LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2004 >> Rio Base, Standard >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Engine Performance DTCS
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Engine Performance DTCS

ENGINE PERFORMANCE DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Description
P0030 HO2S HEATER CONTROL CIRCUIT (BANK 1, SENSOR 1)
P0031 HO2S HEATER CIRCUIT LOW (BANK 1, SENSOR 1)
DTC P0032 HO2S HEATER CIRCUIT HIGH (BANK 1, SENSOR 1)
P0036 HO2S HEATER CONTROL CIRCUIT (BANK 1, SENSOR 2)
P0037 HO2S HEATER CIRCUIT LOW (BANK 1, SENSOR 2)
P0038 HO2S HEATER CIRCUIT HIGH (BANK 1, SENSOR 2)
P0101 MASS OR VOLUME AIR FLOW CIRCUIT RANGE PERFORMANCE PROBLEM
P0102 MASS OR VOLUME AIR FLOW CIRCUIT LOW INPUT
P0103 MASS OR VOLUME AIR FLOW CIRCUIT HIGH INPUT
P0112 INTAKE AIR TEMPERATURE CIRCUIT LOW INPUT
P0113 INTAKE AIR TEMPERATURE CIRCUIT HIGH INPUT
P0116 ENGINE COOLANT TEMPERATURE SENSOR CIRCUIT RANGE PERFORMANCE PROBLEM
P0117 ENGINE COOLANT TEMPERATURE CIRCUIT LOW INPUT
P0118 ENGINE COOLANT TEMPERATURE CIRCUIT HIGH INPUT
P0121 THROTTLE POSITION SENSOR CIRCUIT RANGE PERFORMANCE PROBLEM
P0122 THROTTLE POSITION SENSOR CIRCUIT LOW INPUT
P0123 THROTTLE POSITION SENSOR CIRCUIT HIGH INPUT
P0125 INSUFFICIENT COOLANT TEMPERATURE FOR CLOSED LOOP FUEL CONTROL
P0128 COOLANT THERMOSTAT (COOLANT TEMP. BELOW THERMOSTAT REGULATING TEMP.)
P0130 HO2S CIRCUIT MALFUNCTION (BANK 1, SENSOR 1)
P0131 HO2S CIRCUIT LOW INPUT (BANK 1, SENSOR 1)
P0132 HO2S CIRCUIT HIGH INPUT (BANK 1, SENSOR 1)
P0133 HO2S CIRCUIT SLOW RESPONSE (BANK 1, SENSOR 1)
P0134 HO2S CIRCUIT NO ACTIVITY DETECTED (BANK 1, SENSOR 1)
P0136 HO2S CIRCUIT MALFUNCTION (BANK 1, SENSOR 2)
P0137 HO2S CIRCUIT LOW INPUT (BANK 1, SENSOR 2)
P0138 HO2S CIRCUIT HIGH INPUT (BANK 1, SENSOR 2)
P0139 HO2S CIRCUIT SLOW RESPONSE (BANK 1, SENSOR 2)
P0140 HO2S CIRCUIT NO ACTIVITY DETECTED (BANK 1, SENSOR 2)
P0171 FUEL SYSTEM TOO LEAN (BANK 1)
P0172 FUEL SYSTEM TOO RICH (BANK 1)
P0230 FUEL PUMP CIRCUIT MALFUNCTION
P0261 CYLINDER 1 - INJECTOR CIRCUIT LOW
P0262 CYLINDER 1 - INJECTOR CIRCUIT HIGH
P0264 CYLINDER 2 - INJECTOR CIRCUIT LOW
P0265 CYLINDER 2 - INJECTOR CIRCUIT HIGH
P0267 CYLINDER 3 - INJECTOR CIRCUIT LOW
P0268 CYLINDER 3 - INJECTOR CIRCUIT HIGH
P0270 CYLINDER 4 - INJECTOR CIRCUIT LOW
P0271 CYLINDER 4 - INJECTOR CIRCUIT HIGH
P0300 RANDOM MULTIPLE CYLINDER MISFIRE DETECTED
P0301 CYLINDER 1 - MISFIRE DETECTED
P0302 CYLINDER 2 - MISFIRE DETECTED
P0303 CYLINDER 3 - MISFIRE DETECTED
P0304 CYLINDER 4 - MISFIRE DETECTED
P0325 KNOCK SENSOR CIRCUIT MALFUNCTION (BANK 1)
P0335 CRANKSHAFT POSITION SENSOR CIRCUIT MALFUNCTION
P0340 CAMSHAFT POSITION SENSOR CIRCUIT MALFUNCTION
P0420 CATALYST SYSTEM EFFICIENCY BELOW THRESHOLD (BANK 1)
P0441 EVAP. EMISSION SYSTEM INCORRECT PURGE FLOW
P0442 EVAP. EMISSION SYSTEM - LEAK DETECTED (SMALL LEAK)
P0444 EVAP. EMISSION SYSTEM - PURGE CTRL. VALVE CIRCUIT OPEN
P0445 EVAP. EMISSION SYSTEM - PURGE CTRL. VALVE CIRCUIT SHORTED
P0447 EVAP. EMISSION SYSTEM - VENT CONTROL CIRCUIT OPEN
P0448 EVAP. EMISSION SYSTEM - VENT CONTROL CIRCUIT SHORTED
P0451 EVAP. EMISSION SYSTEM - PRESSURE SENSOR RANGE PERFORMANCE
P0452 EVAP. EMISSION SYSTEM - PRESSURE SENSOR LOW INPUT
P0453 EVAP. EMISSION SYSTEM - PRESSURE SENSOR HIGH INPUT
P0454 EVAP. EMISSION SYSTEM - PRESSURE SENSOR INTERMITTENT
P0455 EVAP. EMISSION SYSTEM - LEAK DETECTED (LARGE LEAK)
P0456 EVAP. EMISSION SYSTEM - LEAK DETECTED (VERY SMALL LEAK)
P0501 VEHICLE SPEED SENSOR RANGE PERFORMANCE
P0506 IDLE CONTROL SYSTEM -- RPM LOWER THAN EXPECTED
P0507 IDLE CONTROL SYSTEM -- RPM HIGHER THAN EXPECTED
P0560 SYSTEM VOLTAGE MALFUNCTION
P0562 SYSTEM VOLTAGE LOW
P0563 SYSTEM VOLTAGE HIGH
P0605 INTERNAL CONTROL MODULE ROM ERROR
P0650 MIL CIRCUIT MALFUNCTION
P1166 HO2S SYSTEM - LAMBDA CONTROLLER AT THE LIMIT (BANK 1)
P1505 IDLE CHARGE ACTUATOR SIGNAL LOW OF COIL #1
P0506 IDLE CONTROL SYSTEM -- RPM LOWER THAN EXPECTED
P1507 IDLE CHARGE ACTUATOR SIGNAL LOW OF COIL #2
P1508 IDLE CHARGE ACTUATOR SIGNAL HIGH OF COIL #2
P1529 TCU REQUEST FOR MIL ON
P1586 AT/MT ENCODING ERROR
P1693 MIL REQUEST CIRCUIT MALFUNCTION