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DTC codes / Subaru diagnostic trouble codes

Subaru diagnostic trouble codes

Codes Subaru defines for its own vehicles. Other makes use the same numbers for different faults, so check that the code was read from a Subaru vehicle.

P1086 Subaru: Tumble Generator Valve #2 LH Position Sensor Circuit Low Input Powertrain P1087 Subaru: Tumble Generator Valve #2 LH Position Sensor Circuit High Input Powertrain P1088 Subaru: Tumble Generator Valve #1 RH Position Sensor Circuit Low Input Powertrain P1089 Subaru: Tumble Generator Valve #1 RH Position Sensor Circuit High Input Powertrain P1090 Subaru: Tumble Generator Valve #1 RH Malfunction Stuck Open Powertrain P1091 Subaru: Tumble Generator Valve #1 RH Malfunction Stuck Close Powertrain P1092 Subaru: Tumble Generator Valve #2 LH Malfunction Stuck Open Powertrain P1093 Subaru: Tumble Generator Valve #2 LH Malfunction Stuck Close Powertrain P1094 Subaru: Tumble Generator Valve Circuit #1 Open Circuit Powertrain P1095 Subaru: Tumble Generator Valve Circuit #1 Over Current Powertrain P1096 Subaru: Tumble Generator Valve Circuit #2 Open Circuit Powertrain P1097 Subaru: Tumble Generator Valve Circuit #2 Over Current Powertrain P1100 Subaru: Starter Switch Circuit Malfunction Powertrain P1101 Subaru: Neutral Position Switch Circuit Malfunction M/T Powertrain P1102 Subaru: Pressure Sources Solenoid Valve Circuit Malfunction Powertrain P1103 Subaru: Pressure Sources Switching Solenoid Valve Circuit Powertrain P1104 Subaru: Engine Torque Control Signal Circuit Malfunction Powertrain P1106 Subaru: Engine Torque Control Signal 2 Circuit Malfunction Powertrain P1107 Subaru: AIR System Diagnosis Solenoid Circuit Fault Powertrain P1110 Subaru: Atmospheric Pressure Sensor Low Input Powertrain P1111 Subaru: Atmospheric Pressure Sensor High Input Powertrain P1112 Subaru: Atmospheric Pressure Sensor Range Performance Problem Powertrain P1115 Subaru: Engine Torque Control Cut Signal Circuit High Input Powertrain P1116 Subaru: Engine Torque Control Cut Signal Circuit Low Input Powertrain P1120 Subaru: Starter Switch High Input Powertrain P1121 Subaru: Neutral Position Switch Circuit Low Input AT Vehicles Powertrain P1122 Subaru: Pressure Sources Switching Valve Circuit High Input Powertrain P1124 Subaru: TCS Signal Circuit High Input Powertrain P1130 Subaru: Front Oxygen Sensor Circuit Malfunction Open Circuit Powertrain P1131 Subaru: Front Oxygen Sensor Circuit Malfunction Short Circuit Powertrain P1134 Subaru: Front Oxygen AF Sensor Microcomputer Problem Powertrain P1137 Subaru: Front Oxygen AF Sensor Circuit Range Performance Problem Powertrain P1139 Subaru: Front Oxygen AF Sensor #1 Heater Circuit Performance Range Problem Powertrain P1141 Subaru: Mass Air Flow Sensor Circuit High Input Powertrain P1142 Subaru: Mass Air Flow Sensor Circuit Low Input Powertrain P1143 Subaru: Pressure Sensor Circuit Low Input Powertrain P1144 Subaru: Pressure Sensor Circuit High Input Powertrain P1146 Subaru: Pressure Sensor Circuit Range Performance Problem High Input Powertrain P1150 Subaru: Front Oxygen Sensor Heater Circuit High Input Powertrain P1151 Subaru: Rear Oxygen Sensor Heater Circuit High Input Powertrain P1230 Subaru: Fuel Pump Control Unit Malfunction Powertrain P1244 Subaru: Wastegate Control Solenoid Valve Malfunction Low Input Powertrain P1245 Subaru: Wastegate Control Solenoid Valve Malfunction Fail Safe Powertrain P1301 Subaru: Fire Due To Increased Exhaust Temperature Powertrain P1312 Subaru: Exhaust Temperature Sensor Malfunction Powertrain P1325 Subaru: Knock Sensor Circuit Low Input Powertrain P1400 Subaru: Fuel Tank Pressure Control Solenoid Low Input Powertrain P1401 Subaru: Fuel Tank Pressure Control System Performance Powertrain P1402 Subaru: Fuel Level Pressure Sensor Circuit Fault Powertrain P1420 Subaru: Fuel Tank Pressure Control Solenoid High Input Powertrain P1421 Subaru: Exhaust Gas Recirculation Circuit High Input Powertrain P1422 Subaru: EVAP Purge Control Solenoid Valve Circuit High Input Powertrain P1423 Subaru: EVAP Vent Control High Input Powertrain P1440 Subaru: Fuel Tank Pressure Control System Low Input Powertrain P1441 Subaru: Fuel Tank Pressure Control System High Input Powertrain P1442 Subaru: Fuel Level Sensor Circuit Range Performance Powertrain P1443 Subaru: EVAP Control System Vent Control Function Problem Powertrain P1480 Subaru: Cooling Fan Relay 1 Circuit High Input Powertrain P1500 Subaru: Radiator Fan Relay 1 Circuit Malfunction Powertrain P1501 Subaru: Idle Control System Malfunction Fail Safe Powertrain
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