DTC DETECTION LOGIC AND CONDITIONS [ZJ, ZY]

id0102c0100300

P0011:00 CMP-timing over-advanced

• If the actual valve timing advances excessively against the target valve timing with the following condition met:

― Variable valve timing control: maximum cam retard mode

P0012:00 CMP-timing over-retarded

• If the actual valve timing retards excessively against the target valve timing with the following condition met:

― Variable valve timing control: feedback hold mode

P0030:00 A/F sensor heater control circuit problem

• If the A/F sensor impedance is 44 ohms or more for 20 min or more even though the A/F sensor heater control is operated for 200 s.

P0031:00 A/F sensor heater control circuit low input

• If the input voltage to the A/F sensor heater drive terminal in the PCM is low for 1 s or more even though the A/F sensor is duty-controlled at under 90% by the PCM.

Note

• A/F sensor heater is controlled by duty signal.

P0032:00 A/F sensor heater control circuit high input

• If the input voltage to the A/F sensor heater drive terminal in the PCM is high for 1 s or more even though the A/F sensor is duty-controlled at 10% or more by the PCM.

Note

• A/F sensor heater is controlled by duty signal.

P0037:00 HO2S heater control circuit low input

• If the input voltage to the HO2S heater drive terminal in the PCM is low for 0.5 s or more even though the HO2S is duty-controlled at under 90% by the PCM.

Note

• HO2S heater is controlled by duty signal.

P0038:00 HO2S heater control circuit high input

• If the input voltage to the HO2S heater drive terminal in the PCM is high for 0.5 s or more even though the HO2S is duty-controlled at 10% or more by the PCM.

Note

• HO2S heater is controlled by duty signal.

P0101:00 MAF sensor circuit range/performance problem

• The PCM monitors mass intake air flow amount when the engine is running.

― If the mass intake air flow amount is above 96 g/s for 5 s and the engine speed is less than 2,000 rpm with the engine running and engine coolant temperature is more than 70 °C {158 °F}, the PCM determines that the detected mass intake air flow amount is too high.

― If the mass intake air flow amount is below 5 g/s for 5 s and the engine speed is above 500 rpm with engine running and the throttle opening angle more than 50% with the engine running, the PCM determines that detected the mass intake air flow amount is too low.

P0102:00 MAF sensor circuit low input

• If the input voltage is less than 0.21 V, the PCM determines that the MAF sensor circuit has a malfunction.

P0103:00 MAF sensor circuit high input

• If the input voltage is more than 4.9 V, the PCM determines that the MAF sensor circuit has a malfunction.

P0107:00 MAP sensor circuit low input

• If the input voltage is less than 0.1 V, the PCM determines that the MAP sensor circuit has a malfunction.

P0108:00 MAP sensor circuit high input

• If the input voltage is more than 4.8 V, the PCM determines that the MAP sensor circuit has a malfunction.

P0111:00 IAT sensor circuit range/performance problem

• The PCM compares the IAT with the ECT when the engine is running. If the IAT is higher than the ECT by 40 °C {72 °F} for 60 s, the PCM determines that there is an IAT sensor circuit range/performance problem.

P0112:00 IAT sensor circuit low input

• If the PCM detects that the IAT sensor voltage is less than 0.16 V, the PCM determines that the IAT sensor circuit has a malfunction.

P0113:00 IAT sensor circuit high input

• If the input voltage is more than 4.8 V, the PCM determines that the IAT sensor circuit has a malfunction.

P0117:00 ECT sensor circuit low input

• If the PCM detects that the ECT sensor voltage is less than 0.2 V, the PCM determines that the ECT sensor circuit has a malfunction.

P0118:00 ECT sensor circuit high input

• If the PCM detects that the ECT sensor voltage is more than 4.9 V, the PCM determines that the ECT sensor circuit has a malfunction.

