Hyundai Tucson (2014) – fuse box diagram
Year of production: 2014
Instrument panel
| Fuse name | Symbol | Ampere rating [A] | Protected component |
| POWER CONNECTOR AUDIO 1 |
 |
10 | Audio, A/V & Navigation Head Unit |
| POWER CONNECTOR ROOM LAMP |
 |
10 | BCM, A/C Control Module, Data Link Connector, Driver/Passenger Vanity Lamp, Map Lamp, Room Lamp, Instrument Cluster(IND), Ignition Key ILL. & Door Warning Switch, Auto Light & Photo Sensor, Luggage Lamp, Interior Lamp Relay, A/C Control Module |
| MODULE 3 |  |
10 | IPS Control Module (ON Input), BCM, Head Lamp Leveling Device Switch, Head Lamp Leveling Device Actuator LH/RH, Electro Chromic Mirror, ICM Relay Box (Rear Seat Warmer Relay LH, Rear Seat Warmer Relay RH), Smart Key Control Module |
| START |  |
10 | E/R Fuse & Relay Box (RLY. 4), Burglar Alarm Relay, Transaxle Range Switch |
| AIR BAG IND. |  |
10 | Instrument Cluster (IND.) |
| CLUSTER |  |
10 | Instrument Cluster, Alternator, Console Switch, BCM, Audio, Seat Belt Liminder Switch, A/C Control Module, A/V & Navigation Head Unit |
| MODULE 4 |  |
10 | E/R Fuse & Relay Box (RLY. 1, RLY. 11), Diesel Box (RLY. 2, RLY. 3), A/C Control Module, Cluster Ionizer, Sunroof Motor |
| POWER OUTLET 2 |
 |
25 | Cigarette Lighter & Front Power Outlet, Rear Power Outlet |
| AUDIO 2 | |
10 | Audio, AMP, Power Outside Mirror Switch, Smart Key Control Module, BCM, A/V & Navigation Head Unit |
| AIR BAG |  |
10 | SRS Control Module, Passenger Air Bag Lamp |
| MODULE 1 |  |
10 | IPS Control Module (ON/START Input), 4WD ECM, DBC Switch, Multifunction Switch, Steering Angle Sensor, ESC Off Switch, Stop Lamp Switch (G4KD/G4KE/G4NA), Rear Parking Assist Sensor LH/RH, Rear Parking Assist Sensor LH/RH (CENTER) |
| FOG LAMP RR |  |
10 | ICM Relay Box (Rear Fog Lamp Relay) |
| WIPER FRT |  |
25 | E/R Fuse & Relay Box (RLY. 12), Front Wiper Motor, Multifunction Switch (Wiper) |
| S/HEATER FRT |  |
15 | Console Switch |
| POWER OUTLET 1 |  |
15 | Cigarette Lighter & Front Power Outlet |
| MDPS |  |
10 | MDPS Unit |
| BACK-UP LAMP |  |
10 | Rear Combination Lamp (IN) LH/RH, Electro Chromic Mirror, BCM, Audio, A/V & Navigation Head Unit |
| DR LOCK |  |
15 | Door Lock/Unlock Relay, Tail Gate Relay |
| MODULE 2 |  |
7,5 | BCM, Smart Key Control Module |
| WIPER RR |  |
15 | ICM Relay Box (Rear Wiper Relay), Rear Wiper Motor, Multifunction Switch (Wiper) |
| SUNROOF |  |
15 | Sunroof Motor |
| IG 1 |  |
20 | E/R Fuse & Relay Box (FUSE – F23, F24, F25) |
| A/CON |  |
7,5 | A/C Control Module |
| S/HEATER RR |  |
15 | ICM Relay Box (Rear Seat Warmer Relay LH, Rear Seat Warmer Relay RH) |
| P/WDW RH |  |
25 | Power Window Main Switch, Passenger Power Window Switch, Rear Power Window Switch RH |
| FOLD’G MIRR |  |
10 | Power Outside Mirror Switch |
| P/SEAT DRV |  |
20 | Driver Seat Manual Switch |
| SMART KEY |  |
10 | Smart Key Control Module, Start/Stop Button Switch, Key Solenoid |
| PDM |  |
15 | Smart Key Control Module |
