Kia_Sephia_Rio_Spectra_Optima_1998-2006

TroubleCodes (38 of 130)

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1.8L L4 VIN 5 Std



Trouble Code: P0343

Camshaft Position Sensor High Input

Trouble Code Conditions: Engine cranking and the PCM detected the CMP sensor signal was above a threshold value stored in memory during the CCM test.

Possible Causes:



CMP sensor signal circuit is shorted to VREF or system power
 
CMP sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0422

Catalyst Efficiency Below Normal (Bank 1)

Trouble Code Conditions: DTC P0100, P0102, P0103, P0136, P0139, P0140, P0171 and P0172 not set, engine running in closed loop at 720-2520 rpm, vehicle speed from 45-60 mph for 80 seconds, and the PCM detected the averaged Catalyst malfunction index was higher than the Threshold value for 3 seconds.

Possible Causes:



Air leaks at the exhaust manifold or in the exhaust pipes
 
Catalytic converter is damaged or has failed
 
Front HO2S or rear HO2S is contaminated with fuel or moisture
 
Front HO2S or rear HO2S heater is damaged or has failed
 
Front HO2S or rear HO2S is contaminated with fuel or moisture
 

Trouble Code: P0440

EVAP System Malfunction

Trouble Code Conditions: Engine started, ECT sensor signal less than158ºF at startup, IAT sensor signal more than 9.5ºF, system voltage over 10.0 volts engine runtime 15-20 minutes at cruise speed, then returned to idle speed, VSS indicating 0 mph, load value 2.2 ms, canister load factor less than 4.0, fuel tank pressure less than 0.5" Hg, then after the Idle Control system and Fuel Trim had stabilized, the PCM detected a fuel vapor leak (as small as 0.040") in the EVAP system during the EVAP Leak Test.

Possible Causes:



Fuel filler cap damaged, cross-threaded or loosely installed
 
Small hoses or cuts present in the EVAP vapor hoses/lines
 
EVAP purge valve is damaged or has failed
 

Trouble Code: P0441

EVAP System Malfunction

Trouble Code Conditions: ECT sensor signal less than158°F at startup, IAT sensor signal more than 9.05°F, system voltage more than 10.9 volts engine runtime 15-20 minutes at cruise speed, then returned to idle speed, VSS indicating 0 mph, load value 2.2 ms, canister load factor less than 4.0, fuel tank pressure less than 0.5" Hg, then after the Idle Control system and Fuel Trim stabilized, the PCM detected a continuous purge condition in the EVAP system during the Purge flow test.

Possible Causes:



Small hoses or cuts present in the EVAP vapor hoses/lines
 
EVAP canister purge solenoid is damaged or is stuck open
 
PCM has failed
 

Trouble Code: P0442

EVAP System Small Leak (0.040") Detected

Trouble Code Conditions: ECT sensor signal less than158°F at startup, IAT sensor signal more than 9.05°F, system voltage more than 10.9 volts engine runtime 15-20 minutes at cruise speed, then returned to idle speed, VSS indicating 0 mph, load value 2.2 ms, canister load factor less than 4.0, fuel tank pressure less than 0.5" Hg, then after the Idle Control system and Fuel Trim had stabilized, the PCM detected a fuel vapor leak (as small as 0.040") in the EVAP system during the EVAP Leak Test.

Possible Causes:



Fuel filler cap damaged, cross-threaded or loosely installed
 
Small leaks or cuts present in the EVAP vapor hoses/lines
 
EVAP purge valve is damaged or has failed
 
PCM has failed
 

Trouble Code: P0443

EVAP Purge Control Valve Circuit Malfunction

Trouble Code Conditions: Key on or engine running and the PCM detected an unexpected voltage condition on the EVAP Purge Control solenoid circuit.

