KIA Carnival (KA4; 2021 – 2024) – fuses and relay box diagram
Year of production: 2021, 2022, 2023, 2024
This article covers the fourth-generation KIA Carnival (KA4), which has been available since 2021. Here, you will find fuse box diagrams for the 2021, 2022, 2023, and 2024 KIA Carnival models, along with details on the locations of the fuse panels inside the vehicle and the functions of each fuse (fuse layout) and relay.
Passenger compartment
Fuse Box Location
The fuse box is located in the driver’s side panel bolster.
Fuse Box Diagram
Version 1
Version 2
Assignment of the fuses and relays in the instrument panel
| № | Amps | Circuit Protected |
|---|---|---|
| SUNROOF 1 | 25A | Front Sunroof Motor |
| AMP | 30A | BOSE AMP (Amplifier) |
| S/HEATER (REAR LH) | 20A | 2nd Seat Left Handle side Air Ventilation Control Module, 2nd Seat Warmer Control Module |
| P/SEAT (DRV) | 30A | Driver IMS (Integrated memory system) Control Module, Driver Power Seat Switch |
| P/WINDOW (LH) | 25A | Driver Safety Power Window Module, Rear Power Window Switch Left Handle side, Rear Safety Power Window Module Left Handle side |
| P/SEAT (PASS) | 30A | Passenger Walk-In Module, Passenger Power Seat Switch |
| S/HEATER (FRT) | 20A | Front Air Ventilation Seat Control Module, Front Seat Warmer Control Module |
| SUNROOF 2 | 25A | Rear Sunroof Motor |
| P/SEAT (REAR RH) | 30A | 2nd Seat Right Handle side Relax Module |
| P/WINDOW (RH) | 25A | Passenger Power Window Switch, Passenger Safety Power Window Module, Rear Power Window Switch Right Handle side, Rear Safety Power Window Module Right Handle side |
| TAILGATE OPEN | 15A | Tailgate Open Relay |
| P/SEAT (REAR LH) | 30A | 2nd Seat Left Handle side Relax Module |
| DOOR LOCK | 20A | Door Lock Relay, Door Unlock Relay, FUEL FILLER OPENER |
| MULTIMEDIA 1 | 25A | Audio, Audio/Video & Navigation Head Unit, Fuse – MULTIMEDIA2 |
| S/HEAT (REAR RH) | 20A | 2nd Seat Warmer Control Module, 2nd Seat Right Handle side Air Ventilation Control Module |
| MEMORY | 10A | Front/Rear Air Conditioner Control Module, Front Air Conditioner Control Panel, Instrument Cluster, Rear Seat Multimedia Monitor Left Handle side/Right Handle side, Driver/Passenger Power Outside Mirror, Driver IMS (Integrated memory system) Control Module, Power Tailgate Module, Rear Occupant Alert (ROA) Sensor #1 /#2 |
| START | 10A | W/O Smart Key: Ignition Switch |
| USB CHARGER | 15A | Luggage USB Charger Left Handle side, Luggage USB Charger Unit, Driver Seat USB Jack, Passenger Seat USB Jack |
| MODULE 3 | 7.5A | IBU (Integrated Body Control Unit), ADAS Unit, Lane Departure Warning (LDW) Camera, Crash Pad Switch, Electric Parking Brake Switch, Front Upper Console Switch, Auto Transmission Shift Lever Indicator, Rear Radar Left Handle side/Right Handle side |
| AIR BAG1 | 15A | SRS (Supplemental Restraint System) Control Module (IG1), Passenger Occupant Detection Sensor |
| WASHER | 15A | Multifunction Switch (IG2) |
| MODULE 1 | 10A | IBU (Integrated Body Control Unit), Audio, Audio/Video & Navigation Head Unit, Keyboard, ADAS Unit, Front Tray Power Outlet Left Handle side/Right Handle side, AMP (Amplifier) (BOSE), Rear Seat Multimedia Monitor Left Handle side/Right Handle side |
