Subaru OBD2 Codes
|
P0031
|
Front oxygen (A/F) sensor heater circuit low input
|
P0032
|
Front oxygen (A/F) sensor heater circuit high
input
|
P0037
|
Rear oxygen sensor heater circuit malfunction
|
P0038
|
Rear oxygen sensor heater circuit high input
|
P0065
|
Air assist injector solenoid valve malfunction
|
P0066
|
Air assist injector solenoid valve circuit low
input
|
P0067
|
Air assist injector solenoid valve circuit high
input
|
P0100
|
Mass Air Flow Sensor Circuit Malfunction
|
P0101
|
Mass Air Flow Sensor Circuit Range Problem
|
P0102
|
Mass Air Flow Sensor Circuit Low Input
|
PO103
|
Mass Air Flow Sensor Circuit High Input
|
P0105
|
Pressure Sensor Circuit Malfunction
|
P0106
|
Pressure Sensor Circuit Range Problem
|
PO107
|
Pressure Sensor Circuit Low Input
|
PO108
|
Pressure Sensor Circuit High Input
|
P0111
|
Intake air temperature sensor circuit range/performance
problem
|
P0112
|
Intake air temperature sensor circuit low input
|
P0113
|
Intake air temperature sensor circuit high input
|
P0115
|
Engine Coolant Temperature Sensor Circuit
|
P0116
|
Engine Coolant Temp Sensor Circuit Low Input
|
PO117
|
Engine Coolant Temp Sensor Circuit Low Input
|
PO118
|
Engine Coolant Temp Sensor Circuit High Input
|
P0120
|
Throttle Position Sensor Circuit Malfunction
|
P0121
|
Throttle Position Sensor Circuit Range Problem
|
PO122
|
Throttle Position Sensor Circuit Range Problem
|
PO123
|
Throttle Position Sensor Circuit High Input
|
P0125
|
Insufficient Coolant Temperature for Closed Loop
|
P0128
|
Thermostat malfunction
|
P0130
|
Front Oxygen Sensor Circuit Malfunction
|
P0131
|
Front oxygen (A/F) sensor circuit range/performance
problem (low input)
|
P0132
|
Front oxygen (A/F) sensor circuit range/performance
problem (high input)
|
P0133
|
Front Oxygen Sensor Circuit Slow Response
|
P0135
|
Front Oxygen Sensor Heater Circuit Malfunction
|
P0136
|
Rear Oxygen Sensor Circuit Malfunction
|
P0139
|
Rear Oxygen Sensor Circuit Slow Response
|
P0141
|
Rear Oxygen Sensor Heater Circuit Malfunction
|
P0170
|
Fuel Trim Malfunction
|
P0171
|
Fuel trim malfunction (A/F too lean)
|
P0172
|
Fuel trim malfunction (A/F too rich)
|
PO181
|
Fuel Temperature Sensor A Range Problem
|
PO182
|
Fuel Temperature Sensor A Circuit Low Input
|
PO183
|
Fuel Temperature Sensor A Circuit High Input
|
P0201
|
Fuel Injector Circuit Malfunction - #1
|
P0202
|
Fuel Injector Circuit Malfunction - #2
|
P0203
|
Fuel Injector Circuit Malfunction - #3
|
P0204
|
Fuel Injector Circuit Malfunction - #4
|
P0244
|
Wastegate control solenoid valve malfunction (high
input)
|
P0245
|
Wastegate control solenoid valve circuit low input
|
P0246
|
Wastegate control solenoid valve circuit high
input
|
PO261
|
Fuel Injector Circuit Low Input - #1
|
PO262
|
Fuel Injector Circuit High Input - #1
|
PO264
|
Fuel Injector Circuit Low Input - #2
|
PO265
|
Fuel Injector Circuit High Input - #2
|
PO267
|
Fuel Injector Circuit Low Input - #3
|
PO268
|
Fuel Injector Circuit High Input - #3
|
PO270
|
Fuel Injector Circuit Low Input - #4
|
PO271
|
Fuel Injector Circuit High Input - #4
|
P0301
|
Cylinder 1 Misfire Detected
|
P0302
|
Cylinder 2 Misfire Detected
|
P0303
|
Cylinder 3 Misfire Detected
|
P0304
|
Cylinder 4 Misfire Detected
|
P0325
|
Knock Sensor Circuit Malfunction
|
P0327
|
Knock sensor circuit low input
|
P0328
|
Knock sensor circuit high input
|
P0335
|
Crankshaft Position Sensor Circuit Malfunction
|
PO336
|
Crankshaft Position Sensor Circuit Range Problem
|
P0340
|
Camshaft Position Sensor Circuit Malfunction
|
PO341
|
Camshaft Position Sensor Circuit Range Problem
|
P0400
|
Exhaust Gas Recirculation Flow Malfunction
|
P0403
|
Exhaust Gas Recirculation Circuit Malfunction