P0122:00 TP sensor No.1 circuit low input

• If the PCM detects that the TP sensor No.1 voltage is less than 0.2 V while the engine is running, the PCM determines that the TP sensor No.1 circuit has a malfunction.

P0123:00 TP sensor No.1 circuit high input

• If the PCM detects that the TP sensor No.1 voltage is more than 4.9 V after the ignition switch is turned to the ON position, the PCM determines that the TP sensor No.1 circuit has a malfunction.

P0125:00 Insufficient coolant temperature for closed loop fuel control

• The PCM monitors the ECT after cold engine start. If the ECT does not reach the specification in a certain period, the PCM determines that the engine coolant temperature for closed loop fuel control is insufficient.

P0130:00 A/F sensor circuit problem

• If the A/F sensor electrical resistance is 500 ohms or more for 2 s or more even though the A/F sensor heater is operated.

P0131:00 A/F sensor circuit low input

• If the voltage for control of the A/F sensor in the PCM is 1.13 V (+ terminal) or lower, or 0.64 V (- terminal) or lower.

P0132:00 A/F sensor circuit high input

• If the voltage for control of the A/F sensor in the PCM is 3.59 V (+ terminal) or lower, or 3.54 V (- terminal) or lower.

P0133:00 A/F sensor circuit slow response

• The PCM monitors the peak differential value of oxygen sensor signal after A/F fluctuation being provided when the following conditions are met. If the peak differential value is lower than the threshold value.

• The PCM determines that the A/F sensor circuit is slow.

MONITORING CONDITIONS

― A/F Sensor Heater, HO2S Heater, A/F Sensor, HO2S, and TWC Repair Verification Drive Mode

― The following conditions are met:

• A/F sensor heater monitor is completed.

• Fuel system loop status is closed loop fuel control.

― Engine speed: 1,500—3,500 rpm

― Absolute load: 21—71% (at engine speed: 2,500 rpm)

― Intake air volume: 5—40 g/s

― Engine coolant temperature: above 70 °C {158 °F}

P0134:00 A/F sensor circuit no activity detected

• If the A/F sensor element impedance is 40 ohms or more even though 54 s have elapsed since the heater was energized.

P0138:00 HO2S circuit high input

• If the input voltage is 1.2 V or more for 0.8 s or more, the PCM determines that the HO2S circuit voltage is high.

P0140:00 HO2S circuit no activity detected

• If the input voltage from the HO2S never exceeds 0.55 V for 30.4 s or more, the PCM determines that the HO2S circuit is not activated.

P0222:00 TP sensor No.2 circuit low input

• If the input voltage is less than 0.1 V, the PCM determines that the TP sensor No.2 circuit input voltage is low.

P0223:00 TP sensor No.2 circuit high input

• If the input voltage is more than 4.9 V, the PCM determines that the TP sensor No.2 circuit input voltage is high.

P0300:00 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 change of interval time exceeds the preprogrammed criteria, the PCM detects 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.

P0301:00, P0302:00, P0303:00, P0304:00 Each cylinder 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.

P0327:00 KS circuit low input

• If the input voltage is less than 1.25 V, the PCM determines that the KS circuit has a malfunction.

P0328:00 KS circuit high input

• If the input voltage is more than 3.75 V, the PCM determines that the KS circuit has a malfunction.

P0335:00 CKP sensor circuit problem

• If the PCM does not receive the input voltage from the CKP sensor for 4.2 s or more while the MAF is 1.43 g/s {0.189 lb/min} or more, the PCM determines that there is a CKP sensor circuit problem.

P0340:00 CMP sensor circuit problem

• If there is no CMP sensor signal input even though there is a CKP sensor signal input.

• If a malfunction is detected in the input pulse pattern from the CMP sensor.

P0403:00 EGR control circuit problem

• If the voltage of the EGR valve control signal remains low or high, the PCM determines that there is the EGR valve control circuit problem.

