In this article we look at the seventh generation Hyundai Elantra (CN7), available from 2021 to present. Here you will find the Hyundai Elantra 2021 and 2022 fuse box diagrams, get information on the location of the fuse boxes inside the car and learn about the assignment of each fuse (fuse layout) and relay.
Passenger Compartment Fuse Box
Fuse Box Location
The fuse block is located in the driver’s side panel bolster. Inside the fuse/relay box cover, you can find the fuse/relay label describing fuse/ relay names and ratings.
Fuse Box Diagram
Assignment of the fuses in the Instrument Panel Fuse Box (2021-2022)
| Fuse Name | Rating | Circuit Protected |
|---|---|---|
| MEMORY1 | 10A | Instrument Cluster, A/C Controller, A/C Control Module, DRV/PASS Folding Outside Mirror |
| AIRBAG2 | 10A | SRS Control Module |
| MODULE4 | 10A | Lane Keeping Assist Unit (LINE), Crash Pad Switch, IBU, Parking Collision Avoidance Assist Unit, A/T Shift Lever Indicator, Front Console Switch |
| MODULE7 | 7.5A | Parking Collision Avoidance Assist Unit, IAU, Rear Seat Warmer Control Module |
| START | 7.5A | Burglar Alarm Relay, Transaxle Range Switch, PCM/ ECMIBU, E/R Junction Block (Start Relay) |
| CLUSTER | 7.5A | Instrument Cluster |
| IBU2 | 7.5A | IBU |
| A/C1 | 7.5A | E/R Junction Block (PTC Heater Relay, Blower Relay), A/C Control Module, A/C Controller |
| TRUNK | 10A | Trunk Lid Latch, Trunk lid Switch |
| S/HEATER FRT | 20A | Front Seat Warmer Control Module |
| P/WINDOW LH | 25A | Power Window Main Switch |
| MULTIMEDIA | 15A | Audio, A/V & Navigation Head Unit, DC-DC Converter |
| FCA | 10A | Forward Collision Avoidance Assist Unit |
| MDPS | 7.5A | MDPS Unit |
| MODULE6 | 7.5A | IBU |
| S/H EATER RR | 20A | Rear Seat Warmer Control Module |
| SAFETY P / WINDOW DRV | 25A | Driver Safety Power Window Module |
| P/WINDOW RH | 25A | Power Window Main Switch, Passenger Power Window Switch |
| BRAKE SWITCH | 10A | Stop Lamp Switch, IBU |
| IBU1 | 15A | IBU |
| MODULE2 | 10A | E/R Junction Block (Power Outlet Relay), AMP, IBU, IAU, Audio, Power Outside Mirror Switch, Parking Collision Avoidance Assist Unit, DC-DC Converter, A/V & Navigation Head Unit |
| AIRBAG1 | 15A | SRS Control Module, Passenger Occupant Detection Sensor |
| MODULE5 | 10A | A/T Shift Lever Indicator, Front Wireless Charger, A/C Controller,Electro Chromic Mirror, A/C Control Module, Audio, A/V & Navigation Head Unit, AMP, DC-DC Converter, Data Link Connector, Rear Seat Warmer Control Module, Front Seat Warmer Control Module |
| AMP | 25A | AMP, DC-DC Converter |
| HEATED MIRROR | 10A | DRV/PAS Outside Mirror Heated, A/C Control Module, A/C Controller |
| DOOR LOCK | 20A | DRV/PAS DOOR ACTUATOR |
| IAU | 10A | BLE Unit, IAU, Driver/Passenger Door NFC Module |
| MODULE3 | 7.5A | Stop Lamp Switch, IAU |
| A/BAG IND | 7.5A | Instrument Cluster, Overhead Console Lamp |
| WASHER | 15A | Multifunction Switch |
| P/SEAT PASS | 30A | Passenger Seat Manual Switch |
| P/SEAT DRV | 30A | Driver Seat Manual Switch |
| WIPER | 10A | PCM/ECM, IBU |
| MODULE1 | 10A | Driver/Passenger Smart Key Outside Handle, Crash Pad Switch, Sport Mode Switch, Data Link Connector, Hazard Switch, Key Solenoid |
| SUNROOF | 20A | Sunroof Motor, Data Link Connector |
| USB CHARGER | 15A | Front USB Charger |
| IG1 | 25A | PCB Block (Fuse – ABS3, ECU5, EOP2, TCU2) |
Engine Compartment Fuse Box
Fuse Box Location
The fuse block is located near the battery. Remove the cover by pressing the tap and pulling up.
