The 4th generation Kia Rio was produced in 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024. A separate series of KIA Rio X-line has been developed with increased ground clearance, special suspension settings and additional plastic elements. In this article, we will provide information assignment the fuses and relays of the Kia Rio FB (4G) with boxes diagrams and their locations. Let’s highlight the fuse responsible for the cigarette lighter.
The current diagrams for your model will be printed on the back of the protective cover.
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[ Description for Kia Rio 1 ]
[ Description for Kia Rio 2 ]
[ Description for Kia Rio 3 ]
Passenger compartment
Located under the dash on the driver’s side. Remove the protective cover for access.
Diagram
Assignment
| Brake light | 15A Electronic brake light unit |
| Electronic key | 15A electronic key ECU |
| SPARE 1 | 10A Reserve |
| E-CALL | 10A Emergency call unit |
| Turn indicator | 15A Body control module (BCM), seat belt and lighting module (SLM) |
| Front headlight | 15A Front fog lamp relay |
| Air conditioner 2 | 10A Air conditioning control module |
| Power Outlet 2 | 20A Power socket No. 1, Cigarette lighter |
| Power Outlet 3 | 20A Power socket No. 2, Cigarette lighter |
| ASS | 10A Power outlet relay, emergency call box, AV head unit with navigation, audio system, body control module (BCM), seat belt and lighting module (SLM), power outside rearview mirror switch, electronic key ECU |
| SPARE 1 | 15A Reserve |
| Immobelizer | 10A Immobilizer unit |
| Rear glass cleaner | 15A Rear wiper motor, rear wiper relay, multifunction switch |
| Front glass cleaner | 25A Front wiper motor, multifunction switch, engine compartment junction box (wiper relay 1) |
| Rear counter lamp | 10A Rear fog lamp relay |
| DRL | 10A Daytime Running Light Relay (DRL) |
| Module 6 | 10A Driver / Passenger Seat Heater Module, Left / Right Rear Seat Heater Module, Power Window Relay, Washer Glass Nozzle Heater, Right / Left Front Window Heater Relay |
| Washer | 15A Multifunction switch |
| Module 7 | 10A Body equipment control unit (BCM) |
| Plafond | 10A Trunk Lamp (5DR), Trunk Lamp (4DR), Air Conditioning Control Module, Instrument Cluster, Local Lamp, Center Courtesy Lighting, Body Control Module (BCM), Seat Belt and Lighting Module (SLM), data line connector, ceiling light relay |
| Audio | 20A Audio system, audiovisual head unit with navigation |
| Locking doors | 20A Door lock / unlock relay, tailgate unlock relay |
| Brake Switch | 10A Door lock / unlock relay, tailgate unlock relay |
| Heated mirrors | 10A Outside rearview mirror, driver / front passenger side, air conditioning ECU |
| Module 5 | 10A Body control module (BCM), seat belt and lighting module (SLM), electronic key ECU |
| Air conditioner 1 | A / C Control Module, Engine Compartment Junction Box (A / C Fan Relay) |
| T1 engine | 15A Range switch, automatic transmission selector lever position indicator, brake light switch, engine compartment junction box (fuse – reversing light) |
| Rear RH | 7.5A Right headlight, daytime running lights on the right side (DRL), ILL (+), right rear combination lamp (in / out) |
| ABS 3 | 10A Electronic Stability Control (ESC) control module |
| Module 3 | 10A Body equipment control unit (BCM), switch on the front panel |
| Heated steering wheel | 15A Steering column heating coil |
| Heated front seat FRT | 20A Driver / Passenger Seat Heater Module |
| Left electric lift | 25A Block electro glass driver’s door lifter with anti-pinch protection |
| Heated rear seat RR | 20A Rear seat heater module left / right side |
| Tailgate LH | 7.5A Left headlight, left side daytime running lights (DRL), left / right license plate light, left rear combination lamp (in / out) |
| Spare 3 | 10A Reserve |
| Unit 2 | 10A Driver / Passenger Seat Heater Module, Steering Wheel Coil, Rear Seat Heater Module Left / Right, Emergency Call Unit, Audio System, AV Head Unit with Navigation, Automatic Transmission Selector Lever Position Indicator, Left / Right Headlight Tilt Adjustment Drive, air conditioning control module, instrument cluster |
| Module 1 | 10A Body control module (BCM), seat belt and lighting module (SLM) |
| Airbags | 10A Body control module (BCM), seat belt and lighting module (SLM) |
| Right glass lift RH | 25A Main switch for electric windows, electric window switch for passenger |
| Left glass lift LH | 25A Main switch for electric windows |
| Launch | 10A With immobilizer and electronic key ECM (engine control module) / PCM (combined engine and transmission control module), engine compartment junction box (starter relay). With immobilizer and electronic key: gearbox range switch |
| ECU 4 | 10A ECM (engine control module) / PCM (combined engine and transmission control module), electronic key ECU, immobilizer module |
| Cluster | 10A Instrument cluster |
| IND AIR BAG | 7.5A Airbag and instrument cluster indicator |
| MDPS 2 | 7.5A Electro Power Steering (MDPS) Unit |
For the cigarette lighter, the fuses designated as Power Outlet 20A are responsible.
