Kia_Sephia_Rio_Spectra_Optima_1998-2006

TroubleCodes (54 of 130)

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2.4L L4 - Auto



Trouble Code: P0464

Fuel Level Sensor A Circuit Intermittent

Trouble Code Conditions: Check signal for fluctuation. The ECM sets the DTC if the fuel level signal is higher than the threshold value (signal fluctuation greater than 50 percent).

Possible Causes:



Contact resistance in connectors
 
Short to battery in fuel level (FLS) circuit
 
Faulty ECM
 

Trouble Code: P0500

Vehicle Speed Sensor Circuit Malfunction

Trouble Code Conditions: Engine speed over 3000 rpm with Closed Throttle switch indicating "off", engine load over 70%, and the PCM detected the VSS signal did not change voltage or was missing for 30 seconds.

Possible Causes:



VSS signal circuit is open or shorted to ground
 
VSS signal circuit is shorted to VREF or to system power (B+)
 
VSS is damaged or has failed
 
PCM has failed
 

Trouble Code: P0501

Vehicle Speed Sensor Performance

Trouble Code Conditions: Engine running in gear at high speed and lover for over 1 second, and the PCM did not detect any VSS signals.

Possible Causes:



VSS signal circuit is open or shorted to ground
 
VSS signal circuit is shorted to VREF or to system power (B+)
 
VSS is damaged or has failed
 
PCM has failed
 

Trouble Code: P0506

Idle Speed Lower Than Expected

Trouble Code Conditions: Engine running at idle speed while in closed loop, and the PCM detected the Actual idle speed was more than 100 rpm below the Target idle speed during the CCM test.

Possible Causes:



High resistance between the main relay and IAC valve
 
High resistance between PCM and IAC valve control circuits
 
IAC valve is damaged or has failed
 
The throttle plate is carbon fouled (it may need to be cleaned)
 

Trouble Code: P0507

Idle Speed Higher Than Expected

Trouble Code Conditions: Engine running at idle speed while in closed loop, and the PCM detected the Actual idle speed was more than 200 rpm above the Target idle speed during the CCM test.

Possible Causes:



High resistance between the main relay and IAC valve
 
High resistance between PCM and IAC valve control circuits
 
IAC valve is damaged or has failed
 
Intake air leak located below the throttle plate assembly
 

Trouble Code: P0510

Closed Throttle Position Switch Circuit Malfunction

Trouble Code Conditions: Engine running and the PCM detected the Closed Throttle Position switch status did not change from "off" to "on" during normal driving.

Possible Causes:



Closed throttle switch signal circuit open or shorted to ground
 
Closed throttle switch signal circuit shorted to VREF or power
 
Closed throttle switch is damaged or has failed
 
PCM has failed
 

Trouble Code: P0551

Power Steering Pressure Sensor/Switch Circuit Range/Performance

Trouble Code Conditions: If a power steering switch signal is ON when the engine speed is more than 2500 rpm, load value is grater than 55 percent and engine coolant temperature is above 50 degrees F, the DTC will set. Signal of power steering pressure switch is monitored.

Possible Causes:



Poor connection
 
Faulty power steering switch
 
Open or short in power steering switch
 
Faulty PCM
 

Trouble Code: P0560

Battery Backup Line Circuit Malfunction

Trouble Code Conditions: Engine runtime over 4 minutes and the PCM did not detect any system voltage on the Battery Backup circuit for 5 seconds.

Possible Causes:



Battery backup circuit to the PCM is open
 
Battery backup fuse to the PCM is open or missing
 
Battery backup circuit to the PCM has high resistance
 
PCM has failed
 

Trouble Code: P0562

System Voltage Low Input

Trouble Code Conditions: Engine runtime over 4 minutes, and the PCM detected the system voltage was less than 8.0 volts, condition met for 5 seconds. Note: If the Battery Backup circuit is open, the vehicle will not run.

Possible Causes:



Charging system problem (charging voltage too low)
 
Battery backup circuit to the PCM has high resistance
 
Backup voltage circuit to the PCM open (intermittent fault)
 
PCM has failed
 

Trouble Code: P0563

System Voltage High Input

Trouble Code Conditions: Engine runtime over 4 minutes, and the PCM detected the system voltage was more than 17.0 volts, condition met for 5 seconds. Note: If the Battery Backup circuit is open, the vehicle will not run.

Possible Causes:



Charging system problem (charging voltage too high)
 
Backup voltage circuit to the PCM open (intermittent fault)
 
PCM has failed
 

Trouble Code: P0600

CAN Communication Bus

Trouble Code Conditions: CAN message transfer incorrect-

Possible Causes:



Open or short in CAN line
 
Contact resistance in connectors
 
Faulty PCM
 

Trouble Code: P0601

PCM or TCM Internal Random Check Sum Error

Trouble Code Conditions: Key on or engine running and the PCM or the TCM detected that a Random Check Sum Error was present.

