P0011 CMP Timing over-advanced
• The actual valve timing is over-advanced by 17° from the target valve timing when the OCV is controlled in the maximum valve timing retard condition.
Monitoring conditionP0012 CMP Timing over-retarded
• Actual valve timing is over-retarded by 5° from the target valve timing for 5 s when the OCV system control is within the feed-back range.
Monitoring conditionP0031 Front HO2S heater circuit low input
• The PCM monitors the front HO2S heater control signal. If the PCM turns the front HO2S heater off but front HO2S heater circuit has low voltage, PCM determines that front HO2S heater circuit has malfunction.
P0032 Front HO2S heater circuit high input
• The PCM monitors the front HO2S heater control signal. If the PCM turns the front HO2S heater on but the front HO2S heater circuit has high voltage, the PCM determines that the front HO2S heater circuit has malfunction.
P0037 Rear HO2S heater circuit low input
• The PCM monitors the rear HO2S heater control signal at PCM terminal 2C. If the PCM turns the rear HO2S heater off but the rear HO2S heater circuit has low voltage, the PCM determines that the rear HO2S heater circuit has a malfunction.
P0038 Rear HO2S heater circuit high input
• The PCM monitors the rear HO2S heater control signal at PCM terminal 2C. If the PCM turns the rear HO2S heater on but the rear HO2S heater circuit has high voltage, the PCM determines that the rear HO2S heater circuit has a malfunction.
P0101 MAF sensor circuit range/performance problem
• The PCM compares actual MAF amount with expected MAF amount when the engine is running.
P0102 MAF sensor circuit low input
• The PCM monitors input voltage from the MAF sensor when the engine is running. If the input voltage at PCM terminal 1AC is below 0.21 V, the PCM determines that the MAF circuit has a malfunction.
P0103 MAF sensor circuit high input
• The PCM monitors input voltage from the MAF sensor when the engine is running. If the input voltage at PCM terminal 1AC is above 4.9 V, the PCM determines that the MAF circuit has a malfunction.
P0107 MAP sensor circuit low input
• The PCM monitors the input voltage from the MAP sensor when the intake air temperature is above 10 °C {50 °F}. If the input voltage at PCM terminal 2AL is below 0.1V, the PCM determines that the MAP sensor circuit has a malfunction.
P0108 MAP sensor circuit high input
• The PCM monitors the input voltage from the MAP sensor when the intake air temperature is above 10 °C {50 °F}. If the input voltage at PCM terminal 2AL is above 4.9V, the PCM determines that the MAP sensor circuit has a malfunction.
P0111 IAT circuit range/performance problem
• If the intake air temperature is higher than the engine coolant temperature by 40 °C {104 °F} with the ignition key at on, the PCM determines that there is an IAT sensor performance problem.
P0112 IAT sensor circuit low input
• The PCM monitors the IAT sensor signal at PCM terminal 1AH. If the PCM detects the IAT sensor voltage below 0.16 V, the PCM determines that the IAT sensor circuit has malfunction.
P0113 IAT sensor circuit high input
• The PCM monitors the input voltage from the IAT sensor if input voltage at PCM terminal 1AH is above 4.8 V, the PCM determines that IAT sensor circuit has malfunction.
P0117 ECT sensor circuit low input
• The PCM monitors the ECT sensor signal at PCM terminal 2AK. If the PCM detects ECT sensor voltage below 0.2 V, the PCM determines that the ECT sensor circuit has a malfunction.
P0118 ECT sensor circuit high input
• The PCM monitors ECT sensor signal at PCM terminal 2AK. If the PCM detects ECT sensor voltage above 4.6 V, the PCM determines that the ECT sensor circuit has a malfunction.
P0121 TP sensor stuck closed
• If the PCM detects that the throttle valve opening angle is below 12.5% for 5 s after the following conditions are met, the PCM determines that the TP is stuck closed:
MONITORING CONDITION• If the PCM detects that throttle valve opening angle is above 50% for 5 s after the following conditions are met, the PCM determines that the TP is stuck open:
MONITORING CONDITIONP0122 TP sensor circuit low input
• If the PCM detects the TP sensor voltage at PCM terminal 2I is below 0.1 V while the engine is running, the PCM determines that the TP circuit has malfunction.
P0123 TP sensor circuit high input
• If the PCM detects the TP sensor voltage at PCM terminal 2I is above 4.9 V while the engine is running, the PCM determines that the TP circuit has malfunction.
P0125 Excessive time to enter closed loop fuel control
• The PCM monitors the ECT sensor signal at PCM terminal 2AK after the engine is started while the engine is cold. If the engine coolant temperature does not reach the expected temperature for a specified period, the PCM determines that it has taken an excessive amount of time for the engine coolant temperature to reach the temperature necessary to start closed-loop fuel control.