On the back of the box, separate non-removable relays can be attached: alarm relay, power window relay, central locking relay, etc.
Engine compartment
There can be 2 boxes with fuses and relays under the hood.
Main fuse box
Located on the left side of the engine compartment.
Photo
Diagram
Designation
| MDPS | 80A MDPS (Motor Driven Power Steering) Unit |
| ALT | 150A Fuse – ABS1, BAS2, BLOWER, REAR HEATED |
| REAR HEATED | 40A Instrument Panel Junction Block (Rear Defogger Relay) |
| ABS1 | 40A ESC (Electronic Stability Control) Module, Multipurpose Check Connector |
| ABS2 | 40A ESC (Electronic Stability Control) Module |
| BLOWER | 40A Blower Relay |
| WIPER | 10A Front Wiper Motor, Multifunction Switch, Wiper Low Relay |
| ECU4 | 15A ECM (Engine Control Module)/PCM (Power train Control Module) |
| SENSOR | 10A Oil Control Valve #1/#2, Cooling Fan1/2 Relay, Oxygen Sensor (Up), Oxygen Sensor (Down), Variable Intake Solenoid Valve, Air Conditioner Relay, Purge Control Solenoid Valve, Canister Close Valve |
| ECU2 | 15A ECM (Engine Control Module)/PCM (Power train Control Module) |
| ECU3 | 20A ECM (Engine Control Module)/PCM (Power train Control Module) |
| HEAD LAMP RH | 10A Head Lamp Right Handle side |
| HEAD LAMP LH | 10A Head Lamp Left Handle side |
| IGN COIL | 20A Ignition Coil #1~#4, Condenser |
| ECU5 | 15A ECM (Engine Control Module)/PCM (Power train Control Module), Fuel Pump Relay |
| B/UP LAMP | 10A Back-Up Lamp Switch |
| B+1 | 40A Instrument Panel Junction Block (Fuse – DRL2, FOGLAMP FRONT, STOP LAMP, MODULE6, Power Connector (AUDIO, ROOM LAMP)) |
| B+2 | 50A Instrument Panel Junction Block (Fuse – IMMO, SMART KEY, BRAKE SWITCH, SAFETY P/WINDOW, S/HEATER, SUNROOF, Power Window Relay) |
| IG2 | 40A Ignition Switch, IG2 Relay, Start Relay |
| COOLING FAN | 40A Cooling Fan 1/2 Relay |
| ECU1 | 30A Fuse – ECU3, ECU4, Main Relay |
| HEAD LAMP | 20A Head Lamp Relay |
| H/LAMP HI | 20A With CANADA DRL: SLM(Seat Belt & Lighting Module) or BCM (Body Control Module) |
| Without CANADA DRL: Head Lamp HI Relay | |
| FUEL PUMP | 20A Fuel Pump Relay |
| HORN | 1A Horn Relay/ Burglar Alarm Horn Relay |
| A/CON | 10A Air Conditioner Relay |
| AMS | 10A Battery Sensor |
| B+3 | 40A Instrument Panel Junction Block (Fuse – T/SIGNAL LAMP, DOOR LOCK, Tail Lamp Relay) |
| IG1 | 40A Ignition Switch, IG1 Relay, ACC Relay |
| POWER OUTLET | 40A Instrument Panel Junction Block (Power Outlet Relay) |
Relay
- Main
- Start
- Fuel Pump
- Wiper HI
- H/Lamp HI
- Cooling Fan2
- B/Alarm Horn
- Blower
- Cooling Fan1
- Wiper LO
- Head Lamp
- Horn
- A/Con
Additional box
Diagram
There may be fuses and relays responsible for heating.
A separate high-power fuse in the form of a fusible link is attached to the positive terminal of the battery.
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That’s all, and if you have something to add to the material, write in the comments.