| P/WDW LH |  |
25 | Power Window Main Switch, Passenger Power Window Switch, Rear Power Window Switch LH |
| AMP |  |
25 | AMP |
| HTD MIRR |  |
7,5 | Rear Defogger Switch, Driver/Passenger Power Outside Mirror |
| SAFETY P/WDW |  |
20 | Driver Safety Power Window Module |
| MODULE 5 |  |
7,5 | ATM Shift Lever, Rear Parking Assist Buzzer |
| HAZARD |  |
15 | ICM Relay Box (Flasher Sound Relay), BCM |
Engine compartment main fuse panel
| Relay NO. | Symbol | Relay Name | Relay type |
| RLY. 1 |  |
Blower Relay | Plug Micro (4P) |
| RLY. 2 |  |
Horn Relay | Plug Micro (4P) |
| RLY. 3 |  |
Cooling Fan (Low) Relay | Plug Micro (4P) |
| RLY. 4 |  |
Start Relay | Plug Micro (4P) |
| RLY. 5 |  |
Burglar Alarm Horn Relay | Plug Micro (4P) |
| RLY. 6 |  |
Rear Defogger Relay | Plug Micro (4P) |
| RLY. 7 |  |
— | — |
| RLY. 8 |  |
— | — |
| RLY. 9 |  |
Cooling Fan (High) Relay | Plug Micro (4P) |
| RLY. 10 |  |
Deicer Relay | Plug Micro (4P) |
| RLY. 11 |  |
Head Lamp Relay | Plug Micro (4P) |
| RLY. 12 |  |
Wiper (Low) Relay | Plug Micro (4P) |
| RLY. 13 |  |
— | — |
| RLY. 14 | |
Sub F/Pump Relay | Plug Micro (4P) |
| Fuse name | Symbol | Ampere rating [A] | Circuit protected | |
| MULTI FUSE | MDPS | |
80 | MDPS Unit |
| B+1 |  |
60 | Smart Junction Box (Fuse – F13 / F20 / F26 / F31 / F37) | |
| ABS 2 |  |
40 | ESC Control Module, ABS Control Module, Multipurpose Check Connector | |
| EMS |  |
40 | EMS Box (Fuse – F1 / F2 / F3 / F6) | |
| ABS 1 |  |
40 | ESC Control Module, ABS Control Module, Multipurpose Check Connector | |
| BLOWER | |
40 | RLY. 1 (Blower Relay) | |
| B+3 |  |
60 | Smart Junction Box (Fuse – F29 / F30 / F35 / F36, Power Connector – F1 / F2) | |
| B+2 |  |
80 | Smart Junction Box (Power Window Relay, Fuse – F23 / F28 / F33) | |
| FUSE | COOLING FAN |  |
40A(50A) GSL(DSL) |
RLY. 3 (Cooling Fan Low Relay), RLY. 9 (Cooling Fan High Relay) |
| HEATED GLASS RR |
 |
40 | RLY. 6 (Rear Defogger Relay) | |
| B+4 |  |
30 | Fuse – F21 | |
| IG 1 | |
30 | W/O Smart Key – Ignition Switch, With Smart Key – PDM Relay Box (IGN1 Relay) | |
| IG 2 |  |
40 | RLY. 4 (Start Relay), W/O Smart Key – Ignition Switch, With Smart Key – PDM Relay Box (IGN2 Relay) | |
| SUB F/PUMP | |
20 | RLY. 14 (Sub F/Pump Relay) | |
| HORN | |
15 | RLY. 2 (Horn Relay), RLY. 5 (Burglar Alarm Relay) | |
| DEICER | |
15 | RLY. 10 (Deicer Relay) | |
| STOP LAMP |  |
10 | Stop Lamp Switch, Stop Signal Electric Module, Smart Key Control Module | |
| AMS |  |
10 | Battery Sensor | |
| 4WD |  |
20 | 4WD ECU | |
| HEAD LAMP | |
10 | RLY. 11 (Head Lamp Relay) | |
| ECU 2 |  |
7,5 | PCM/ECM, Clock Spring, Mass Air Flow Sensor | |
| ABS |  |
7,5 | ESC Control Module, ABS Control Module, Multipurpose Check Connector, Fuel Filter Warning Sensor (D4HA), Glow Relay Unit (D4HA), Diesel Box (RLY. 4 – Fuel Filter Heater Relay) | |
| TCU 2 |  |
15 | Transaxle Range Switch, TCM (D4HA), Vehicle Speed Sensor, Back-Up Lamp Switch |