P0420:00 Catalyst system efficiency below threshold

• The PCM compares the number of the A/F sensor and HO2S inversions for a predetermined time. The PCM monitors the number of inversions the rear side performs while the front side inverts for a specified number of times when the following monitoring conditions are met. The PCM detects the inversion ratio. If inversion ratio is below the threshold, the PCM determines that the catalyst system has deteriorated.

MONITORING CONDITIONS

― A/F Sensor Heater, HO2S Heater, A/F Sensor, HO2S, and TWC Repair Verification Drive Mode

― Engine speed: 1,500— 3,000 rpm

― Calculated TWC temperature in PCM: more than 540 °C {1,004 °F}

― Absolute load: 17—48%^*1

^*1: Maximum absolute load value varies depending on the engine speed.

P0443:00 Purge solenoid valve circuit problem

• If the voltage of the purge solenoid valve control signal remains low or high, the PCM determines that there is a purge solenoid valve control circuit problem.

P0480:00 Cooling fan relay No.1 control circuit problem

• If the voltage remain low or high, the PCM determines that the cooling fan relay No.1 control has a malfunction.

P0481:00 Cooling fan relay No.2 control circuit problem

• If the voltage remain low or high, the PCM determines that the cooling fan relay No.2 control has a malfunction.

P0500:00 VSS circuit problem

• If the wheel speed input via CAN from the ABS HU/CM or DSC HU/CM is abnormal.

P0505:00 IAC system problem

• The PCM cannot control idle speed toward target idle speed while KOER self test.

P0506:00 IAC system RPM lower than expected

• The actual idle speed is lower than expected by 100 rpm for 14 s when the brake pedal is depressed (brake switch is on).

Note

• If the intake air temperature is below –10 °C {14 °F}, the PCM cancels the diagnosis of DTC P0506:00.

P0507:00 IAC 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).

Note

• If the intake air temperature is below –10 °C {14 °F}, the PCM cancels diagnosis of DTC P0507:00.

P0537:00 Evaporator temperature sensor circuit low input

• If the input voltage is less than 0.08 V for 16 s or more, the PCM determines that the evaporator temperature sensor circuit has a malfunction.

Note

• A/F sensor heater is controlled by duty signal.

P0538:00 Evaporator temperature sensor circuit high input

• If the input voltage is 4.9 V or more for 16 s or more, the PCM determines that the evaporator temperature sensor circuit has a malfunction.

P0564:00 Cruise control switch circuit malfunction

• If any of the following conditions are met, the PCM determines that the cruise control switch circuit has a malfunction.

― The input voltage is 6.0 V or more for 2 min or more.

― The input voltage is 4.6 V or less for 2 min or more.

P0571:00 Brake switch circuit malfunction

• The PCM monitors changes in input voltage for brake switch No.1 and No.2 (signal from instrument cluster). If the PCM detects that both brake switches No.1 and No.2 remain on or off for 15 s, it determines that the brake switch circuit has a malfunction.

P0601:00 PCM memory check sum error

• The PCM internal malfunction.

P0602:00 PCM programming error

• No configuration data in the PCM.

P0604:00 PCM random access memory error

• The PCM internal random access memory error.

P0606:00 PCM processor error

• If the CPU in the PCM has a malfunction.

P0610:00 PCM vehicle configuration error

• The PCM data configuration error.

P0638:00 Throttle valve actuator control circuit range/performance problem

• If the difference between the actual and target throttle positions is within the specification.

P0660:00 Variable intake air control circuit malfunction

• If the PCM turns the variable intake air shutter valve actuator to open or close but the voltages do not coincide with the PCM signal voltages, the PCM determines that the variable intake air control circuit has a malfunction.

• The PCM could not perform the self test for the variable intake air control circuit.

P0668:00 PCM temperature sensor circuit low input

• If the PCM detects that the PCM temperature sensor voltage is less than the specification, the PCM determines that the PCM temperature sensor has a malfunction.

P0669:00 PCM temperature sensor circuit high input

• If the PCM detects that the PCM temperature sensor voltage is more than the specification, the PCM determines that the PCM temperature sensor has a malfunction.