Possible Causes:



Injector Fuse (B+) open to the Purge solenoid power circuit
 
Purge control solenoid control circuit is open or grounded
 
Purge control solenoid circuit is shorted to system power (B+)
 
Purge control solenoid is damaged or has failed
 
PCM has failed (Purge solenoid driver may be open or shorted)
 

Trouble Code: P0446

EVAP Vent Control Circuit Malfunction

Trouble Code Conditions: Key on or engine running and the PCM detected an unexpected voltage condition on the EVAP Vent Control solenoid circuit.

Possible Causes:



Injector Fuse (B+) open to the Vent solenoid power circuit
 
Vent control solenoid control circuit is open or grounded
 
Vent control solenoid circuit is shorted to system power (B+)
 
Vent control solenoid is damaged or has failed
 
PCM has failed (Vent solenoid driver may be open or shorted)
 

Trouble Code: P0450

EVAP Pressure Sensor Circuit Malfunction

Trouble Code Conditions: Key on or engine running and the PCM detected the Fuel Tank Pressure sensor signal was more than 4.9 volts or less than 0.14 volt.

Possible Causes:



FTP sensor signal circuit open or shorted to ground
 
FTP sensor signal circuit shorted to VREF or system power
 
FTP sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0451

EVAP Pressure Sensor Performance

Trouble Code Conditions: Engine at idle speed with the vehicle speed indicating 0 mph, then with the EVAP Vent Control solenoid commanded "on", the PCM detected the FTP sensor signal variation was less than 15 mv.

Possible Causes:



FTP sensor signal or ground circuit has high resistance
 
FTP sensor is damaged or out of calibration
 
EVAP canister close valve (CCV) is stuck closed
 
PCM has failed
 

Trouble Code: P0452

EVAP Pressure Sensor Circuit Low Input

Trouble Code Conditions: Key on or engine running and the PCM detected the Fuel Tank Pressure (FTP) sensor signal was less than 0.14 volt during the test.

Possible Causes:



FTP sensor signal circuit is shorted to ground
 
FTP sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0453

EVAP Pressure Sensor Circuit High Input

Trouble Code Conditions: Key on or engine running and the PCM detected the Fuel Tank Pressure (FTP) sensor signal was more than 4.90 volts during the test.

Possible Causes:



FTP sensor signal circuit is open
 
FTP sensor ground circuit is open
 
FTP sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0455

EVAP System Large Leak Detected

Trouble Code Conditions: ECT input at 38-95°F at startup, engine running at a steady throttle at over 6.2 mph for over 2 minutes, and the PCM detected the FTP sensor signal indicated more than -15 kPa in the EVAP Leak test.

Possible Causes:



Fuel filler cap damaged, cross-threaded or loosely installed
 
Small leaks or cuts present in the EVAP vapor hoses/lines
 
EVAP purge valve 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: P0505

Idle Speed System Malfunction

Trouble Code Conditions: Engine running at idle speed while in closed loop, and the PCM detected the Actual idle speed more than 100-200 rpm above or below the Target idle speed during the 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: 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: P0561

System Voltage Unstable

Trouble Code Conditions: Engine runtime over 4 minutes, and the PCM detected the system voltage rapidly changed its value by more than 3 volts. Note: If the Battery Backup circuit is open, the vehicle will not run.

Possible Causes:



Charging system problem (charging voltage interrupted)
 
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: 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: P1307

Chassis Acceleration Sensor Range/Performance

Trouble Code Conditions: Vehicle driven to a speed of over 10 mph and then returned to a stop and allowed to idle for 15 seconds, and the PCM detected the Chassis Acceleration Sensor input was not plausible during the test. Note: If DTC P0501 or P1500 is set, repair these trouble codes first.

Possible Causes:



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

Trouble Code: P1308

Chassis Acceleration Sensor Low Input

Trouble Code Conditions: Vehicle driven to a speed of over 10 mph, and the PCM detected the Chassis Acceleration Sensor signal was too low during the test. Note: If DTC P0501 or P1500 is set, repair these trouble codes first.

