Subaru Factory DTC Code Definitions

MyAirbags Subaru OBD Codes

Subaru Factory DTC Code Definitions

EVAP valve/ fuel tank/ hose/pipe blockage

P1086Intake manifold air control actuator position sensor/ LHvoltage low
P1087Intake manifold air control actuator position sensor/ LHvoltage high
P1088Intake manifold air control actuator position sensor/ RHvoltage low
P1089Intake manifold air control actuator position sensor/ RHvoltage high
P1090Intake manifold air control actuator/ RHstuck open
P1091Intake manifold air control actuator/ RHstuck closed
P1092Intake manifold air control actuator/ LHstuck open
P1093Intake manifold air control actuator/ LHstuck closed
P1094Intake manifold air control actuator/ RHopen circuit
P1095Intake manifold air control actuator/ RHover current/short circuit
P1096Intake manifold air control actuator/ LHopen circuit
P1097Intake manifold air control actuator/ LHover current/short circuit
P1100Starter signalcircuit malfunction
P1101Neutral position (NP) switchMTcircuit malfunction
P1102MAP/BARO sensorswitching valvecircuit malfunction
P1103Engine torque control signal 1circuit malfunction
P1104Traction control signalcircuit malfunction
P1106Engine torque control signal 2circuit malfunction
P1110Barometric pressure (BARO) sensorvoltage low
P1111Barometric pressure (BARO) sensorvoltage high
P1112Barometric pressure (BARO) sensorrange/performance problem
P1115Engine torque control cut signalvoltage high
P1116Engine torque control cut signalvoltage low
P1120Starter signalvoltage high
P1121Park/neutral position (PNP) switch neutral position (NP) switchvoltage low
P1122MAP/BARO sensor switching valvevoltage high
P1124Traction control signalvoltage high
P1130Heated oxygen sensor (H025) 1open circuit
P1131Heated oxygen sensor (HO2S) Ishort circuit
P1132Heated oxygen sensor (HO2S) 1voltage low
P1133Heated oxygen sensor (H025) 1voltage high
P1134Engine control module (ECM)
P1137Heated oxygen sensor (HO2S) 1range/performance problem
P1139Heated oxygen sensor (HO2S) 1/ heater controlrange/performance problem
P1140Heated oxygen sensor (H025) I/ bank 2/heaterrange/performance problem
P1141Mass air flow (MAF) sensorrange/performance problem voltage high
P1142Throttle position (TP) sensorrange/performance problem voltage low
P1143MAP/BARO sensorrange/performance problem voltage low
P1144Manifold absolute pressure (MAP) sensor/barometric pressure (BARO) sensorrange/performance problem Voltage high
P1146Manifold absolute pressure (MAP) sensorrange/performance problem voltage high
P1150Heated oxygen sensor (HO2S) 1/heatervoltage high
P1151Heated oxygen sensor (H025)2voltage high
P1152Heated oxygen sensor (HO2S) 1/ bank 1range/performance problem voltage low
P1153Heated oxygen sensor (HO2S) I/ bank 1range/performance problem voltage high
P1154Heated oxygen sensor (HO2S) 1/ bank 2range/performance problem voltage low
P1155Heated oxygen sensor (HO2S) 1/ bank 2range/performance problem voltage high
P1160Throttle actuator control (TAC)return spring failure
P1207Injector air control solenoidvoltage low
P1208Injector air control solenoidvoltage high
P1230Fuel pump (FP) control modulecircuit malfunction
P1244Turbocharger (TC) waste gate regulating valvevoltage low
P1245Turbocharger (TC) waste gate regulating valvefailsafe
P1301Exhaust gas temperature sensormisfire/fire due to increased temperature
P1312Exhaust gas temperature sensor
P1325Knock sensor (KS)voltage low
P1400Fuel tank pressure control solenoidcircuit malfunction voltage low
P1401Fuel tank pressure control systemmalfunction
P1402Fuel level sensorcircuit malfunction