P0703:00 Brake switch input circuit problem

• The PCM monitors the input signal from the brake switch. If the input signal does not change while following decelerating 8 times, the PCM determines that there is a brake switch input circuit problem.

MONITORING CONDITIONS

― Vehicle speed is from above 30 km/h {19 mph}to 30 km/h {19 mph} or less

― Deceleration rate exceeds 3.8 km/h {2.4 mph} per 0.1 s

P0704:00 CPP switch circuit malfunction

• The PCM monitors the input signal from the CPP switch. If the input signal does not change while following decelerating 8 times, the PCM determines that there is a CPP switch input circuit problem.

MONITORING CONDITIONS

― Vehicle speed: from above 30 km/h {19 mph}to 30 km/h {19 mph} or less

P0850:00 Neutral switch input circuit problem

• The PCM monitors changes in input voltage from neutral switch. If the PCM does not detect voltage changes while running vehicle with vehicle speed 30 km/h {19 mph} or more and clutch pedal turns press and depress 10 times repeatedly, the PCM determines that there is a neutral switch circuit problem.

P1260:00 Immobilizer system problem

• Vehicles without advanced keyless and start system:

― If the instrument cluster detects a malfunction in the immobilizer system.

• Vehicles with advanced keyless and start system:

― If the keyless control module detects a malfunction in the immobilizer system.

P1384:00 OCV circuit malfunction

• If any of the following conditions are met during the KOER self test:

― The PCM cannot control the actual valve timing at the target valve timing.

― The PCM cannot hold the valve timing.

P2008:00 Variable tumble control circuit malfunction

• If the PCM turns the variable tumble shutter valve actuator to open or close but voltages do not coincide with the PCM signal voltages the PCM determines that the variable tumble control circuit has a malfunction.

• Variable tumble control IC error.

P2088:00 Variable valve timing control circuit low input

• If the variable valve timing control current is lower than the specification even though the target duty ratio for the variable valve timing control is 99% or higher.

P2089:00 Variable valve timing control circuit high input

• If the PCM detects that the OCV drive current is as specified or more when the OCV control duty target is 3% or less, the PCM determines that the variable valve timing control circuit is high.

P2096:00 Target A/F feedback system too lean

• If the fuel correction amount corresponding to the HO2S target voltage exceeds the specified value while performing HO2S feedback correction.

P2097:00 Target A/F feedback system too rich

• If the fuel correction amount corresponding to the HO2S target voltage is lower than the specified value while performing HO2S feedback correction.

P2101:00 Throttle valve actuator power supply line circuit problem

• The PCM turns the main relay on but the input voltage is 5.0 V or less, the PCM determines that the main relay control circuit voltage is low.

• The PCM monitors the input voltage from the main relay. The PCM turns the main relay off but the input voltage is 5.0 V or more, the PCM determines that the main relay control circuit voltage is high.

P2107:00 Throttle valve actuator control module processor error

• The PCM internal malfunction.

P2108:00 Throttle valve actuator control module performance error

• The PCM internal malfunction.

P2109:00 TP sensor minimum stop range/performance problem

• If the fully-open throttle position is 5.1 ° or lower, or 15.9 ° or more even though the fully-open throttle position learning is finished.

P2112:00 Throttle valve actuator control system range/performance problem

• If the duty ratio is 95% or more, the PCM determines that there is a throttle valve actuator control system range/performance problem.

P2119:00 Throttle valve actuator control throttle body range/performance problem

• The PCM compares the actual TP with initial setting TP when the ignition switch is turned off. If the TP is lower than the initial setting TP, the PCM determines that there is a throttle valve return spring malfunction.

P2122:00 APP sensor No.1 circuit low input

• If the input voltage is 0.35 V or less, the PCM determines that the APP sensor No.1 circuit input voltage is low.

