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 MANUALSKIA2021SEDONA EXREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMENGINE CONTROL SYSTEM DIAGNOSIS (4 OF 7)
2021 Kia Sedona EX
Engine Control System Diagnosis (4 Of 7)
2021 Kia Sedona EXSECTION Engine Control System Diagnosis (4 Of 7)
- DTC Index
- DTC P0300-00: Random/Multiple Cylinder Misfire Detected
- DTC P0301-00: Cylinder 1 - Misfire Detected
- DTC P0302-00: Cylinder 2 - Misfire Detected
- DTC P0303-00: Cylinder 3 - Misfire Detected
- DTC P0304-00: Cylinder 4-Misfire Detected
- DTC P0305-00: Cylinder 5-Misfire Detected
- DTC P0306-00: Cylinder 6-Misfire Detected
- DTC P0315-00: Crankshaft Position System Variation Not Learned
- DTC P0326-00: Knock Sensor 1 Circuit Range/Performance (Bank 1)
- DTC P0331-00: Knock Sensor 2 Circuit Range/Performance
- DTC P0335-00: Crankshaft Position Sensor 'A' Circuit
- DTC P0336-00: Crankshaft Position Sensor 'A' Circuit Range/Performance
- DTC P0340-00: Camshaft Position Sensor 'A'(Intake) Circuit (Bank 1 Or Single Sensor)
- DTC P0341-00: Camshaft Position Sensor 'A'(Intake) Circuit Range/Performance (Bank 1)
- DTC P0345-00: Camshaft Position Sensor 'A (Intake)' Circuit (Bank 2)
- DTC P0346-00: Camshaft Position Sensor 'A'(Intake) Circuit Range/Performance (Bank 2)
- DTC P0365-00: Camshaft Position Sensor 'B'(Exhaust) Circuit Malfunction (Bank 1)
- DTC P0366-00: Camshaft Position Sensor 'B'(Exhaust) Circuit Range/Performance (Bank 1)
- DTC P0390-00: Camshaft Position Sensor 'B' Circuit
- DTC P0391-00: Camshaft Position Sensor 'B' Circuit Range/Performance
- DTC P039B-00: Cylinder 1 Pressure Too High
- DTC P03A5-00: Cylinder 2 Pressure Too High
- DTC P03AF-00: Cylinder 3 Pressure Too High
- DTC P03B9-00: Cylinder 4 Pressure Too High
- DTC P03C3-00: Cylinder 5 Pressure Too High
- DTC P03CD-00: Cylinder 6 Pressure Too High
- DTC P0420-00: Catalyst System Efficiency Below Threshold (Bank 1)
- DTC P0430-00: Catalyst System Efficiency Below Threshold (Bank 2)
- DTC P0441-00: Evaporative Emission System Incorrect Purge Flow
- DTC P0442-00: Evaporative Emission System-Leak Detected (Small Leak)
- DTC P0444-00: Evaporative Emission System-Purge Control Valve Circuit Open
- DTC P0445-00: Evaporative Emission System-Purge Control Valve Circuit Shorted
- DTC P0447-00: Evaporative Emission System - Vent Control Circuit Open
- DTC P0448-00: Evaporative Emission System - Vent Control Circuit Shorted
- DTC P0449-00: Evaporative Emission System - Vent Valve/Solenoid Circuit
- DTC P0451-00: Evaporative Emission System-Pressure Sensor/Switch Range/Performance
- DTC P0452-00: Evaporative Emission System-Pressure Sensor/Switch Low Input
- DTC P0453-00: Evaporative Emission System-Pressure Sensor/Switch High Input
- DTC P0454-00: Evaporative Emission System-Pressure Sensor/Switch Intermittent
- DTC P0456-00: Evaporative Emission System-Leak Detected (Very Small Leak)
- DTC P0461-00: Fuel Level Sensor 'A' Circuit Range/Performance
- DTC P0462-00: Fuel Level Sensor 'A' Circuit Low Input
- DTC P0463-00: Fuel Level Sensor 'A' Circuit High Input
RENDER: 1.0x
NO RELATED
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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.