P0132 Front HO2S circuit high input
• The PCM monitors the input voltage from the front HO2S. If the input voltage from the front HO2S sensor is above 1.2 V for 0.8 s, the PCM determines that circuit input is high.
P0133 Front HO2S circuit problem
• The PCM monitors the inversion cycle period, lean-to-rich response time and rich-to-lean response time of the sensor. The PCM calculates the average of the inversion cycle period-specified inversion cycles, average response time from lean-to-rich, and from rich-to-lean when the following conditions are met. If any exceeds the threshold, the PCM determines that the circuit has a malfunction.
MONITORING CONDITIONSP0134 Front HO2S no activity detected
• The PCM monitors the input voltage from the front HO2S when the following conditions are met. If the input voltage from the sensor never exceeds 0.55 V for 83.2 s, the PCM determines that sensor circuit is not activated.
MONITORING CONDITIONSP0138 Rear HO2S circuit high input
• The PCM monitors input voltage from rear HO2S. If the input voltage from the rear HO2S sensor is above 1.2 V for 0.8 s, the PCM determines that circuit input is high.
P0140 Rear HO2S no activity detected
• The PCM monitors the input voltage from the rear HO2S when the following conditions are met. If the input voltage from the sensor never exceeds 0.55 V for 30.4 s, the PCM determines that the sensor circuit is not activated.
MONITORING CONDITIONSP0300 Random misfire detected
• The PCM monitors the CKP sensor input signal interval time. The PCM calculates the change of interval time for each cylinder. If the change of interval time exceeds the preprogrammed criteria, the PCM detects a misfire in the corresponding cylinder. While the engine is running, the PCM counts number of misfires that occurred at 200 crankshaft revolutions and 1,000 crankshaft revolutions and calculates the misfire ratio for each crankshaft revolution. If the ratio exceeds the preprogrammed criteria, the PCM determines that a misfire, which can damage the catalytic converter or effect emission performance, has occurred.
P0301 Cylinder No.1 misfire detected
• The PCM monitors the CKP sensor input signal interval time. The PCM calculates the change of interval time for each cylinder. If the change of interval time exceeds the preprogrammed criteria, the PCM detects a misfire in the corresponding cylinder. While the engine is running, the PCM counts number of misfires that occurred at 200 crankshaft revolutions and 1,000 crankshaft revolutions and calculates the misfire ratio for each crankshaft revolution. If the ratio exceeds the preprogrammed criteria, the PCM determines that a misfire, which can damage the catalytic converter or effect emission performance, has occurred.
P0302 Cylinder No.2 misfire detected
• The PCM monitors the CKP sensor input signal interval time. The PCM calculates the change of interval time for each cylinder. If the change of interval time exceeds the preprogrammed criteria, the PCM detects a misfire in the corresponding cylinder. While the engine is running, the PCM counts the number of misfires that occurred at 200 crankshaft revolutions and 1,000 crankshaft revolutions and calculates the misfire ratio for each crankshaft revolution. If the ratio exceeds the preprogrammed criteria, the PCM determines that a misfire, which can damage the catalytic converter or effect emission performance, has occurred.
P0303 Cylinder No.3 misfire detected
• The PCM monitors the CKP sensor input signal interval time. The PCM calculates the change of interval time for each cylinder. If the change of interval time exceeds the preprogrammed criteria, the PCM detects a misfire in the corresponding cylinder. While the engine is running, the PCM counts the number of misfires that occurred at 200 crankshaft revolutions and 1,000 crankshaft revolutions and calculates the misfire ratio for each crankshaft revolution. If the ratio exceeds the preprogrammed criteria, the PCM determines that a misfire, which can damage the catalytic converter or effect emission performance, has occurred.
P0304 Cylinder No.4 misfire detected
• The PCM monitors the CKP sensor input signal interval time. The PCM calculates the change of interval time for each cylinder. If the change of interval time exceeds the preprogrammed criteria, the PCM detects a misfire in the corresponding cylinder. While the engine is running, the PCM counts the number of misfires that occurred at 200 crankshaft revolutions and 1,000 crankshaft revolutions and calculates the misfire ratio for each crankshaft revolution. If the ratio exceeds the preprogrammed criteria, the PCM determines that a misfire, which can damage the catalytic converter or affect emission performance, has occurred.
P0327 KS circuit low input
• The PCM monitors the input signal from the KS when the engine is running. If the input voltage between PCM terminals 2Q and 2R is below 0.06 V, the PCM determines that the knock sensor circuit has a malfunction.
