual Switch
A/C7.5AFuse (size not listed)A/C Control Module, Incar Temperature Sensor, A/C Control Panel, Cluster Ionizer, A/C Compressor, PE Room Junction Block (Blower Relay)
AIR BAG210AFuse (size not listed)SRS Control Module
WASHER15AFuse (size not listed)Multifunction Switch
MDPS7.5AFuse (size not listed)MDPS Unit
MODULE77.5AFuse (size not listed)Front Air Ventilation/Seat Heater Seat Control Module, AC Inverter, Rear Seat Heater, Surround View Monitor Unit, Rear Power Outlet
SUNROOF220AFuse (size not listed)Sunroof Unit
SUNROOF120AFuse (size not listed)Sunroof Unit
CLUSTER7.5AFuse (size not listed)Instrument Cluster
MODULE37.5AFuse (size not listed)SCU, Shift Selection Switch (SBW), IDC, VPD Sensor, Stop Lamp Switch, HMU, BMS Control
START7.5AFuse (size not listed)FCU, IBU
IBU27.5AFuse (size not listed)IBU
A/BAG IND7.5AFuse (size not listed)Instrument Cluster, A/C Control Panel
MODULE67.5AFuse (size not listed)IBU
MODULE210AFuse (size not listed)BMS Control Module, Wireless Charger, USB Charger LH/RH, A/V & Navigation Head Unit, Center Fascia Switch Panel, AMP, Surround View Monitor Unit, Power Outside Mirror Switch, IBU
AIR BAG115AFuse (size not listed)SRS Control Module, Passenger Occupant Detection Sensor

2020 Nexo Fuel Cell engine bay fuses

Motor compartment fuse panel. Tap a row to find it on the diagram.

No.AmpsTypeProtects
B+260AFuse (size not listed)ICU Junction Block (IPS Control Module, IPS1)
B+360AFuse (size not listed)ICU Junction Block (IPS Control Module)
COOLING PE PUMP40AFuse (size not listed)PE Room Coolant Pump (CPP)
EPB240AFuse (size not listed)Electronic Brake Control Module
IG240AFuse (size not listed)PE Room Junction Block (IG2 Relay)
EPB140AFuse (size not listed)Electronic Brake Control Module, PE Room Junction Block (Multipurpose Check
B+460AFuse (size not listed)ICU Junction Block (Fuse - SUNROOF1, SUNROOF2, AMP, P/SEAT DRV, P/SEAT PASS, S/HEATER FRT, P/WINDOW LH, P/WINDOW RH, TAIL GATE OPEN)
IMEB80AFuse (size not listed)Electronic Brake Control Module
BLOWER50AFuse (size not listed)PE Room Junction Block (Blower Relay)
MDPS80AFuse (size not listed)MDPS Unit
HVJB LV15AFuse (size not listed)HV Junction Block
RCU15AFuse (size not listed)Driver / Passenger Auto Flush Door Handle Module, Rear Auto Flush Door Handle Module LH/RH
FUEL DOOR OPEN7.5AFuse (size not listed)ICM Relay Box (Fuel Filler Door Relay)
E-SHIFTER40AFuse (size not listed)PE Room Junction Block (E-Shifter Relay)
INVERTER30AFuse (size not listed)AC Inverter
REAR HEATED40AFuse (size not listed)PE Room Junction Block (Rear Heated Relay)
B+150AFuse (size not listed)ICU Junction Block ((Fuse - MODULE1, AIR BAG2, MODULE8, S/HEATER RR, DOOR LOCK, IBU1, BRAKE SWITCH), Leak Current Autocut
POWER TAIL GATE30AFuse (size not listed)Power Tail Gate Module
WIPER FRT30AFuse (size not listed)Front Wiper Motor
COOLING STACK PUMP10AFuse (size not listed)Stack Coolant Pump (CSP)
INVERTER LV7.5AFuse (size not listed)Inverter
BHDC7.5AFuse (size not listed)IDC
HMU110AFuse (size not listed)HMU
BATTERY MANAGEMENT10AFuse (size not listed)BMS Control Module
FUEL CELL CONTROL UNIT15AFuse (size not listed)FCU
BMS FAN15AFuse (size not listed)PE Room Junction Block (BMS FAN Relay)

Blade fuse colours

  • 5A Tan
  • 7.5A Brown
  • 10A Red
  • 15A Blue
  • 20A Yellow
  • 25A Clear
  • 30A Green
  • 35A Blue-green
  • 40A Orange

Cartridge (J-case) colours

  • 20A Blue
  • 25A White
  • 30A Pink
  • 40A Green
  • 50A Red
  • 60A Yellow

Source: 2020 Hyundai NEXO fuel cell Owner's Manual, "Fuses" section, p. 7-50 and 7-54.

Always replace a fuse with one of the same amp rating. If a new fuse blows straight away, the circuit has a fault.