Hyundai Tucson 2021 Fuse Box Info
Passenger compartment fuse box location:
The fuse box is located at the left side of the steering column at the bottom of the instrument panel.
Engine compartment fuse box location:
Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay Name | Rating | Functions |
|
A/CON1 |
7.5A | A/C Control Module, Cluster Ionizer (Auto A/C), E/R Junction Block (Blower Relay) |
| WIPER RR | 15A | ICM Relay Box (Rear Wiper Relay), Rear Wiper Motor |
| MODULE6 | 10A | BCM, Smart Key Control Module |
| WASHER | 15A | Multifunction Switch (Washer Switch) |
| MODULE5 | 7.5A | Crash Pad Switch, Parking Distance Warning Buzzer, BCM, ATM Shift Lever, 4WD ECM, Console Switch, Blind-Spot Collision Warning Unit LH/RH, Lane Keeping Assist Unit, Forward Collision Avoidance Assist Unit |
| AIR BAG | 15A | SRS Control Module, Passenger Occupant Detection Sensor |
| MODULE1 | 10A | BCM, Smart Key Control Module, Audio, A/V & Navigation Head Unit, AMP, Power Outside Mirror Switch, PCB Block (Power Outlet Relay), Wireless Charger, Surround View Monitor, Rear USB Charger |
| START | 10A | ICM Relay Box (Burglar Alarm Relay), Transaxle Range Switch |
| MODULE7 | 7.5A | Front Air Ventilation Seat Control Module, Front Seat Warmer Control Module, Rear Seat Warmer, Surround View Monitor |
| HEATED STEERING | 15A | BCM |
| MODULE8 | 7.5A | Center Facia Switch, Key Solenoid, Forward Collision Avoidance Assist Unit, Data Link Connector |
| MODULE4 | 7.5A | Multipurpose Check Connector, A/C Control Module, Audio, A/V & Navigation Head Unit, Electro Chromic Mirror, Front Air Ventilation Seat Control Module, ATM Shift Lever ILL., Front Seat Warmer Control Module, Rear Seat Warmer |
| A/BAG IND | 7.5A | Instrument Cluster, Center Facia Switch |
| MODULE3 | 10A | BCM, ATM Shift Lever, Stop Lamp Switch |
| SMART KEY1 | 15A | Smart Key Control Module |
| MODULE9 | 10A | BCM, Security Indicator, Rain Sensor |
| 4WD | 20A | 4WD ECM |
| TAILGATE OPEN | 10A | Tail Gate Open Relay |
| S/HEATER RR | 15A | Rear Seat Warmer |
| MDPS | 7.5A | MDPS Unit |
| SMART KEY3 | 7.5A | Smart Key Control Module, Immobilizer Module |
| CLUSTER | 7.5A | Instrument Cluster (IG1 Power) |
| SMART KEY2 | 10A | Smart Key Control Module, Start/Stop Button Switch, Immobilizer Module |
| MULTIMEDIA | 15A | Audio, A/V & Navigation Head Unit |
| INTERIOR LAMP | 10A | Ignition Key Ill. & Door Warning Switch, Luggage Lamp, Glove Box Lamp, Overhead Console Lamp, Front Vanity Lamp LH/RH, Room Lamp, Rear Personal Lamp LH/RH, Wireless Charger |
| DOOR LOCK | 20A | Door Lock Relay, Door Unlock Relay, ICM Relay Box (Two Turn Unlock Relay) |
| SUNROOF2 | 20A | Panorama Sunroof |
| POWER OUTLET | 20A | [W/O Wireless Charging] Front Power Outlet & Cigarette Lighter, [With Wireless Charging] Cigarette Lighter |
| BRAKE SWITCH | 7.5A | Smart Key Control Module, Stop Lamp Switch |
| MEMORY2 | 10A | Instrument Cluster, A/C Control Module, Electro Chromic Mirror |
| P/SEAT (PASS) | 30A | Passenger Seat Manual Switch |
| S/HEATER FRT | 20A | Front Air Ventilation Seat Control Module, Front Seat Warmer Control Module |
| MODULE2 | 20A | PCB Block (Fuse - ABS3, ECU6, TCU2) |
| SUNROOF1 | 20A | Panorama Sunroof |
| A/CON2 | 7.5A | A/C Control Module |
| HEATED MIRROR | 10A | Driver/Passenger Power Outside Mirror, A/C Control Module, ECM (G4FJ) |
| P/SEAT (DRV) | 30A | Driver Seat Manual Switch |
| SAFETY P/WINDOW | 25A | Driver Safety Power Window Module |
