Menu +
Generic selectors
Exact matches only
Search in title
Search in content
Post Type Selectors

DTC DETECTION LOGIC AND CONDITIONS [PCM (SKYACTIV-G 2.0)]

< Previous Next >

2016 – MX-5 – Engine

DTC DETECTION LOGIC AND CONDITIONS [PCM (SKYACTIV-G 2.0)]

DTC No.

Condition

Detection condition

B10A2:00

Vehicle collision

  • A collision signal from the SAS control module is received.

P0010:00

Electric variable valve timing control circuit range/performance problem

  • Any one of the following conditions is met:

    • A malfunction is detected in the results of the on-board diagnostic test received from the electric variable valve timing driver.

    • The motor speed signal received from the electric variable valve timing driver is in error.

P0011:00

Electric variable valve timing control system: over-advanced

  • For the advance amount from the maximum intake valve retard position, a condition in which the actual advance amount is larger than the target value continues for a specified period of time.

P0012:00

Electric variable valve timing control system: over-retarded

  • For the advance amount from the maximum intake valve retard position, a condition in which the actual advance amount is smaller than the target value continues for a specified period of time.

P0014:00

Hydraulic variable valve timing control system: over-advanced

  • For the advance amount from the maximum exhaust valve retard position, a condition in which the actual advance amount is larger than the target value continues for a specified period of time.

P0015:00

Hydraulic variable valve timing control system: over-retarded

  • For the advance amount from the maximum exhaust valve retard position, a condition in which the actual advance amount is smaller than the target value continues for a specified period of time.

P0016:00*2

CKP-CMP (intake side) correlation problem

  • The PCM monitors the input pulses from the CKP sensor and intake CMP sensor. If the input pulse pick-up timing do not match each other, the PCM determines that the camshaft position does not coincide with the crankshaft position.

P0017:00*2

CKP-CMP (exhaust side) correlation problem

  • The PCM monitors the input pulses from the CKP sensor and exhaust CMP sensor. If the input pulse pick-up timing do not match each other, the PCM determines that the camshaft position does not coincide with the crankshaft position.

P0031:00

A/F sensor heater control circuit low input

  • When the PCM controls the A/F sensor heater, the voltage input to the PCM is too low.

P0032:00

A/F sensor heater control circuit high input

  • When the PCM controls the A/F sensor heater, the voltage input to the PCM is too high.

P0037:00

HO2S heater control circuit low input

  • When the PCM controls the HO2S heater, the voltage input to the PCM is too low.

P0038:00

HO2S heater control circuit high input

  • When the PCM controls the HO2S heater, the voltage input to the PCM is too high.

P0053:00*2

A/F sensor heater resistance

  • The PCM monitors the A/F sensor heater resistance when under the A/F sensor heater control. If the resistance is more than 30 ohms, the PCM determines that there is a A/F sensor circuit problem.

P0054:00*2

HO2S heater resistance

  • The PCM monitors the HO2S heater resistance when under the HO2S heater control. If the resistance is more than 34 ohms, the PCM determines that there is a HO2S heater circuit problem.

P0069:00

Manifold absolute pressure/atmospheric pressure correlation problem

  • The PCM monitors the difference between the intake manifold vacuum and the atmospheric pressure. If the difference is below −12 kPa {−0.12 kgf/cm2, −1.7 psi} or above 12 kPa {0.12 kgf/cm2, 1.7 psi} when the following conditions are met, the PCM determines that there is a MAP sensor performance problem.

    • MONITORING CONDITIONS

    • 12—15 s from when ignition is switched off.

P0072:00

Ambient temperature sensor circuit low input

  • The PCM monitors the input signal from the ambient temperature sensor. If the voltage from the ambient temperature sensor is below 0.18 V, the PCM determines that the ambient temperature sensor circuit has a malfunction.

P0073:00

Ambient temperature sensor circuit high input

  • The PCM monitors the input signal from the ambient temperature sensor. If the voltage from the ambient temperature sensor is above 4.88 V, the PCM determines that the ambient temperature sensor circuit has a malfunction.

P0087:00

Fuel pressure sensor circuit range/performance problem

  • The actual fuel pressure is lower than the target fuel pressure by 1.2 MPa {12 kgf/cm2, 174 psi} or more even though the fuel pressure feedback amount is maintained high.

P0088:00

Fuel pressure sensor circuit range/performance problem

  • The actual fuel pressure becomes higher than the target fuel pressure by 1.2 MPa {12 kgf/cm2, 174 psi} while the fuel pressure feedback amount is maintained high.

P0089:00

Spill valve control solenoid valve control circuit range/performance problem

  • The average fuel pressure on the high pressure side, measured by the fuel pressure sensor, exceeds the specified value.