| MODULE 9 | 10A | Data Link Connector, Hazard Switch, Crash Pad Switch, Auto Transmission Shift Lever, Crash Pad Switch (Lower), Driver Door Module, 2nd Seat Left Handle side/Right Handle side Relax Module, Driver/Passenger Door Outside Handle, Driver/Passenger Door Outside Handle Antenna |
| IBU 1 | 7.5A | IBU (Integrated Body Control Unit) (IG1) |
| MODULE 2 | 7.5A | Stop Lamp Switch |
| REAR A/C | 10A | Rear Air Conditioner Control Module, E/R Junction Block (Blower RR Relay) |
| A/BAG IND | 7.5A | Instrument Ouster, AIR BAG (TELLTALE LAMP) |
| MODULE 8 | 7.5A | AC Inverter Module, AC Inverter (Rear/Luggage), E/R Junction Block (W/S Heated Glass 1/2 Relay), Front Air Ventilation Seat Control Module, 2nd Seat Left Handle side/Right Handle side Air Ventilation Control Module, 2nd Seat Warmer Control Module, 2nd Seat Left Handle side/Right Handle side Relax Module |
| IBU2 | 15A | IBU (Integrated Body Control Unit) (B+) |
| E-SHIFTER | 10A | With SBW: Electronic Auto Transmission Shift Lever Switch |
| MODULE 5 | 10A | Overhead Console Indicator |
| A/C | 7.5A | Front Air Conditioner Control Module, Front Air Conditioner Control Panel |
| AIR BAG 2 | 10A | SRS (Supplemental Restraint System) Control Module (B+) |
| CLUSTER | 7.5A | Instrument Cluster (IG1) |
| M0DULE 4 | 10A | Data Link Connector, Audio, Audio/Video & Navigation Head Unit, Keyboard, Wireless Charger, Electro Chromic Mirror, Front/Rear Air Conditioner Control Module, Front Air Conditioner Control Panel, Rear Power Window Switch Left Handle side/Right Handle side, Right Handle side Overhead Console, Rear Safety Power Window Switch Left Handle side/ Right Handle side, Driver IMS (Integrated memory system) Control Module, 2nd Seat Left Handle side/Right Handle side Relax Module, Front Seat Warmer Control Module, Front Air Ventilation Seat Control Module, 2nd Seat Warmer Control Module, 2nd Seat Left Handle side/ Right Handle side Air Ventilation Control Module |
| MODULE 7 | 7.5A | IBU (Integrated Body Control Unit) (IG2) |
| BRAKE SWITCH | 7.5A | IBU (Integrated Body Control Unit), Stop Lamp Switch |
| MDPS | 7.5A | MDPS Unit (MDPS (Motor Driven Power Steering) is the same as EPS (Electric Power Steering)). |
| MULTIMEDIA 2 | 10A | W/O BOSE AMP: Audio/Video & Navigation Head Unit |
Engine Compartment Fuse Box
Fuse Box Location
The fuse box is located in the engine compartment near the battery
Fuse Box Diagram
Assignment of the fuses in the engine compartment
| № | Amps | Circuit Protected |
|---|---|---|
| COOLING FAN | 80A | Cooling Fan Motor |
| W/S HEATED GLASS 1 | 50A | W/S Heated Glass 1 Relay |
| B+4 | 50A | ICU Junction Block (Fuse – SUNROOF 1, AMP, P/WINDOW (RH), S/HEATER (FRT), P/SEAT (REAR LH)) |
| W/S HEATED GLASS 2 | 50A | W/S Heated Glass2 Relay |
| B+5 | 50A | ICU Junction Block (Fuse – SUNROOF2, P/WINDOW (LH), S/HEATER (REAR LH), P/SEAT (DRV), P/SEAT (PASS), P/SEAT (REAR RH)) |
| PSD 2 | 40A | Power Sliding Door Module |
| ESC 1 | 40A | ESC (Electronic Stability Control) Module |
| POWER TAILGATE | 30A | Power Tailgate Module |