| P/WINDOW RH | 25A | Power Window Main Switch, Passenger Power Window Switch |
| P/WINDOW LH | 25A | Power Window Main Switch |
| AMP | 25A | AMP |
Engine compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| MDPS | 80A | MDPS Unit |
| B+1 | 60A | Smart Junction Block (ARISU-LT IPS 1, IPS 2, IPS 3, IPS 4, Fuse - AMP) |
| B+2 | 60A | Smart Junction Block (ARISU-LT IPS 5, IPS 6, IPS 7, IPS 8, Fuse - SMART KEY1, SMART KEY2, BRAKE SWITCH, MODULE9) |
| B+3 | 50A | Smart Junction Block (Fuse - SUNROOF1, SUNROOF2, S/HEATER FRT, S/HEATER RR, SAFETY P/WINDOW DRV), Power Window Relay (Fuse - P/WINDOW LH, P/WINDOW RH) |
| ABS1 | 40A | ESC Module, Multipurpose Check Connector |
| ABS2 | 40A | ESC Module, Multipurpose Check Connector |
| IG1 | 40A | Ignition Switch (W/O Smart Key), PCB Block (PDM (IG1)/PDM (ACC) Relay - With Smart Key) |
| IG2 | 30A | Start Relay, Ignition Switch (W/O Smart Key), PCB Block (PDM (IG2) Relay - With Smart Key) |
| PTC HEATER 1 | 50A | PTC 1 Relay |
| PTC HEATER 2 | 50A | PTC 2 Relay |
| B+4 | 50A | Smart Junction Block (Fuse - MODULE8, 4WD, P/SEAT (DRV), P/SEAT (PASS), TAILGATE OPEN, DOOR LOCK, Leak Current Autocut Device - Fuse Switch, INTERIOR LAMP, MULTIMEDIA, MEMORY2) |
| COOLING FAN1 |
40A 50A |
[G4NC/G4KJ] Cooling Fan High Relay [G4FJ] Cooling Fan High Relay |
| TCU3 | 40A | [G4FJ - 7DCT] TCM |
| TCU4 | 40A | [G4FJ - 7DCT] TCM |
| BLOWER | 40A | Blower Relay |
| POWER TAILGATE | 40A | Power Tail Gate Module |
| REAR HEATED | 40A | Rear Defogger Relay |
| WIPER FRT2 | 10A | BCW |
| E-CVVT2 | 20A | [G4KJ] PCM |
| E-CVVT1 | 20A | [G4KJ] PCM |
| WIPER FRT1 | 25A | Ignition Switch (W/O Smart Key), PDM (IG2) Relay (With Smart Key) |
| TCU1 | 15A | [G4FJ] TCM (7DCT), [G4KJ] PCM |
| A/C | 10A | E/R Junction Block (A/C Relay) |
| ECU3 | 20A | PCM (G4NC/G4KJ) / ECM (G4FJ) |
| HORN | 15A | Horn Relay |
| BATTERY MANAGEMENT | 10A | Not used |
| SENSOR2 | 10A |
[G4NC] Oil Control Valve #1/#2, Camshaft Position Sensor #1/#2, Purge Control Solenoid Valve, Variable Intake Solenoid Valve, Canister Close Valve, E/R Junction Block (A/C Relay, Cooling Fan High Relay) [G4FJ] Oil Control Valve #1/#2, Purge Control Solenoid Valve, Canister Close Valve, RCV Control Solenoid Valve, E/R Junction Block (A/C Relay, Cooling Fan High Relay) [G4KJ] Canister Close Valve, Variable Intake Solenoid Valve, E/R Junction Block (A/C Relay, Cooling Fan High Relay) |
| SENSOR1 | 15A | Oxygen Sensor (Up)/(Down) |
| ECU2 | 20A | IGNITION COIL #1/#2/#3/#4, Condenser (G4NC) |
| ECU5 | 15A | PCM (G4NC) / ECM (G4FJ) |
| ECU4 | 15A | PCM (G4NC/G4KJ) / ECM (G4FJ) |
| SENSOR 3 | 10A |
[G4NC] PCM [G4FJ] ECM [G4KJ] Purge Control Solenoid Valve, Oil Control Valve |
| MODULE3 | 10A | E/R Junction Block (Fuel Pump Relay) |
| DEICER | 15A | E/R Junction Block (Deicer Relay) |
| FUEL PUMP | 20A | E/R Junction Block (Fuel Pump Relay) |
| B/ALARM HORN | 15A | E/R Junction Block (B/Alarm Horn Relay) |
| ABS3 | 10A | ESC Module |
| MODULE2 | 10A | Not used |
| POWER OUTLER FRT | 20A | Front Power Outlet & Cigarette Lighter (W/O Wireless Charging), Front Power Outlet (With Wireless Charging) |
| ECU6 | 10A | PCM (G4NC/G4KJ) / ECM (G4FJ) |
| TCU2 | 15A | Transaxle Range Switch, TCM (G4FJ - 7DCT) |
| B/UP LAMP | 10A | TCM (G4FJ), Transaxle Range Switch, Electro Chromic Mirror, Rear Combination Lamp (IN) LH/RH |
| POWER OUTLER REAR | 20A | Rear Power Outlet |
| ECU1 | 30A | Engine Control Relay |
[G4NC] : NU 2.0 GDI
[G4KJ] : Theta 2.4 GDI