P0091:00

Fuel pressure regulator control circuit low input

  • When the PCM turns the spill valve control solenoid valve off but the spill valve control solenoid valve control circuit voltage is low for 5 s, the PCM determines that the spill valve control solenoid valve control circuit has a malfunction.

    • MONITORING CONDITIONS

    • The following conditions are met:

      • Engine speed: 5,700 rpm or less

      • Battery voltage: 10.5 V or more

P0092:00

Fuel pressure regulator control circuit high input

  • When the PCM turns the spill valve control solenoid valve on but the spill valve control solenoid valve circuit voltage is high for 5 s, the PCM determines that the spill valve control solenoid valve control circuit has a malfunction.

    • MONITORING CONDITIONS

    • The following conditions are met:

      • Engine speed: 5,700 rpm or less

      • Battery voltage: 10.5 V or more

P0097:00

IAT sensor No.2 circuit low input

  • If the PCM detects that the IAT sensor No.2 voltage at the PCM terminal 1CE is 0.33 V or less for 5 s, the PCM determines that the IAT sensor No.2 circuit voltage is low.

P0098:00

IAT sensor No.2 circuit high input

  • If the PCM detects that the IAT sensor No.2 voltage at the PCM terminal 1CE is 4.96 V or more for 5 s, the PCM determines that the IAT sensor No.2 circuit voltage is high.

P0101:00

MAF sensor circuit range/performance problem

  • The difference between the intake air amount measured by the MAF sensor and the estimated intake air amount estimated by the MAP sensor is outside of the specified value.

P0102:00

MAF sensor circuit low input

  • The PCM monitors input voltage from the MAF sensor. If the input voltage at the PCM terminal 2BC is below 0.2 V for 5 s, the PCM determines that the MAF sensor circuit has a malfunction.

P0103:00

MAF sensor circuit high input

  • The PCM monitors the input voltage from the MAF sensor. If the input voltage at the PCM terminal 2BC is above 4.94 V for 5 s, the PCM determines that the MAF sensor circuit has a malfunction.

P0107:00

MAP sensor circuit low input

  • The PCM monitors the input voltage from the MAP sensor. If the input voltage at the PCM terminal 1BW is below 0.08 V for 5 s, the PCM determines that the MAP sensor circuit has a malfunction.

P0108:00

MAP sensor circuit high input

  • The PCM monitors the input voltage from the MAP sensor. If the input voltage at the PCM terminal 1BW is above 4.89 V for 5 s, the PCM determines that the MAP sensor circuit has a malfunction.

P0112:00

IAT sensor No.1 circuit low input

  • The PCM monitors the IAT sensor No.1 signal. If the PCM detects that the IAT sensor No.1 voltage at the PCM terminal 2U is below 0.19 V for 5 s, the PCM determines that the IAT sensor No.1 circuit has a malfunction.

P0113:00

IAT sensor No.1 circuit high input

  • The PCM monitors the IAT sensor No.1 signal. If the PCM detects that the IAT sensor No.1 voltage at the PCM terminal 2U is above 4.62 V for 5 s, the PCM determines that the IAT sensor No.1 circuit has a malfunction.

P0116:00

ECT sensor No.1 circuit range/performance problem

  • During the 5 min after the engine is started, the engine coolant temperature does not increase above 6 °C {11 °F}.

P0117:00

ECT sensor No.1 circuit low input

  • The PCM monitors the ECT sensor No.1 signal. If the PCM detects that the ECT sensor No.1 voltage at the PCM terminal 1AK is below 0.2 V for 5 s, the PCM determines that the ECT sensor No.1 circuit has a malfunction.

P0118:00

ECT sensor No.1 circuit high input

  • The PCM monitors the ECT sensor No.1 signal. If the PCM detects that the ECT sensor No.1 voltage at the PCM terminal 1AK is above 4.9 V for 5 s, the PCM determines that the ECT sensor No.1 circuit has a malfunction.

P011A:00*2

ECT sensor No.1/No.2 performance problem

  • Any of the following conditions is met after the ignition is switched ON*1:

    • The ECT sensor No.2 detected temperature is approx. 25.0 °C {45.0 °F} higher than the ECT sensor No.1.

    • The ECT sensor No.2 detected temperature is approx. −48.0 °C {−54.0 °F}.

    • The ECT sensor No.2 detected temperature is approx. 28 °C {50 °F} higher than the ECT sensor No.1 when the intake air temperature is 15 °C {59 °F} or more*2.

  • *1: Ignition is switched ON when 6 h or more have passed since the ignition was switched off.

  • *2: Perform determination according to the intake air temperature conditions when the calculated intake air amount exceeds 5,000 g {176.4 oz} (difference between ECT sensors No.1 and No.2 is determined engine coolant temperature value at engine start).