P0328 KS circuit high input
• The PCM monitors the input signal from the KS when the engine is running. If the input voltage at PCM terminals between 2Q and 2R is above 4.9 V, the PCM determines that the knock sensor circuit has a malfunction.
P0335 CKP sensor circuit problem
• If the PCM does not receive input voltage from the CKP sensor for 4.2 s while the MAF is 2.0 g/s {0.26 lb/min} or above, the PCM determines that the CKP sensor circuit has a malfunction.
P0340 CMP sensor circuit problem
• The PCM monitors the input voltage from the CMP sensor when the engine is running. If the PCM does not receive input voltage from the CMP sensor while the PCM receives input signal from the CKP sensor, the PCM determines that the CMP circuit has a malfunction.
P0403 EGR valve (stepper motor) circuit problem
• The PCM monitors input voltage from the EGR valve. If the voltage at PCM terminals 2AU, 2AR, 2AY and/or 2AV remain low or high, the PCM determines that the EGR valve circuit has a malfunction.
P0420 Catalyst system efficiency below threshold
• The PCM monitors input voltages from the purge solenoid valve. If the voltage at PCM terminal 2AN remains low or high, the PCM determines that the purge solenoid valve circuit has a malfunction.
MONITORING CONDITIONP0443 Purge solenoid valve circuit problem
• The PCM monitors input voltages from the purge solenoid valve. If the voltage at PCM terminal 2AN remains low or high, the PCM determines that the purge solenoid valve circuit has a malfunction.
P0480 Fan control circuit problem
• The PCM monitors input voltages from the fan control module. If the voltage at PCM terminal 1W remains low or high, the PCM determines that the fan control circuit has a malfunction.
P0500 VSS circuit problem
• The PCM monitors the vehicle speed from the ABS HU/CM or DSC HU/CM. If the PCM dose not receive the input vehicle speed signal, the PCM determines that the VSS circuit problem.
P0505 IAC system problem
• The PCM cannot control idle speed toward target idle speed during the KOER self test.
P0506 Idle control system RPM lower than expected
• Actual idle speed is lower than expected by 100 rpm for 14 s, when brake pedal is depressed (brake switch is on) and steering wheel is held straight ahead (power steering pressure switch is off).
P0507 Idle control system RPM higher than expected
• The actual idle speed is higher than expected by 200 rpm for 14 s, when the brake pedal is depressed (brake switch is on) and the steering wheel is held straight ahead (power steering pressure switch is off).
P0511 IAC valve circuit problem
• If the PCM detects that PCM terminal 2E voltage is above or below the threshold* when the IAC control duty target is within 16-30%, the PCM determines that the IAC valve circuit has a malfunction.
*: Detected threshold value depends on battery voltage and IAC control signal duty value.
P0602 PCM programming error
• No configuration data in the PCM
P0610 PCM vehicle options error
• PCM data configuration error
P0661 Variable intake-air solenoid valve circuit low input
• The PCM monitors the VIS control solenoid valve control signal at PCM terminal 2AJ. If the PCM turns the VIS control solenoid valve off but voltage at PCM terminal 2AJ still remains low, the PCM determines that the VIS control solenoid valve circuit has a malfunction.
P0662 Variable intake-air solenoid valve circuit high input
• The PCM monitors the VIS control solenoid valve control signal at PCM terminal 2AJ. If the PCM turns VIS control solenoid valve on but the voltage at PCM terminal 2AJ still remains high, the PCM determines that the VIS control solenoid valve circuit has a malfunction.
P0703 Brake switch input circuit problem
• The PCM monitors changes in input voltage from the brake switch. If the PCM does not detect PCM terminal 1AU voltage changes while alternately accelerating and decelerating eight times, the PCM determines that the brake switch circuit has a malfunction.
P0704 CPP switch input circuit problem
• The PCM monitors changes in the input voltage from the clutch pedal position switch. If the PCM does not detect PCM terminal 1O voltage changes while the vehicle runs and stops eight times, the PCM determines that the clutch pedal position switch circuit has a malfunction.
P0850 Neutral switch input circuit problem
• The PCM monitors changes in the input voltage from the neutral switch. If the PCM does not detect PCM terminal 1S voltage changes while running the vehicle with a vehicle speed above 30 km/h {19 mph} and the clutch pedal depressed and released 10 times repeatedly, PCM determines that the neutral switch circuit has a malfunction.
P1260 Immobilizer system problem
• The instrument cluster detects an immobilizer system malfunction.