P1420Fuel tank pressure control solenoidcircuit malfunction voltage high
P1421Exhaust gas Recirculation (EGR) systemvoltage high
P1422Evaporative emission (EVAP) canister purge valvevoltage high
P1423Evaporative emission (EVAP) canister purge systemvent control voltage high
P1440Fuel tank pressure control systemvoltage low
P1441Fuel tank pressure control systemFuel tank pressure control solenoid/ fuel voltage high filler cap/ EVAP drain/vent valve/
P1442Fuel level sensorrange/performance problem Fuel level sensor
P1443Evaporative emission (EVAP) canister purge Hose blockage/ EVAP drain valve systemvent control malfunction
P1445Injector air control solenoidcircuit malfunction Wiring/ Injector air control solenoid/ ECM
P1446Evaporative emission (EVAP) atmospheric Wiring/ atmospheric pressure solenoid/ ECM pressure solenoidvoltage low
P1447Evaporative emission (EVAP) atmospheric pressure solenoidvoltage high
P1448Evaporative emission (EVAP) atmospheric pressure solenoidrange/performance problem
P1480Engine coolant blower motor relay Ivoltage high
P1490Thermostatmalfunction
P1491Positive crankcase ventilationmalfunction
P1492Exhaust gas Recirculation (EGR) solenoid valvesignal 1voltage low
P1493Exhaust gas Recirculation (EGR) solenoid valvesignal 1voltage high
P1494Exhaust gas Recirculation (EGR) solenoid valvesignal 2voltage low
P1495Exhaust gas Recirculation (EGR) solenoid valvesignal 2voltage high
P1496Exhaust gas Recirculation (EGR) solenoid valvesignal 3voltage low
P1497Exhaust gas Recirculation (EGR) solenoid valvesignal 3voltage high
P1498Exhaust gas Recirculation (EGR) solenoid valvesignal 4voltage low
P1499Exhaust gas Recirculation (EGR) solenoid valvesignal 4voltage high
P1500Engine coolant blower motor relay 1circuit malfunction
P1502Engine coolant blower motormalfunction
P1505Idle air (IAC) control valvevoltage high
P1507Idle air (IAC) control systemmalfunction
P1510Idle air (IAC) control valve circuit 1voltage low
P1511Idle air (IAC) control valve circuit Ivoltage high
P1512Idle air (IAC) control valve circuit 2voltage low
P1513Idle air (IAC) control valve circuit 2voltage high
P1514Idle air (IAC) control valve circuit 3voltage low
P1515Idle air (IAC) control valve circuit 3voltage high
P1516Idle air (IAC) control valve circuit 4voltage low
P1517Idle air (IAC) control valve circuit 4voltage high
P1518Starter motor switchcircuit malfunction
P1520Engine coolant blower motor relay 1voltage high
P1540Vehicle speed sensor (VS$)malfunction 2
P1544Exhaust gas temperature sensorincreased temperature detected
P1560Engine control module (ECM)battery voltage supply
P1590Park neutral position (PNP) switchvoltage high
P1591Park neutral position (PNP) switchvoltage low
P1592Park neutral position (PNP) switchcircuit malfunction
P1594Transmission control module (TCM)communication circuit malfunction
P1595Transmission control module (TCM)communication circuit voltage low
P1596Transmission control module (TCM)communication circuit voltage high
P1698Engine torque control cut signalvoltage low
P1699Engine torque control cut signalvoltage high
P1700ATthrottle position (TP) sensorcircuit malfunction
P1701control set signalATcircuit malfunction
P1702AT diagnosis signalvoltage low
P1703Shift solenoid (SS) low clutch timingcircuit malfunction
P1705Shift solenoid (SS) 2-4 brake pressure controlcircuit malfunction
P1711Engine torque control signal 1circuit malfunction
P1712Engine torque control signal 2circuit malfunction
P1722AT diagnosis signalvoltage high
P1742Automatic transmission diagnosis signalcircuit malfunction