P0122:00

TP sensor No.1 circuit low input

  • If the PCM detects that the TP sensor No.1 voltage at the PCM terminal 1BP is below 0.1 V, 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 at the PCM terminal 1BP is above 4.9 V, the PCM determines that the TP sensor No.1 circuit has a malfunction.

P0126:00*2

Thermostat stuck open

  • Actual engine coolant temperature does not exceed 71 °C {160 °F} even though the estimated engine coolant temperature after the engine is started exceeds 71 °C {160 °F}.

P0130:00

Voltage problem between PCM terminal 1AB and PCM terminal 1AG

  • A condition in which the voltage between PCM terminals 1AB and 1AG exceeds the specified range continues for the specified period or more.

P0131:00

A/F sensor circuit low input

  • Any one of the following conditions is met:

    • Voltage of A/F sensor terminal F is less than specified value

    • Voltage of A/F sensor terminal D is less than specified value

    • Voltage of A/F sensor terminal B is less than specified value

P0132:00

A/F sensor circuit high input

  • Any one of the following conditions is met:

    • Voltage of A/F sensor terminal F is more than specified value

    • Voltage of A/F sensor terminal D is more than specified value

    • Voltage of A/F sensor terminal B is more than specified value

P0133:00

A/F sensor circuit slow response

  • The response speed of the A/F sensor input signal when the air/fuel ratio is fluctuated is slow.

P0134:00

A/F sensor circuit no activity detected

  • The condition in which the A/F sensor element impedance is the specified value or more continues for 35 s.

P0137:00

HO2S circuit low input

  • A condition in which the HO2S input voltage is less than the specified value continues for the specified period.

P0138:00

HO2S circuit high input

  • A condition in which the HO2S input voltage exceeds the specified value continues for the specified period.

P013A:00*2

HO2S: Slow response (during transition from rich to lean)

  • The response speed of the HO2S input signal when the air/fuel ratio is fluctuated from rich to lean is slow.

P013B:00*2

HO2S: Slow response (during transition from lean to rich)

  • The response speed of the HO2S input signal when the air/fuel ratio is fluctuated from lean to rich is slow.

P0140:00

HO2S circuit no activity detected

  • With the estimated temperature of the HO2S element exceeding the specified value, a condition in which the HO2S signal voltage is less than the specified value continues for the specified period.

P0171:00

Fuel trim system too lean

  • Any one of the following conditions is met:

    • The sum of the fuel feedback correction amount (SHRTFT1) and the fuel learning correction amount (LONGFT1) is the specified value (30 %) or more, and 10 s or more have elapsed with the fuel learning correction amount (LONGFT1) at the specified value (15 %) or more.

    • While the engine is idling or the vehicle is driven, the fuel feedback correction amount reaches the upper limit (25 % or more) for 20 s or more.

P0172:00

Fuel trim system too rich

  • Any one of the following conditions is met:

    • The sum of the fuel feedback correction amount (SHRTFT1) and the fuel learning correction amount (LONGFT1) is the specified value (−25 %) or less, and 10 s or more have elapsed with the fuel learning correction amount (LONGFT1) at the specified value (−15 %) or less.

    • While the engine is idling or the vehicle is driven, the fuel feedback correction amount reaches the lower limit (−25 % or less) for 20 s or more.

P0192:00

Fuel pressure sensor circuit low input

  • If the input voltage at the PCM terminal 1CA is less than 0.16 V for 5 s, the PCM determines that the fuel pressure sensor circuit is low.

P0193:00

Fuel pressure sensor circuit high input

  • If the input voltage at the PCM terminal 1CA is more than 4.86 V for 5 s, the PCM determines that the fuel pressure sensor circuit is high.

P0201:00

Fuel injector circuit/open cylinder No.1

  • If the fuel injection verification signal is not input at 25 times continuously even though the PCM drives the fuel injector No.1, the PCM determines that there is an open circuit in the fuel injector No.1 control circuit.

    • MONITORING CONDITIONS

    • The following conditions are met:

      • Battery voltage: 10.5 V or more

      • Fuel injection control: except during fuel cut

P0202:00

Fuel injector circuit/open cylinder No.2

  • If the fuel injection verification signal is not input at 25 times continuously even though the PCM drives the fuel injector No.2, the PCM determines that there is an open circuit in the fuel injector No.2 control circuit.

    • MONITORING CONDITIONS

    • The following conditions are met:

      • Battery voltage: 10.5 V or more

      • Fuel injection control: except during fuel cut

P0203:00

Fuel injector circuit/open cylinder No.3

  • If the fuel injection verification signal is not input at 25 times continuously even though the PCM drives the fuel injector No.3, the PCM determines that there is an open circuit in the fuel injector No.3 control circuit.