P2123:00 APP sensor No.1 circuit high input

• If the input voltage is 4.8 V or more, the PCM determines that the APP sensor No.1 circuit input voltage is high.

P2127:00 APP sensor No.2 circuit low input

• If the input voltage is 0.35 V or less, the PCM determines that the APP sensor No.2 circuit input voltage is low.

P2128:00 APP sensor No.2 circuit high input

• If the input voltage is 4.8 V or more, the PCM determines that the APP sensor No.2 circuit input voltage is high.

P2135:00 TP sensor No.1/No.2 voltage correlation problem

• The PCM compares the input voltage from TP sensor No.1 with the input voltage from TP sensor No.2 when the engine is running. If the difference is more than the specification, the PCM determines that there is a TP sensor No.1/No.2 voltage correlation problem.

P2138:00 APP sensor No.1/No.2 voltage correlation problem

• The PCM compares the input voltage from APP sensor No.1 with the input voltage from APP sensor No.2 when the engine is running. If the difference is more than the specification, the PCM determines that there is a APP sensor No.1/No.2 voltage correlation problem.

P2177:00 Fuel system too lean at off idle

• The PCM monitors short term fuel trim (SHRTFT) and long term fuel trim (LONGFT) during closed loop fuel control during off-idle. If the LONGFT or the sum total of these fuel trims exceed pre programmed criteria, the PCM determines that fuel system is too lean during off-idle.

P2178:00 Fuel system too rich at off idle

• The PCM monitors short term fuel trim (SHRTFT) and long term fuel trim (LONGFT) during closed loop fuel control at off-idle. If the LONGFT or the sum total of these fuel trims exceed pre programmed criteria, the PCM determines that fuel system is too rich at off-idle.

P2187:00 Fuel system too lean at idle

• The PCM monitors short term fuel trim (SHRTFT) and long term fuel trim (LONGFT) during closed loop fuel control during idle. If the LONGFT or the sum total of these fuel trims and correction exceed pre programmed criteria, the PCM determines that fuel system is too lean during idle.

P2188:00 Fuel system too rich at idle

• The PCM monitors the 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 pre programmed criteria, the PCM determines that fuel system is too rich at idle.

P2195:00 A/F sensor signal stuck lean

• The PCM monitors the A/F sensor output current when the following conditions are met. If the output current is 1.2 A or more for 25 s, the PCM determines that the A/F sensor signal remains lean.

MONITORING CONDITIONS

― ECT: 70 °C {158 °F} or more

― Engine speed: 1,000—3,200 rpm

― MAF amount: 6—80 g/s {0.80—10.58 lb/min}

― Target A/F feedback system status: feedback control

P2196:00 A/F sensor signal stuck rich

• The PCM monitors the A/F sensor output current when the following conditions are met. If the output current is 0.85 A or less for 25 s, the PCM determines that the A/F sensor signal remains rich.

MONITORING CONDITIONS

― ECT: 70 °C {158 °F} or more

― Engine speed: 1,000—3,200 rpm

― MAF amount: 6—80 g/s {0.80—10.58 lb/min}

― Target A/F feedback system status: feedback control

P2502:00 Charging system voltage problem

• The PCM determines that the generator output voltage is 17 V or more or the battery voltage is 11 V or less while the engine running.

P2503:00 Charging system voltage low input

• If 5 s or more have elapsed with the generator output voltage 8.49 V or lower and the battery output voltage 10 V or more even though the generator target output current while the engine is running is 19.5 A or more.

P2504:00 Charging system voltage high input

• The PCM determines that the generator output voltage is 18.5 V or more or battery voltage is 16.0 V or more while the engine running.

P2507:00 PCM power input signal low input

• The PCM monitors the voltage of the backup battery positive. If the PCM detects that the battery positive terminal voltage is 2.5 V or less for 2 s, the PCM determines that the backup voltage circuit has a malfunction.

U3000:41 PCM processor error

• The PCM internal EEPROM malfunction.