Fuse Box Diagram
Assignment of the fuses in the Engine Compartment Fuse Box (2021-2022)
| Fuse Name | Amp. Rating | Circuit Protected |
|---|---|---|
| ALT | 150A/180A | G4NS-W/O AMS2: Alternator, (Fuse – ABS1, ABS2, EOP1, POWER OUTLET1) G4FP/G4NS-Wlth AMS2: Alternator, (Fuse – ABS1, ABS2, EOP1, POWER OUTLET1) |
| MDPS1 | 80A | MDPS Unit |
| B+5 | 60A | PCB Block (Engine Control Relay, Fuse -ECU3, ECU4, HORN, WIPER, A/C) |
| B+1 | 60A | ICU Junction Block (IPS2/IPS5/IPS6/IPS7/ IPS14) |
| B+2 | 60A | ICU Junction Block (IPS1/IPS4/IPS8/IPS9/ IPS10) |
| B+3 | 50 A | ICU Junction Block (Fuse – TRUNK, AMP, SAFETY P/WINDOW DRV, P/SEAT DRV, P/ SEAT PASS, S/HEATER FRT, S/HEATER RR, Long Term Load Latch Relay) |
| EPB | 60A | ESC Control Module |
| PTC HEATER | 50 A | PTC HEATER |
| BLOWER | 40A | BLOWER, DATC |
| IG1 | 40A | E/R Junction Block (PDM (IG1/ACC) Relay), Ignition Switch |
| IG2 | 40A | E/R Junction Block (PDM (IG2) Relay, Start Relay), Ignition Switch |
| POWER OUTLET2 | 20A | Front Power Outlet |
| POWER OUTLET3 | 20A | Not Used |
| COOLING FAN1 | 40A | Cooling Fan |
| DCT1 | 40A | Not Used |
| DCT2 | 40A | Not Used |
| REAR HEATED | 40A | Rear glass heated |
| B+4 | 40A | ICU Junction Block (Fuse – AIR BAG2, IBU1, BRAKE SWITCH, DOOR LOCK, IAU, MODULE1, SUNROOF, Power Window Relay) |
| AMS | 10A | Battery Sensor |
| TCU1 | 10A | [DOT] TCM, [M/T] Ignition Lock Switch |
| FUEL PUMP | 20A | Fuel Pump Control Module (T-GDI), Fuel Pump Motor (NU MPI AKS) |
| CVVD | 40A | Not Used |
| ABS1 | 40A | ABS Control Module, ESC Control Module, Multipurpose Check Connector |
| ABS2 | 30A | ABS Control Module, ESC Control Module, Multipurpose Check Connector |
| EOP1 | 30A | Electronic Oil Pump |
| POWER OUTLET1 | 40A | P/OUTLET FRT |
| WIPER | 25A | Wiper Motor |
| ECU4 | 15A | PCM/ECM |
| A/C | 10A | G4FM: A/C Compressor |
| HORN | 15A | Horn |
| IGN COIL | 20A | Ignition Coil #1~#4 |
| ECU3 | 15A | PCM/ECM |
| SENSOR3 | 10A | E/R Junction Block (Fuel Pump Relay) |
| ECU2 | 10A | Not Used |
| SENSOR2 | 10A | G4NS: Variable Intake Solenoid Valve, Oil Pump Solenoid Valve, Oil Control Valve #1/#2, Canister Close Valve, Purge Control Solenoid Valve, PCB Block (A/C Relay), E/R Junction Block (Cooling Fan1/2 Relay) |
| ECU5 | 10A | ECM/PCM, [MT] Ignition Lock Switch |
| SENSOR1 | 15A | Oxygen Sensor (UP/DOWN) |
| ABS3 | 10A | ABS Control Module, ESC Control Module |
| INJECTOR | 15A | G4FM/G4FG/G4NA: Injector #1~#4 |
| ECU1 | 20A | PCM/ECM |
| TCU2 | 15A | Transaxle Range Switch |