    • MONITORING CONDITIONS

    • The following conditions are met:

      • Battery voltage: 10.5 V or more

      • Fuel injection control: except during fuel cut

P0204:00

Fuel injector circuit/open cylinder No.4

  • If the fuel injection verification signal is not input at 25 times continuously even though the PCM drives the fuel injector No.4, the PCM determines that there is an open circuit in the fuel injector No.4 control circuit.

    • MONITORING CONDITIONS

    • The following conditions are met:

      • Battery voltage: 10.5 V or more

      • Fuel injection control: except during fuel cut

P0222:00

TP sensor No.2 circuit low input

  • If the PCM detects that the TP sensor No.2 voltage at the PCM terminal 1BU is below 0.1 V, the PCM determines that the TP sensor No.2 circuit has a malfunction.

P0223:00

TP sensor No.2 circuit high input

  • If the PCM detects that the TP sensor No.2 voltage at the PCM terminal 1BU is above 4.9 V, the PCM determines that the TP sensor No.2 circuit has a malfunction.

P0300:00

Random misfire detected

  • Any one of the following conditions is met:

    • The misfire rate for every 200 rotations of the crankshaft exceeds the specified value (misfire which may damage catalytic converter).

    • The misfire rate for every 1,000 rotations of the crankshaft exceeds the specified value (misfire going against emission regulations).

P0301:00

Cylinder No.1 misfire detected

  • Any one of the following conditions is met:

    • The misfire rate of specific cylinders for every 200 rotations of the crankshaft exceeds the specified value (misfire which may damage catalytic converter).

    • The misfire rate of specific cylinders for every 1,000 rotations of the crankshaft exceeds the specified value (misfire going against emission regulations).

P0302:00

Cylinder No.2 misfire detected

P0303:00

Cylinder No.3 misfire detected

P0304:00

Cylinder No.4 misfire detected

P0327:00

KS circuit low input

  • The PCM monitors input signal from the KS. If the input voltage is low for 5 s, the PCM determines that the KS circuit has a malfunction.

P0328:00

KS circuit high input

  • The PCM monitors input signal from the KS. If the input voltage is high for 5 s, the PCM determines that the KS circuit has a malfunction.

P0335:00

CKP sensor circuit problem

  • There is no CKP sensor signal input while the exhaust camshaft rotates 5 times.

  • The CKP sensor input signal pattern, received while the crankshaft rotates 10 times, is incorrect.

P0340:00

Intake CMP sensor circuit problem

  • The intake CMP sensor input signal pattern, received while the crankshaft rotates 24 times, is incorrect.

P0365:00

Exhaust CMP sensor circuit problem

  • The exhaust CMP sensor input signal pattern, received while the crankshaft rotates 24 times, is incorrect.

  • Cylinder identification is not completed while the crankshaft rotates 15 times.

P0421:00

Catalytic converter system

  • The PCM detects that the HO2S output fluctuates from lean to rich in a short amount of time at specified times continuously after recovery from fuel cut control.

P0442:00*2

Evaporative gas leakage (leakage amount: low)

  • Hole of 0.04 in (1.0 mm) or more in evaporative gas passage

P0443:00

Purge solenoid valve circuit problem

  • The purge control voltage at the PCM terminal 1AI is low or high relative to the PCM control condition.

P0446:00*2

CV solenoid valve control circuit problem

  • The PCM monitors the CV solenoid valve circuit for an electrical failure. The test fails when the signal moves outside the minimum or maximum allowable calibrated parameters for a specified canister vent duty cycle by the PCM command.

P0451:00*2

Fuel tank pressure sensor: sensor characteristic malfunction

  • The fuel tank pressure sensor input voltage is the threshold or more.

P0452:00*2

Fuel tank pressure sensor low input

  • The PCM monitors the EVAP control system fuel tank pressure sensor input signal to the PCM. The test fails when the signal average drops below a minimum allowable calibrated parameter.

P0453:00*2

Fuel tank pressure sensor high input

  • The PCM monitors the EVAP control system fuel tank pressure sensor input signal to the PCM. The test fails when the signal average jumps above a maximum allowable calibrated parameter.

P0454:00*2

Fuel tank pressure sensor intermittent malfunction

  • Any one of the following conditions is met:

    • The difference between the currently detected fuel tank pressure sensor input voltage and the previously detected input voltage is large.

    • The input voltage of the fuel tank pressure sensor remains low or high.