|
PO420
|
Catalyst System Efficiency Below Threshold
|
PO440
|
Evaporative Emission Control System Malfunction
|
P0441
|
Evap System Incorrect Purge Flow
|
P0442
|
Evaporative emission control system malfunction
|
P0443
|
Evap System Purge Control Valve Circuit
|
PO443
|
EVAP System Purge Control Valve Circuit Low Input
|
P0444
|
Evaporative emission control system purge control
valve circuit low input
|
P0445
|
Evaporative emission control system purge control
valve circuit high input
|
PO446
|
EVAP System Vent Control Low Input
|
P0447
|
Evaporative emission control system vent control
low input
|
P0448
|
Evaporative emission control system vent control
high input
|
PO451
|
EVAP Pressure Sensor Range Problem
|
PO452
|
EVAP Pressure Sensor Low Input
|
PO453
|
EVAP Pressure Sensor High Input
|
P0456
|
Evaporative emission control system malfunction
|
PO461
|
Fuel Level Sensor Circuit Range/Performance Problem
|
PO462
|
Fuel Level Sensor Circuit Low Input
|
PO463
|
Fuel Level Sensor Circuit High Input
|
P0464
|
Fuel level sensor intermittent input
|
P0480
|
Cooling Fan Relay 1 Circuit Low Input
|
P0483
|
Cooling Fan Function Problem
|
P0500
|
Vehicle Speed Sensor Malfunction
|
P0505
|
Idle Control System Malfunction
|
P0506
|
Idle Control System RPM Lower Than Expected
|
P0507
|
Idle Control System RPM Higher Than Expected
|
P0509
|
Idle control system circuit high input
|
P0512
|
Starter switch circuit high input
|
P0545
|
Exhaust gas temperature sensor circuit low input
|
P0546
|
Exhaust gas temperature sensor circuit high input
|
P0600
|
Serial Communication Link Malfunction
|
P0601
|
Internal Control Module Memory Checksum Error
|
P0604
|
Internal control module memory check sum error
|
P0703
|
Brake Switch Input Malfunction
|
P0705
|
Transmission Range Sensor Circuit Malfunction
|
P0710
|
Transmission Fluid Temperature Sensor Circuit
|
P0715
|
Torque Converter Turbine Speed Sensor Circuit
Malfunction
|
P0720
|
Output Speed Sensor Circuit Malfunction
|
P0725
|
Engine Speed Input Circuit Malfunction
|
P0731
|
Gear 1 Incorrect Ratio
|
P0732
|
Gear 2 Incorrect Ratio
|
P0733
|
Gear 3 Incorrect Ratio
|
P0734
|
Gear 4 Incorrect Ratio
|
P0740
|
Torque Converter Clutch System Malfunction
|
P0741
|
Torque converter clutch system malfunction
|
P0743
|
Torque Converter Clutch System Electrical
|
P0748
|
Pressure Control Solenoid Electrical
|
P0753
|
Shift Solenoid A Electrical
|
P0758
|
Shift Solenoid B Electrical
|
P0760
|
Shift Solenoid C Malfunction
|
P0763
|
Shift Solenoid C Electrical
|
P0778
|
2-4 brake pressure control solenoid valve (2-4
brake duty solenoid) circuit malfunction
|
P0785
|
2-4 brake timing control solenoid valve (2-4 brake
timing solenoid) circuit malfunction
|
P1086
|
Tumble generator valve #2 (LH) position sensor
circuit low input
|
P1087
|
Tumble generator valve #2 (LH) position sensor
circuit high input
|
P1088
|
Tumble generator valve #1 (RH) position sensor
circuit low input
|
P1089
|
Tumble generator valve #1 (RH) position sensor
circuit high input
|
P1090
|
Tumble generator valve #1 (RH) malfunction (stuck
open)
|
P1091
|
Tumble generator valve #1 (RH) malfunction (stuck
close)
|
P1092
|
Tumble generator valve #2 (LH) malfunction (stuck
open)
|
P1093
|
Tumble generator valve #2 (LH) malfunction (stuck
close)
|
P1094
|
Tumble generator valve circuit #1 (open circuit)
|
P1095
|
Tumble generator valve circuit #1 (over current)
|
P1096
|
Tumble generator valve circuit #2 (open circuit)
|
P1097
|
Tumble generator valve circuit #2 (over current)
|
P1100
|
Starter Switch Circuit Malfunction
|
P1101
|
Neutral Position Switch Circuit High Input (A/T)
|
P1101
|
Neutral Position Switch Circuit Malfunction (M/T)