Possible Causes:



Poor terminal contact at the ECM ISC Backup Voltage circuit
 
PCM or TCM has an internal problem or has failed
 

Trouble Code: P0604

PCM or TCM Internal Random Access Memory Error

Trouble Code Conditions: Key on or engine running and the PCM or TCM detected an Internal Random Access Memory (RAM) error was present.

Possible Causes:



Poor terminal contact at the ECM Backup Voltage circuit
 
PCM or TCM has an internal problem or has failed
 

Trouble Code: P0605

PCM (Internal Controller) ROM Error

Trouble Code Conditions: Key on for 1 second, and the PCM detected an internal ROM error occurred during the initial Self-Test.

Possible Causes:



Clear the trouble codes and retest for this trouble code. If the same trouble code resets, the PCM has failed and must be replaced to repair this problem.
 

Trouble Code: P0630

VIN Not Programmed Or Incompatible- ECM/PCMECM

Trouble Code Conditions: PCM internal check. Enable condition, ignition ON. VIN does not exist in boot area.

Possible Causes:



PCM is new and has not yet been programmed
 
Faulty PCM
 

Trouble Code: P0650

Malfunction Indicator Lamp Circuit Malfunction

Trouble Code Conditions: Key on or engine running and the PCM detected an unexpected voltage condition on the Malfunction Indicator Lamp (MIL) circuit.

Possible Causes:



MIL control circuit open
 
MIL control circuit shorted to ground
 
MIL "bulb" is damaged or missing
 
PCM has failed (MIL control "driver" may be open or shorted)
 

Trouble Code: P0700

TCU Request For MIL ON

Trouble Code Conditions: Engine at normal operating temperature. Check for additional DTC-s.

Possible Causes:



poor connection
 
TCM
 
PCM/ECM
 

Trouble Code: P1115

HO2S-12 (Bank 1 Sensor 2) Heater Circuit Low Input

Trouble Code Conditions: Engine running, and PCM detected an unexpected voltage condition on the rear HO2S heater control circuit. Note: Inspect the HO2S connector for oil and water contamination.

Possible Causes:



HO2S heater control circuit open between HO2S and the PCM
 
HO2S heater control circuit is shorted to ground
 
HO2S heater is damaged or has failed
 
PCM has failed
 

Trouble Code: P1330

Spark Timing Adjustment Circuit Malfunction

Trouble Code Conditions: Key on, and the PCM detected an unexpected voltage condition between the ROM Change Tool circuit and the PCM.

Possible Causes:



Check the RCT circuit for short to ground
 
PCM has failed
 

Trouble Code: P1505

IAC Valve Opening Coil Signal Low

Trouble Code Conditions: Engine runtime over 5 seconds, and the PCM detected the IAC Valve Opening Coil signal remained in a low state during the test.

Possible Causes:



IAC valve control signal is open
 
IAC valve control signal is shorted to ground
 
IAC valve is damaged or has failed
 
PCM has failed (IAC "driver" circuit may be open in the PCM)
 

Trouble Code: P1506

IAC Valve Opening Coil Signal High

Trouble Code Conditions: Engine runtime over 5 seconds, and the PCM detected the IAC Valve Opening Coil signal remained in a high state during the test.

Possible Causes:



IAC valve control signal is shorted to system power (B+)
 
IAC valve is damaged or has failed
 
PCM has failed (IAC "driver" circuit may be shorted in the PCM)
 

Trouble Code: P1507

IAC Valve Closing Coil Signal Low

Trouble Code Conditions: Engine runtime over 5 seconds, and the PCM detected the IAC Valve Closing Coil signal remained in a low state during the test.

Possible Causes:



IAC valve control signal is open
 
IAC valve control signal is shorted to ground
 
IAC valve is damaged or has failed
 
PCM has failed (IAC "driver" circuit may be open in the PCM)
 

Trouble Code: P1508

IAC Valve Closing Coil Signal High

Trouble Code Conditions: Engine runtime over 5 seconds, and the PCM detected the IAC Valve Closing Coil signal remained in a high state during the test.

Possible Causes:



IAC valve control signal is shorted to system power (B+)
 
IAC valve is damaged or has failed
 
PCM has failed (IAC "driver" circuit may be shorted in the PCM)
 

Trouble Code: P1606

Chassis Accelerator Sensor Signal Performance

Trouble Code Conditions: Engine running and the PCM detected an unexpected voltage condition on the Chassis Accelerator sensor circuit during the test.

Possible Causes:



Chassis acceleration sensor signal circuit is open
 
Chassis acceleration sensor signal circuit is shorted to ground
 
Chassis acceleration sensor signal circuit is shorted to power
 
Chassis acceleration sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P1624

Cooling Fan Low Relay Circuit Malfunction

Trouble Code Conditions: Key on or engine running and the PCM detected the Cooling Fan Low Relay control circuit was in a low state during the CCM test.