P0455:00*2

Evaporative gas leakage (leakage amount: large)

  • Hole of 0.09 in (2.25 mm) or more in evaporative gas passage

P0456:00*3

Evaporative gas leakage (leakage amount: extremely low)

  • Hole of 0.02 in (0.5 mm) or more in evaporative gas passage

P0457:00*2

Fuel-filler cap installation malfunction

  • Hole of 0.09 in (2.25 mm) or more in evaporative gas passage

P0460:00*2

Fuel level sensor circuit malfunction

  • The PCM monitors the fuel tank level sensor output signal. If the difference between maximum and minimum value of input signal is 25 % or more for 14 s, the PCM determines that there is a fuel level sensor circuit malfunction.

P0461:00

Fuel gauge sender unit circuit range/performance problem

  • The change in the remaining fuel quantity in the fuel tank is less than 5 % when the amount of fuel consumption by fuel injection reaches 25 L {6.6 US gal, 5.5 Imp gal}.

P0462:00

Fuel gauge sender unit circuit low input

  • The PCM monitors the fuel level signal and fuel gauge sender unit output voltage from the instrument cluster. If the PCM detects a fuel level or fuel gauge sender unit output voltage that is too low, the PCM determines that the fuel gauge sender unit circuit has a malfunction.

P0463:00

Fuel gauge sender unit circuit high input

  • The PCM monitors the fuel level signal and fuel gauge sender unit output voltage from the instrument cluster. If the PCM detects a fuel level or fuel gauge sender unit output voltage that is too high, the PCM determines that the fuel gauge sender unit circuit has a malfunction.

P0480:00

Cooling fan control circuit malfunction

  • The PCM monitors the input voltage from the fan control module. If the voltage at the PCM terminal 2X remains low or high for 5 s, the PCM determines that the fan control circuit has a malfunction.

P0500:00

VSS circuit problem

  • An error in the wheel speed signal from the DSC HU/CM is detected by CAN when the following conditions are met:

    • Neutral switch and CPP switch: OFF (MT)

    • Shift position: except P or N position (AT)

    • Absolute load: above 40 %

    • Engine speed: above 2,000 rpm

    • Brake switch: OFF

P0504:00

Brake switch circuit problem

  • The condition in which the brake switch No.1 and No.2 signals are both on or off for 3 s or more is repeated five times when performing the brake operation.

P0506:00*2

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 atmospheric pressure is less than 72.2 kPa {0.736 kgf/cm2, 10.5 psi} or the intake air temperature is below −10 °C {14 °F}, the PCM cancels the diagnosis of DTC P0506:00.

P0507:00*2

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 atmospheric pressure is less than 72.2 kPa {0.736 kgf/cm2, 10.5 psi} or the intake air temperature is below −10 °C {14 °F}, the PCM cancels the diagnosis of DTC P0507:00.

P050A:00*2

Cold start IAC system performance problem

  • The difference between the actual engine speed and the target engine speed is 100 rpm or more.

P050B:00*2

Cold start ignition timing performance problem

  • PCM internal RAM malfunction.

P0520:00

Oil pressure switch circuit problem

  • The oil pressure switch is off for a continuous 5 s even though the engine is stopped.

P0524:00

Engine oil pressure too low

  • The oil pressure switch is on for a continuous 5 s with the following condition met: (engine oil warning light illuminates when 1 s has elapsed)

    • When engine speed is above 650 rpm and engine coolant temperature is 30 °C {86 °F} or less

    • When engine speed is above 1,500 rpm and engine coolant temperature is 68 °C {154 °F} or less

    • When engine speed is above 2,500 rpm and engine coolant temperature is 68 °C {154 °F} or more

P0532:00

Refrigerant pressure sensor circuit low input

  • The PCM monitors input voltage from the refrigerant pressure sensor. If the input voltage at the PCM terminal 2AX is below 0.1 V for 5 s, the PCM determines that the refrigerant pressure sensor circuit has a malfunction.

P0533:00

Refrigerant pressure sensor circuit high input

  • The PCM monitors input voltage from the refrigerant pressure sensor. If the input voltage at the PCM terminal 2AX is above 4.9 V for 5 s, the PCM determines that the refrigerant pressure sensor circuit has a malfunction.

P0555:00

Vacuum sensor 2 circuit problem

  • The PCM monitors the vacuum sensor 2 signal voltage while the ignition is switched ON. If the PCM detects the vacuum sensor 2 voltage is below 0.15 V or above 4.8 V for 5 s, the PCM determines that the vacuum sensor 2 circuit has problem.

P0600:00

Serial communication link

  • PCM internal malfunction.

P0601:00

PCM memory check sum error

  • PCM internal memory check sum error.

P0602:00*2

PCM programming error

  • No configuration data in the PCM.

P0604:00

PCM RAM error

  • PCM internal RAM malfunction.