| MDPS | 100A | MDPS Unit (Motor Driven Power Steering – is the same as EPS). |
| B+6 | 60A | PCB Block (Engine Control Relay, Wiper On Relay, Fuse – IG1, IG2, HORN B/ALARM HORN ECU 1, A/C2 |
| ESC 2 | 60A | ESC (Electronic Stability Control) Module |
| POWER OUTLET 1 | 40A | Power Outlet Relay |
| PSD 1 | 40A | Power Sliding Door Module |
| E-SHIFTER 1 | 30A | With SBW: SCU (Shift by wire Control Unit) |
| REAR HEATED | 40A | REAR HEATED Relay |
| BLOWER RR | 40A | BLOWER RR Relay |
| B+3 | 50A | ICU Junction Block (IPS3/IPS4/IPS6/IPS7/IPS8) |
| BLOWER FRT | 40A | BLOWER FRT Relay |
| B+2 | 50A | ICU Junction Block (IPS 1 /IPS2/IPS5/IPS9/IPS10) |
| B+1 | 40A | ICU Junction Block (Long Term Load Latch Relay, Fuse – AIR BAG2, START, MODULE9, TAILGATE OPEN, IBU2, BRAKE SWITCH, DOOR LOCK, S/HEATER (REAR RH)) |
| INVERTER | 40A | AC Inverter Module |
| TRAILER | 30A | Trailer Connector |
| FUEL PUMP | 20A | FUEL PUMP Relay |
| E-SHIFTER 2 | 10A | With SBW: SCU (Shift by wire Control Unit), Electronic Auto Transmission Shift Lever Switch |
| POWER OUTLET 4 | 20A | Rear Power Outlet |
| POWER OUTLET 3 | 20A | Front Power Outlet |
| TCU2 | 15A | TCM (Transmission Control Module) |
| DOOR LOCK RR LH | 10A | PCB Block (Rear Door LH Lock/Unlock Relay) |
| AMS | 10A | Battery Sensor |
| TCU 1 | 15A | TCM (Transmission Control Module) |
| REAR A/C | 10A | Rear Air Conditioner Control Module |
| W/S HEATED GLASS 3 | 10A | Front Air Conditioner Control Module, Front Air Conditioner Control Panel |
| HEATED MIRROR | 10A | Driver/Passenger Power Outside Mirror, Front Air Conditioner Control Module, Front Air Conditioner Control Panel |
| A/C 1 | 10A | Front Air Conditioner Control Module |
| IG1 | 40A | IG1 Relay, ACC Relay |
| IG2 | 40A | IG2 Relay, E/R Junction Block (START 1 Relay) |
| WIPER FRT 2 | 7.5A | IBU (Integrated Body Control Unit), ECM (Engine Control Module) |
| SENSOR 6 | 20A | ECM (Engine Control Module) |
| SENSOR 1 | 20A | Ignition Coil #1 /#2/#3/#4/#5/#6 |
| SENSOR 8 | 10A | Not Used |
| ECU 2 | 10A | ECM (Engine Control Module) |
| SENSOR 5 | 10A | E/R Junction Block (FUEL PUMP Relay) |
| MODULE | 7.5A | Front Radar Unit |
| SENSOR 9 | 20A | ECM (Engine Control Module) |
| SENSOR 3 | 20A | ECM (Engine Control Module) |
| SENSOR 2 | 15A | Oxygen Sensor #3 |
| WIPER FRT 1 | 30A | Front Wiper (Low) Relay, Front Wiper Motor |
| WIPER RR | 15A | Rear Wiper Relay, Rear Wiper Motor |
| HORN | 15A | Horn Relay |
| A/C2 | 10A | Air Conditioner Compressor Relay |
| B/ALARM HORN | 15A | Burglar Alarm Horn Relay |
| E-SHIFTER 3 | 7.5A | With SBW: SCU (Shift by wire Control Unit) |
| TCU 3 | 10A | TCM (Transmission Control Module) |
| SENSOR 4 | 10A | Air Conditioner Compressor Relay, Cooling Fan Motor, Oxygen Sensor #1 /#2/#4, Purge Control Solenoid Valve, Canister Closer Valve, Variable Oil Pump Solenoid, Variable Intake Solenoid Valve, Oil Control Valve #1 / #2/#3/#4 (Intake/Exhaust) |
| SENSOR 7 | 15A | Injector #1 /#2/#3/#4/#5/#6 (MPI) |
| ECU 1 | 15A | ECM (Engine Control Module) |
| ESC 3 | 7.5A | ESC (Electronic Stability Control) Module |
| POWER OUTLET 2 | 20A | Luggage Power Outlet |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.