P2006 Variable tumble shutter valve stuck closed
• The PCM monitors the mass air amount. If the actual air flow amount is below the estimated air flow amount when the following monitoring conditions are met, the PCM determines that the VTCS shutter valve is stuck closed.
MONITORING CONDITIONSP2009 Variable tumble solenoid valve circuit low input
• The PCM monitors the variable tumble control solenoid valve control signal at PCM terminal 2AI. If the PCM turns the variable tumble control solenoid valve off but the voltage at PCM terminal 2AI still remains low, the PCM determines that the variable tumble control solenoid valve circuit has a malfunction.
P2010 Variable tumble solenoid valve circuit high input
• The PCM monitors variable the tumble control solenoid valve control signal at PCM terminal 2AI. If the PCM turns the variable tumble control solenoid valve on but voltage at PCM terminal 2AI still remains high, the PCM determines that the variable tumble control solenoid valve circuit has a malfunction.
P2088 OCV circuit low
• The PCM monitors the OCV voltage. If the PCM detects the OCV control voltage (calculated from the OCV) is below the threshold voltage (calculated from the battery positive voltage), the PCM determines that the OCV circuit has a malfunction.
P2089 OCV circuit high
• The PCM monitors the OCV voltage. If the PCM detects the OCV control voltage (calculated from the OCV) is above the threshold voltage (calculated from battery positive voltage), the PCM determines that the OCV circuit has a malfunction.
P2096 Target A/F feedback system too lean
• The PCM monitors the target A/F fuel trim when under the target A/F feedback control. If the fuel trim is more than the specification, the PCM determines that the target A/F feedback system is too lean.
P2097 Target A/F feedback system too rich
• The PCM monitors the target A/F fuel trim when under the target A/F feedback control. If the fuel trim is less than the specification, the PCM determines that the target A/F feedback system is too rich.
P2177 Fuel system too lean at off idle
• The PCM monitors the short term fuel trim (SHRTFT), long term fuel trim (LONGFT) during the closed loop fuel control at off-idle. If the LONGFT or the sum total of these fuel trims exceed the preprogrammed criteria, the PCM determines that the fuel system is too lean at off-idle.
P2178 Fuel system too rich at off idle
• The PCM monitors the short term fuel trim (SHRTFT), long term fuel trim (LONGFT) during the closed loop fuel control at off-idle. If the LONGFT or the sum total of these fuel trims exceed the preprogrammed criteria, the PCM determines that the fuel system is too rich at off-idle.
P2187 Fuel system too lean at idle
• The PCM monitors short term fuel trim (SHRTFT) and long term fuel trim (LONGFT) during the closed loop fuel control at idle. If the LONGFT or the sum total of these fuel terms exceed the preprogrammed criteria, the PCM determines that the fuel system is too lean at idle.
P2188 Fuel system too rich at idle
• The PCM monitors short term fuel trim (SHRTFT), long term fuel trim (LONGFT) during the closed loop fuel control at idle. If the LONGFT or the sum total of these fuel terms exceed the preprogrammed criteria, the PCM determines that the fuel system is too rich at idle.
P2195 Front HO2S signal stuck lean
• The PCM monitors the front HO2S output voltage when the following conditions are met. If the output voltage is less than 0.45 V for 41 s, the PCM determines that the front HO2S signal remains lean.
MONITORING CONDITIONP2196 Front HO2S signal stuck rich
• The PCM monitors the front HO2S output voltage when the following conditions are met. If output voltage is more than 0.45 V for 41 s, the PCM determines that the front HO2S signal remains lean.
MONITORING CONDITIONP2228 BARO sensor circuit low input
• The PCM monitors the input voltage from the BARO sensor. If the input voltage at PCM terminal 1AG is below 1.99 V, the PCM determines that the BARO sensor circuit has a malfunction.
P2229 BARO sensor circuit high input
• The PCM monitors the input voltage from the BARO sensor. If the input voltage at PCM terminal 1AG is above 4.43 V, the PCM determines that the BARO sensor circuit has a malfunction.
P2502 Charging system voltage problem
• The PCM determines that the generator output voltage is above 17 V or battery voltage is below 11 V while the engine is running.
P2503 Charging system voltage low
• The PCM needs more than 20 A from the generator, and judges generator output voltage to be below 8.5 V while the engine is running.
P2504 Charging system voltage high
• The PCM determines that the generator output voltage is above 18.5 V or battery voltage is above 16.0 V while the engine is running.
P2507 PCM B+ voltage low
• The PCM monitors the voltage at the back-up battery positive terminal at PCM terminal 1BA. If the PCM detected battery positive terminal voltage below 2.5 V for 2 s, the PCM determines that the backup voltage circuit has a malfunction.