P0606:00

PCM processor error

  • PCM internal CPU malfunction.

P0607:00

Control module performance problem

  • PCM internal malfunction.

P0610:00*2

PCM vehicle configuration error

  • PCM data configuration error.

P061B:00

Internal control module torque calculation performance problem

  • Indicates an error occurred in the PCM.

  • There is a malfunction in the sensor input signal to the PCM.

P061D:00

Internal control module engine air mass performance problem

  • Indicates an error occurred in the PCM.

P061F:00

Internal control module throttle valve actuator controller performance problem

  • When any of the following conditions is met:

    • Start stop unit internal malfunction

    • CAN communication line malfunction between start stop unit and PCM

    • PCM internal malfunction

P0638:00

Throttle valve actuator control range/performance problem

  • The PCM compares the actual TP with the target TP. If the difference is more than the threshold value, the PCM determines that there is a throttle valve actuator control range/performance problem.

P064D:00

Internal control module A/F sensor processor performance problem

  • Malfunction in A/F sensor signal circuit in PCM occurs.

P0685:00

Main relay control circuit open

  • The period of time in which the PCM power supply remains on after the ignition is switched off is not within the specified time.

P06B8:00

Internal control module non-volatile RAM error

  • PCM internal EEPROM malfunction.

P06DA:00

Engine oil solenoid valve circuit problem

  • The engine oil solenoid valve control current is high or the control voltage at the PCM terminal 1AS is low relative to the PCM control condition.

P0703:00

Brake switch input circuit problem

  • The brake switch does not switch even though the vehicle is stopped 8 times repeatedly from a vehicle speed of 30 km/h {19 mph} or more.

P0704:00*4

CPP switch input circuit problem

  • The PCM monitors changes in input voltage from the CPP switch. If the PCM does not detect a voltage change while the vehicle runs with vehicle speed above 30 km/h {19 mph} and stops 8 times alternately, the PCM determines that the CPP switch circuit has a malfunction.

P0850:00*4

Neutral switch input circuit problem

  • The PCM monitors changes in input voltage from the neutral switch. If the PCM does not detect a voltage change while driving the vehicle at a vehicle speed above 30 km/h {19 mph} and the clutch pedal is pressed and released 10 times repeatedly, the PCM determines that the neutral switch circuit has a malfunction.

P111A:00

Engine coolant temperature is high

  • The engine coolant temperature is 122 °C {252 °F} or more.

P117A:00

Engine oil temperature is high

  • With the transmission in 5th gear or lower gear, an engine speed of 6,100 rpm or more continues for 6 min.

P1260:00

Immobilizer system problem

  • The start stop unit detects an immobilizer system malfunction.

P130C:00*2

Pre-ignition detected

  • Pre-ignition is detected a few times continuously.

P1380:00

Electric variable valve timing control circuit problem

  • A malfunction is detected in the results of the on-board diagnostic test received from the electric variable valve timing driver.

P144A:00*2

Evaporator system: clogging between fuel tank and fuel tank pressure sensor

  • The following conditions are all met while the vehicle is being driven:

    • If negative pressure is inducted to the fuel tank via the intake manifold by the operation of the purge solenoid valve with the fuel tank in a sealed condition and the target negative pressure is reached within a shorter period of time than the estimated time.

    • When the barometric pressure in the fuel tank is fixed and the purge solenoid valve is opened/closed, the negative pressure fluctuation in the fuel tank generates negative pressure exceeding the threshold.

P1450:00*2

Evaporator system: abnormal negative pressure in fuel tank

  • Target negative pressure exceeding the specified time or more is generated from negative pressure inducted to the fuel tank by the operation of the purge solenoid valve after the fuel tank is sealed (CV solenoid valve ON).

P151B:00*1

IAC system problem

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

P2090:00

OCV circuit low input

  • The OCV control voltage relative to the PCM control is too low.

P2091:00

OCV circuit high input

  • The OCV control voltage relative to the PCM control is too high.

P2096:00*2

HO2S fuel injection control system: air fuel too lean

  • Depending on the correction deviation of the A/F sensor, a condition in which the fuel feedback correction amount (SHRTFT12) for the HO2S is the specified value (2 %) or more and the sum (SHRTFT12+LONGFT12) of the fuel feedback correction amount and the fuel learning correction amount is the specified value (2.3—2.5 %) or more continues for a period of 25 s.

P2097:00*2

HO2S fuel injection control system: air fuel too rich

  • Depending on the correction deviation of the A/F sensor, a condition in which the fuel feedback correction amount (SHRTFT12) for the HO2S is the specified value (−2 %) or less and the sum (SHRTFT12+LONGFT12) of the fuel feedback correction amount and the fuel learning correction amount is the specified value (−2.5— −2.3 %) or less continues for a period of 25 s.

