Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSKIA2017RIO EX, 4D HATCHBACKREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROL SYSTEM DIAGNOSIS (2 OF 3)DTC INDEX
2017 Kia Rio EX, 4D Hatchback
DTC Index
2017 Kia Rio EX, 4D HatchbackSECTION DTC Index
DTC INDEX
| DTC | Description |
|---|---|
| DTC P0221 | Throttle/Pedal Position Sensor/Switch 'B' Circuit Range/Performance |
| DTC P0222 | Throttle/Pedal Position Sensor/Switch 'B' Circuit Low Input |
| DTC P0223 | Throttle/Pedal Position Sensor/Switch 'B' Circuit High Input |
| DTC P0230 | Fuel Pump Primary Circuit |
| DTC P0261 | Cylinder 1 Injector Circuit Low |
| DTC P0262 | Cylinder 1 Injector Circuit High |
| DTC P0263 | Cylinder 1 Injector Circuit Balance (Load Drop is Detected) |
| DTC P0264 | Cylinder 2 Injector Circuit Low |
| DTC P0265 | Cylinder 2 Injector Circuit High |
| DTC P0266 | Cylinder 2 Injector Circuit Balance (Load Drop is Detected) |
| DTC P0267 | Cylinder 3 Injector Circuit Low |
| DTC P0268 | Cylinder 3 Injector Circuit High |
| DTC P0269 | Cylinder 3-Injector Circuit Balance (Load Drop is Detected) |
| DTC P0270 | Cylinder 4 Injector Circuit Low |
| DTC P0271 | Cylinder 4 Injector Circuit High |
| DTC P0272 | Cylinder 4-Injector Circuit Balance (Load Drop is Detected) |
| DTC P0300 | Random/Multiple Cylinder Misfire Detected |
| DTC P0301 | Cylinder 1-Misfire detected |
| DTC P0302 | Cylinder 2-Misfire detected |
| DTC P0303 | Cylinder 3-Misfire detected |
| DTC P0304 | Cylinder 4-Misfire detected |
| DTC P0326 | Knock Sensor 1 Circuit Range/Performance (Bank 1) |
| DTC P0335 | Crankshaft Position Sensor 'A' Circuit |
| DTC P0336 | Crankshaft Position Sensor 'A' Circuit Range/Performance |
| DTC P0340 | Camshaft Position Sensor 'A' Circuit (Bank 1 or Single Sensor) |
| DTC P0341 | Camshaft Position Sensor A Circuit Range/Performance (Bank 1) |
| DTC P0365 | Camshaft Position Sensor B Circuit Malfunction (Bank 1) |
| DTC P0366 | Camshaft Position Sensor 'B' Circuit Range/Performance (Bank 1) |
| DTC P0420 | Catalyst System Efficiency below Threshold (Bank 1) |
| DTC P0441 | Evaporative Emission System Incorrect Purge Flow |
| DTC P0442 | Evaporative Emission System - Leak Detected (small leak) |
| DTC P0444 | Evaporative Emission System - Purge Control Valve Circuit Open |
| DTC P0445 | Evaporative Emission System - Purge Control Valve Circuit Shorted |
| DTC P0447 | Evaporative Emission System - Vent Control Circuit Open |
| DTC P0448 | Evaporative Emission System - Vent Control Circuit Shorted |
| DTC P0449 | Evaporative Emission System - Vent Valve/Solenoid Circuit |
| DTC P0451 | Evaporative Emission System - Pressure Sensor Range/Performance |
| DTC P0452 | Evaporative Emission System - Pressure Sensor Low Input |
| DTC P0453 | Evaporative Emission System - Pressure Sensor High Input |
| DTC P0455 | Evaporative Emission System - Leak detected (Large leak) |
| DTC P0456 | Evaporative Emission System - Leak detected (very small leak) |
| DTC P0457 | Evaporative Emission System - Leak detected (tank cap loose/OFF) |
| DTC P0461 | Fuel Level Sensor 'A' Circuit Range/Performance |
| DTC P0462 | Fuel Level Sensor 'A' Circuit Low Input |
| DTC P0463 | Fuel Level Sensor 'A' Circuit High Input |
| DTC P0504 | Brake Switch "A"/"B" Correlation |
| DTC P0506 | Idle Air Control System - RPM Lower than Expected |
| DTC P0507 | Idle Air Control System - RPM Higher than Expected |
| DTC P050A | Cold Start Idle Air Control System Performance |
| DTC P050B | Cold Start Ignition Timing Performance |
| DTC P052A | Cold Start 'A' Camshaft Position Timing Over-Advanced (Bank 1 In-cam) |
| DTC P054A | Cold Start 'B' Camshaft Position Timing Over-Advanced (Bank 1 Ex-cam) |
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.