Engine compartment fuse panel (Diesel engine only)
| Relay NO. | Symbol | Relay Name | Relay type |
| RLY. 1 | |
Engine Control Relay | Plug Mini |
| RLY. 2 | |
Fuel Pump Relay | Plug Micro |
| RLY. 3 | |
A/C Relay | Plug Micro |
| Fuse number | Symbol | Ampere rating [A] | Circuit protected | Relay symbol | Relay type |
| F1 |  |
50 | PTC Heater Relay #1 | |
Micro Plug |
| F2 |  |
50 | PTC Heater Relay #2 | |
Micro Plug |
| F3 |  |
50 | PTC Heater Relay #3 |  |
Micro Plug |
| F4 |  |
30 | Fuel Filter Heater Relay | |
Micro Plug |
| F5 |  |
80 | Glow Relay Unit | — | — |
Circuit (EMS Box) – G4KE/G4KJ : THETA II 2.4L MPI/GDI
| Fuse number | Fuse name | Symbol | Ampere rating [A] | Circuit protected |
| F1 | ECU |  |
30 | RLY. 1 (Engine Control Relay) |
| F2 | TCU 1 |  |
15 | PCM |
| F3 | A/CON | |
10 | RLY. 3 (A/C Relay) |
| F4 | SENSOR1 |  |
10 | Immobilizer Module, Crankshaft Position Sensor, Camshaft Position Sensor #1/2, Oil Control Valve #1/2, Purge Control Solenoid Valve, Variable Intake Manifold Valve |
| F5 | ECU1 |  |
20 | Ignition Coil #1/2/3/4, Condenser |
| F6 | FUEL PUMP | |
15 | RLY. 2 (Fuel Pump Relay) |
| F7 | SENSOR 4 |  |
15 | RLY. 2 (Fuel Pump Relay), E/R Fuse & Relay Box (RLY. 3 – Cooling Fan (Low) Relay), Oxygen Sensor (Up/Down) |
| F8 | SENSOR 3 |  |
10 | RLY. 3 (A/C Relay), Injector #1/2/3/4 (G4KE) |
| F9 | SENSOR 2 |  |
10 | — |
Circuit (EMS Box) – G4NA/G4NC : NU 2.0L MPI/GDI
| Fuse number | Fuse name | Symbol | Ampere rating [A] | Circuit protected |
| F1 | ECU | |
30 | RLY. 1 (Engine Control Relay) |
| F2 | TCU 1 | |
15 | PCM/ECM |
| F3 | A/CON | |
10 | RLY. 3 (A/C Relay) |
| F4 | SENSOR1 | |
10 | Immobilizer Module, Camshaft Position Sensor #1/2, Oil Control Valve #1/2, Purge Control Solenoid Valve, Variable Intake Manifold Valve |
| F5 | ECU1 | |
20 | Ignition Coil #1/2/3/4, Condenser |
| F6 | FUEL PUMP | |
15 | RLY. 2 (Fuel Pump Relay) |
| F7 | SENSOR 4 | |
15 | RLY. 2 (Fuel Pump Relay), E/R Fuse & Relay Box (RLY. 3 – Cooling Fan (Low) Relay), Oxygen Sensor (Up/Down) |
| F8 | SENSOR 3 | |
10 | RLY. 3 (A/C Relay), Injector #1/2/3/4 (G4NA) |
| F9 | SENSOR 2 | |
10 | — |
Circuit (EMS Box) – D4HA : R 2.0L
| Fuse number | Fuse name | Symbol | Ampere rating [A] | Circuit protected |
| F1 | ECU | |
30 | RLY. 1 (Engine Control Relay) |
| F2 | TCU 1 | |
15 | TCM |
| F3 | A/CON | |
10 | RLY. 3 (A/C Relay) |
| F4 | SENSOR1 | |
10 | E/R Fuse & Relay Box (RLY. 3 – Cooling Fan (Low) Relay), EGR Cooling Bypass Solenoid Valve, Diesel Box (RLY.1 – PTC Heager 1), Electrical VGT Actuator |
| F5 | ECU1 | |
20 | ECM |
| F6 | FUEL PUMP | |
15 | RLY. 2 (Fuel Pump Relay) |
| F7 | SENSOR 4 | |
15 | RLY. 2 (Fuel Pump Relay), Immobilizer Module, Low Pressure Regulating Valve, Fuel Pressure Regulating Valve |
| F8 | SENSOR 3 | |
10 | RLY. 3 (A/C Relay), Lambda Sensor, Crankshaft Position Sensor |
| F9 | SENSOR 2 | |
10 | Stop Lamp Switch |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.