P2101:00

Throttle valve actuator control motor circuit range/performance problem

  • The PCM turns the main relay on, but if the input voltage is 6.0 V or less, then the PCM determines that the main relay control circuit voltage is low.

  • There is a system error in the electrical throttle control system of the PCM.

P2107:00

Throttle valve actuator control module processor error

  • PCM internal malfunction.

P2109:00

TP sensor minimum stop range/performance problem

  • If the fully-close throttle position is 5.1 ° or lower, or 15.9 ° or more (even though fully-closed throttle position learning is finished), the PCM determines there is a malfunction.

P2110:00

Throttle valve actuator control system-forced limited RPM

  • PCM internal malfunction.

P2112:00

Throttle valve actuator motor current range/performance problem

  • The throttle valve actuator control duty ratio is 95 % or more with the ignition switched ON (engine on).

P2119:00

Throttle valve actuator control throttle body range/performance problem

  • The PCM compares the actual TP with initial setting TP when the ignition is switched off. If the actual TP is higher 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

  • The PCM monitors the input voltage from APP sensor No.1. If the input voltage at the PCM terminal 2AN is less than 0.1 V, the PCM determines that the APP sensor No.1 circuit input voltage is low.

P2123:00

APP sensor No.1 circuit high input

  • The PCM monitors the input voltage from APP sensor No.1. If the input voltage at the PCM terminal 2AN is above 4.9 V, the PCM determines that the APP sensor No.1 circuit input voltage is high.

P2127:00

APP sensor No.2 circuit low input

  • The PCM monitors the input voltage from APP sensor No.2. If the input voltage at the PCM terminal 2AS is less than 0.1 V, the PCM determines that the APP sensor No.2 circuit has a malfunction.

P2128:00

APP sensor No.2 circuit high input

  • The PCM monitors the input voltage from APP sensor No.2. If the input voltage at the PCM terminal 2AS is more than 4.9 V, the PCM determines that the APP sensor No.2 circuit has a malfunction.

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. 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. If the difference is more than the specification, the PCM determines that there is an APP sensor No.1/No.2 angle correlation problem.

P2183:00*2

ECT sensor No.2 circuit range/performance problem

  • When the ECT sensor No.2 detected temperature is approx. 12.1 °C {21.8 °F} higher than the IAT sensor No.1, or the ECT sensor No.2 detected temperature is approx. −14.3 °C {−25.7 °F} less than the IAT sensor No.1 with the ignition switched ON, the PCM detects a circuit range/performance problem.

P2184:00*2

ECT sensor No.2 circuit low input

  • The PCM monitors the ECT sensor No.2 signal. If the PCM detects that the ECT sensor No.2 voltage at the PCM terminal 2F is below 0.16 V for 5 s, the PCM determines that the ECT sensor No.2 circuit has a malfunction.

P2185:00*2

ECT sensor No.2 circuit high input

  • The PCM monitors the ECT sensor No.2 signal. If the PCM detects that the ECT sensor No.2 voltage at the PCM terminal 2F is above 4.92 V for 5 s, the PCM determines that the ECT sensor No.2 circuit has a malfunction.

P2199:00

IAT sensor No.2 correlation problem

  • IAT sensor No.1 and IAT sensor No.2 are compared and correlation error occurs.

P2226:00

BARO sensor range/performance problem

  • Communication error between BARO sensor and PCM

  • Non-volatile memory error in BARO sensor

P2228:00

BARO sensor circuit low input

  • The PCM monitors input voltage from the BARO sensor. If the input voltage is low for 5 s, the PCM determines that the BARO sensor circuit has a malfunction.

P2229:00

BARO sensor circuit high input

  • The PCM monitors input voltage from the BARO sensor. If the input voltage is high for 5 s, the PCM determines that the BARO sensor circuit has a malfunction.

P2237:00

Open circuit between A/F sensor terminal B and PCM terminal 1AG

  • After A/F sensor activation, a condition in which PCM terminal 1AB voltage is within the specified range continues for 5 s or more.

P2243:00

A/F sensor reference voltage circuit open

  • A condition in which the PCM terminal 1W voltage is the specified value or more continues for 30 s.

P2251:00

Open circuit between A/F sensor terminal D and PCM terminal 1AB

  • The following conditions are met:

    • A/F sensor element impedance is specified value or more

    • A/F sensor terminal F voltage (B+ terminal) is less than specified value or unstable.

P2299:00

Accelerator pedal: spring back malfunction

  • When under the following conditions it is detected that the brake pedal is depressed during driving for the specified time*.