Possible Causes:



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

Trouble Code: P1309

Chassis Acceleration Sensor High Input

Trouble Code Conditions: Vehicle driven to a speed of over 10 mph, and the PCM detected the Chassis Acceleration Sensor signal was too high during the test. Note: If DTC P0501 or P1500 is set, repair these trouble codes first.

Possible Causes:



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

Trouble Code: P1458

Air Conditioning Compressor Clutch Circuit Malfunction

Trouble Code Conditions: Engine running and PCM detected an unexpected voltage condition on the A/C Compressor Clutch signal circuit during the test.

Possible Causes:



A/C compressor clutch circuit is open
 
A/C compressor clutch circuit is shorted to ground
 
A/C compressor clutch circuit is shorted to system power
 
PCM has failed
 

Trouble Code: P1500

Vehicle Speed Sensor Performance

Trouble Code Conditions: Engine running OSS signal over 775 rpm, L4 switch indicating "off", and the PCM did not detect any VSS signals during the CCM test.

Possible Causes:



Vehicle speed sensor circuit to the Meter Fuse is open
 
VSS signal ground circuit is open
 
VSS signal circuit is open or shorted to ground
 
VSS signal circuit is shorted to VREF or system power (B+)
 
VSS is damaged or failed, or the speedometer is damaged
 
TSB 2TD004 (8/00) contains information related to this code
 

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: P1611

MIL Request Circuit Low Input

Trouble Code Conditions: Key on or engine running, and the PCM detected the MIL Request circuit remained in a low state during the CCM test.

Possible Causes:



MIL request control circuit is shorted to sensor ground
 
MIL request control circuit is shorted to chassis ground
 
PCM is damaged
 

Trouble Code: P1614

MIL Request Circuit High Input

Trouble Code Conditions: Key on or engine running, and the PCM detected the MIL Request circuit remained in a high state during the CCM test.

Possible Causes:



MIL request control circuit is shorted to system power (B+)
 
MIL "bulb" circuit is open or missing
 
PCM is damaged
 

Trouble Code: P1624

MIL Request Circuit (TCM To PCM) Circuit Malfunction

Trouble Code Conditions: Key on or engine running and PCM detected a signal from the TCM indicating it had detected a problem in the MIL Request circuit.

Possible Causes:



Perform the related TCM diagnostics
 
TCM may have failed
 

Trouble Code: P1632

Generator Battery Detection Circuit Malfunction

Trouble Code Conditions: Engine running, and the PCM detected the Battery Detection circuit voltage was less than 8 volts during the CCM test.

Possible Causes:



Circuit C249-9 open between the Generator and the PCM
 
Generator is damaged or has failed
 
PCM has failed
 

Trouble Code: P1673

Cooling Fan Circuit Malfunction

Trouble Code Conditions: Key on or the engine running and the PCM detected an unexpected voltage condition on the Fan control circuit during the CCM test. Note: The cooling fan relay pull-in coil resistance is 80 ohms at 68°F.

Possible Causes:



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

Trouble Code: P1693

MIL Circuit Malfunction

Trouble Code Conditions: Key on, and the PCM detected an unexpected voltage condition on the TCM to MIL control circuit during the CCM test.

Possible Causes:



MIL control circuit is open
 
MIL control circuit is shorted to ground
 
MIL control circuit is shorted to system power (B+)
 
MIL "bulb" is open or missing
 
PCM has failed
 

Trouble Code: P1797

Clutch Pedal Switch Clutch Malfunction

Trouble Code Conditions: Engine running, and the PCM did not detect a change in the Clutch switch signal for 33 seconds after the clutch was engaged and released.

Possible Causes:



Clutch pedal position switch signal circuit is open
 
Clutch pedal position switch signal circuit is shorted to ground
 
Clutch pedal position switch signal circuit is shorted to power
 
Clutch pedal position switch is damaged or has failed
 
PCM has failed
 

 
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