Possible Causes:



Cooling fan low relay control circuit is open
 
Cooling fan low relay control circuit is shorted to ground
 
Cooling fan low relay is damaged or has failed
 
PCM has failed
 

Trouble Code: P1625

Cooling Fan High Relay Circuit Malfunction

Trouble Code Conditions: Key on or engine running, and the PCM detected the Cooling Fan High Relay 1 or 2 Control circuit was in a low state during the test.

Possible Causes:



Cooling fan high relay 1 or 2 control circuit is open
 
Cooling fan high relay 1 or 2 control circuit is shorted to ground
 
Cooling fan high relay 1 or 2 is damaged or has failed
 
PCM has failed
 

Trouble Code: P1642

Non-Immobilizer EMS Connected to Immobilizer

Trouble Code Conditions: Key on, and the PCM detected the signal from the Immobilizer Control Unit (ICU) was inconsistent during the self-test period.

Possible Causes:



Check the ICU (controller) for any related trouble codes
 

Trouble Code: P2096

Post Catalyst Fuel Trim System Too Lean (Bank 1)

Trouble Code Conditions: Case 1: Monitoring deviation of fuel trim control (long term). No relevant failure. Long term fuel trim active. Case 2: Monitoring deviation of fuel trim control (short term). No relevant failure. Short term fuel trim active. Current engine speed less than 500 rpm. Current mass air flow less than 400mg/rev. Current lambda correction mean value less than 4 percent.

Possible Causes:



Three way catalytic converter (TWC)
 
Rear HO2S
 

Trouble Code: P2097

Post Catalyst Fuel Trim System Too Rich (Bank 1)

Trouble Code Conditions: Case 1: Monitoring deviation of fuel trim control (long term). No relevant failure. Long term fuel trim active. Case 2: Monitoring deviation of fuel trim control (short term). No relevant failure. Short term fuel trim active. Current engine speed less than 500 rpm. Current mass air flow less than 400mg/rev. Current lambda correction mean value less than 4 percent.

Possible Causes:



Three way catalytic converter (TWC)
 
Rear HO2S
 

Trouble Code: P2110

Throttle Actuator Control Module Performance/Throttle Actuator Control System Stuck Closed (IG OFF)

Trouble Code Conditions: Valve stuck closed (#1). Ignition switch OFF. TPS output as throttle valve is closed less than 0.025 volt.

Possible Causes:



Poor connector
 
Faulty throttle valve
 
Faulty ETS motor
 
Faulty PCM
 

Trouble Code: P2118

Throttle Actuator Control Motor Current Range/Performance/Throttle Actuator Control Motor Circuit Op

Trouble Code Conditions: Vb open. Motor relay ON. Voltage to detect circuit open less than or equal to 4.0 volts.

Possible Causes:



Poor connection
 
Open in ETS relay circuit
 
Faulty ETS relay/fuse
 
Faulty PCM
 

Trouble Code: P2122

Throttle/Pedal Position Sensor/Switch D Circuit Low Input

Trouble Code Conditions: Accelerator position sensor (APS1) low input. ETS/PCM communication is normal. Output voltage of APS1 is less than 0.2 volt.

Possible Causes:



Poor connector
 
Faulty APS1
 
Open or short in APS1 circuit
 
Faulty PCM
 

Trouble Code: P2123

Throttle/Pedal Position Sensor/Switch D Circuit High Input

Trouble Code Conditions: Accelerator position sensor (APS1) high input. ETS/PCM communication is normal. Output voltage of APS1 is equal to or greater than 4.9 volts. Output voltage of APS2 is less than 4.1 volts.

Possible Causes:



Poor connector
 
Faulty APS1
 
Open or short in APS1 circuit
 
Faulty PCM
 

Trouble Code: P2127

Throttle/Pedal Position Sensor/Switch E Circuit Low Input

Trouble Code Conditions: Accelerator position sensor (APS2) low input. ETS/PCM communication is normal. Output voltage of APS2 is less than 0.2 volt.

Possible Causes:



Poor connection
 
Faulty APS2
 
Open or short in APS2 circuit
 
Faulty PCM
 

Trouble Code: P2128

Throttle/Pedal Position Sensor/Switch E Circuit High Input

Trouble Code Conditions: Accelerator position sensor (APS2) high input. ETS/PCM communication is normal. Output voltage of APS2 is greater than or equal to 4.9 volts. Output voltage of ASP1 is less than 4.1 volts.

Possible Causes:



Poor connection
 
Faulty APS2
 
Open or short in APS2 circuit
 
Faulty PCM
 

Trouble Code: P2138

Throttle/Pedal Position Sensor/Switch D/E Voltage Correlation

Trouble Code Conditions: Monitoring abnormal APS. Output voltage of APS1: 0.2 to 4.9 volts. Output voltage of APS2: 0.2 to 4.9 volts. Ignition switch ON.

Possible Causes:



Poor connection
 
Faulty APS
 
Faulty PCM
 

 
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