Kia Sportage 1998-02

2.0L L4 - Std 2

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Trouble Code: P0302



Cylinder 2 Misfire Detected

Possible Causes:



Fuel metering (fuel injector dirty) problem affecting Cylinder 2
 
Base engine (compression) problem affecting Cylinder 2
 
Ignition system (spark plug or plug wire) problem on Cylinder 2
 

Trouble Code: P0303



Cylinder 3 Misfire Detected

Possible Causes:



Fuel metering (fuel injector dirty) problem affecting Cylinder 3
 
Base engine (compression) problem affecting Cylinder 3
 
Ignition system (spark plug or plug wire) problem on Cylinder 3
 

Trouble Code: P0304



Cylinder 4 Misfire Detected

Possible Causes:



Fuel metering (fuel injector dirty) problem affecting Cylinder 4
 
Base engine (compression) problem affecting Cylinder 4
 
Ignition system (spark plug or plug wire) problem on Cylinder 4
 

Trouble Code: P0326



Knock Sensor Circuit Malfunction (Bank 1)

Possible Causes:



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

Trouble Code: P0335



Crankshaft Position Sensor Circuit Malfunction

Possible Causes:



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

Trouble Code: P0336



Crankshaft Position Sensor Performance

Possible Causes:



CKP sensor signal circuit connections loose (intermittent fault)
 
CKP sensor wiring harness has a connection fault (intermittent)
 
CKP to Target Wheel "air gap" is incorrect
 
CKP sensor is damaged or has failed
 

Trouble Code: P0340



Camshaft Position Sensor Circuit Malfunction

Possible Causes:



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

Trouble Code: P0342



Camshaft Position Sensor Low Input

Possible Causes:



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

Trouble Code: P0343



Camshaft Position Sensor High Input

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)

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

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

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

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

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

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: P0451



EVAP Pressure Sensor Performance

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

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

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

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

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

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

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

Possible Causes:



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

Trouble Code: P0562



System Voltage Low Input

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

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

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

Possible Causes:



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

Trouble Code: P1115



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

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: P1307



Chassis Acceleration Sensor Range/Performance

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

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

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: P1386



Knock Sensor Control Zero Test

Possible Causes:



Knock sensor 1 or 2 circuit is open
 
Knock sensor 1 or 2 circuit is shorted to ground
 
Knock sensor 1 or knock sensor 2 is damaged or has failed
 
PCM has failed
 

Trouble Code: P1458



Air Conditioning Compressor Clutch Circuit Malfunction

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

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

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

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

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

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: P1586



A/T To M/T Codification

Possible Causes:



A/T to M/T codification input circuit is open
 
A/T to M/T codification input circuit is shorted to ground
 
A/T to M/T codification input circuit is VREF or system power
 
PCM has failed
 

Trouble Code: P1606



Chassis Accelerator Sensor Signal Performance

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
 

 
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