    • Racing

    • Engine speed: 875 rpm or more

  • *: Specified time is 0.6—10 s according to braking force calculated in PCM.

P2302:00

Ion sensor No.1 circuit problem

  • After the engine is started, when the engine speed is 2,000 rpm or less, the signal input to the PCM from ion sensor No.1 is in error.

P2305:00

Ion sensor No.2 circuit problem

  • After the engine is started, when the engine speed is 2,000 rpm or less, the signal input to the PCM from ion sensor No.2 is in error.

P2308:00

Ion sensor No.3 circuit problem

  • After the engine is started, when the engine speed is 2,000 rpm or less, the signal input to the PCM from ion sensor No.3 is in error.

P2311:00

Ion sensor No.4 circuit problem

  • After the engine is started, when the engine speed is 2,000 rpm or less, the signal input to the PCM from ion sensor No.4 is in error.

P2428:00

Heat damage assurance control record

  • The exhaust pipe temperature is estimated from the vehicle driving conditions if the estimated exhaust gas temperature is the specified value or more for a certain period of time.

P2502:00

Generator system: Malfunction in voltage generated by generator

  • The voltage generated by the generator is 17 V or higher and the battery voltage is 11 V or less for a continuous specified time.

P2503:00

Generator system: Voltage generated by generator is low

  • A condition continues for a specified period of time in which the target generator output current calculated by the PCM is 20 A or more and the generator output voltage is 8.5 V or less.

P2504:00

Generator system: Voltage generated by generator is high

  • The voltage generated by the generator is 18.5 V or higher or the battery voltage is 16 V or higher for a continuous specified time.

P2507:00

PCM battery voltage low input

  • The PCM monitors the voltage of backup battery positive terminal. If the PCM detects that the battery positive terminal voltage is below 6 V for 5 s, the PCM determines that the backup voltage circuit has a malfunction.

P2610:00

Malfunction in instrument cluster

  • Malfunction detected in instrument cluster.

U0073:00

CAN system communication error (HS CAN)

  • Malfunction in CAN bus communication line.

U0074:00*5

CAN system communication error (local CAN between PCM and TCM)

  • Malfunction in CAN bus communication line.

U0101:00*5

CAN communication: communication error to TCM

  • Communication error between the PCM and TCM continues for 5 s or more.

U0121:00

CAN communication: communication error to DSC HU/CM

  • Communication error between the PCM and DSC HU/CM continues for 5 s or more.

U0131:00

CAN communication: communication error to EPS control module

  • Communication error between the PCM and EPS control module continues for 5 s or more.

U0140:00

CAN communication: communication error to BCM

  • Communication error between the PCM and BCM continues for 5 s or more.

U0151:00

CAN communication: communication error to SAS control module

  • Communication error between the PCM and SAS control module continues for 5 s or more.

U0155:00

CAN communication: communication error to instrument cluster

  • Communication error between the PCM and instrument cluster continues for 5 s or more.

U0214:00

CAN communication: communication error to start stop unit

  • Communication error between the PCM and start stop unit continues for 5 s or more.

U0302:00*5

TCM processor error

  • When any of the following conditions is met:

    • CAN communication line malfunction between TCM and PCM

    • TCM internal malfunction

U0315:00

DSC HU/CM error

  • When any of the following conditions is met:

    • CAN communication line malfunction between DSC HU/CM and PCM

    • DSC HU/CM internal malfunction

U0320:00

EPS control module error

  • When any of the following conditions is met:

    • CAN communication line malfunction between EPS control module and PCM

    • EPS control module internal malfunction

U0323:00

Instrument cluster error

  • When any of the following conditions is met:

    • CAN communication line malfunction between instrument cluster and PCM

    • Instrument cluster internal malfunction

U0336:00

SAS control module error

  • When any of the following conditions is met:

    • CAN communication line malfunction between SAS control module and PCM

    • SAS control module internal malfunction

U0338:00

Start stop unit error

  • When any of the following conditions is met:

    • CAN communication line malfunction between start stop unit and PCM

    • Start stop unit internal malfunction

U2300:00

Global central configuration error

  • Any of following conditions occurs:

    • No configuration of the instrument cluster.

    • The configuration signal with the estimated CAN ID is not sent from the instrument cluster.

    • The configuration signal value sent via CAN from the instrument cluster is unknown or invalid.

    • The configuration signal value sent via CAN from the instrument cluster is a value other than the estimated value.

    • The configuration signal value sent via CAN from the instrument cluster does not match the PCM value.

U3000:41

PCM processor error

  • Communication error in the PCM.

*1
KOER self test only
*2
U.S.A. and CANADA
*3
CALIFORNIA
*4
MT
*5
AT

< Previous Next >

© 2014 Mazda North American Operations, U.S.A.