|
P1102
|
Pressure Sources Solenoid Valve Circuit Malfunction
|
P1103
|
Pressure Sources Switching Solenoid Valve Circuit
|
P1104
|
Engine Torque Control Signal Circuit Malfunction
|
P1106
|
Engine Torque Control Signal 2 Circuit Malfunction
|
P1110
|
Atmospheric pressure sensor low input
|
P1111
|
Atmospheric pressure sensor high input
|
P1112
|
Atmospheric pressure sensor range/performance
problem
|
P1115
|
Engine Torque Control Cut Signal Circuit High
Input
|
P1116
|
Engine Torque Control Cut Signal Circuit Low Input
|
P1120
|
Starter Switch High Input
|
P1121
|
Neutral Position Switch Circuit High Input [MT
Vehicles]
|
P1121
|
Neutral Position Switch Circuit Low Input [AT
Vehicles]
|
P1122
|
Pressure Sources Switching Valve Circuit High
Input
|
P1124
|
TCS Signal Circuit High Input
|
P1130
|
Front oxygen sensor circuit malfunction (open
circuit)
|
P1131
|
Front oxygen sensor circuit malfunction (short
circuit)
|
P1134
|
Front oxygen (A/F) sensor microcomputer problem
|
P1137
|
Front oxygen (A/F) sensor circuit range/performance
problem
|
P1139
|
Front oxygen (A/F) sensor #1 heater circuit performance/range
problem
|
P1141
|
Mass Air Flow Sensor Circuit High Input
|
P1142
|
Mass Air Flow Sensor Circuit Low Input
|
P1143
|
Pressure Sensor Circuit Low Input
|
P1144
|
Pressure Sensor Circuit High Input
|
P1146
|
Pressure sensor circuit range/performance problem
(high input)
|
P1150
|
Front Oxygen Sensor Heater Circuit High Input
|
P1151
|
Rear Oxygen Sensor Heater Circuit High Input
|
P1230
|
Fuel pump control unit malfunction
|
P1244
|
Wastegate control solenoid valve malfunction (low
input)
|
P1245
|
Wastegate control solenoid valve malfunction (fail-safe)
|
P1301
|
Fire due to increased exhaust temperature
|
P1312
|
Exhaust temperature sensor malfunction
|
P1325
|
Knock Sensor Circuit Low Input
|
P1400
|
Fuel Tank Pressure Control Solenoid Low Input
|
P1420
|
Fuel Tank Pressure Control Solenoid High Input
|
P1421
|
Exhaust Gas Recirculation Circuit High Input
|
P1422
|
EVAP Purge Control Valve Circuit High Input
|
P1423
|
EVAP Vent Control High Input
|
P1440
|
Fuel Tank Pressure Control System Low Input
|
P1441
|
Fuel Tank Pressure Control System High Input
|
P1442
|
Fuel Level Sensor Circuit Range/Perf
|
|
|
P1443
|
EVAP Control System Vent Control Function Problem
|
P1480
|
Cooling fan relay 1 circuit high input
|
P1500
|
Radiator Fan Relay 1 Circuit Malfunction
|
P1501
|
Idle Control System Malfunction (Fail Safe)
|
P1502
|
Radiator Fan Function Problem
|
P1507
|
Idle Control System Malfunction (Fail Safe)
|
P1510
|
Idle Air Control Solenoid Signal 1 Circuit Low
Input
|
P1511
|
Idle Air Control Solenoid Signal 1 Circuit High
Input
|
P1512
|
Idle Air Control Solenoid Signal 2 Circuit Low
Input
|
P1513
|
Idle Air Control Solenoid Signal 2 Circuit High
Input
|
P1514
|
Idle Air Control Solenoid Signal 3 Circuit Low
Input
|
P1515
|
Idle Air Control Solenoid Signal 3 Circuit High
Input
|
P1516
|
Idle Air Control Solenoid Signal 4 Circuit Low
Input
|
P1517
|
Idle Air Control Solenoid Signal 4 Circuit High
Input
|
P1518
|
Starter switch circuit low input
|
P1520
|
Radiator Fan Relay 1 Circuit High Input
|
P1540
|
Vehicle Speed Sensor Malfunction 2
|
P1544
|
High exhaust temperature detected
|
P1560
|
Back-Up Voltage Circuit Malfunction
|
P1590
|
Neutral position switch circuit high input
|
P1591
|
Neutral position switch circuit low input
|
P1592
|
Neutral position switch circuit (MT model)
|
P1594
|
Automatic transmission diagnosis input signal
circuit malfunction
|
P1595
|
Automatic transmission diagnosis input signal
circuit low input
|
P1596
|
Automatic transmission diagnosis input signal
circuit high input
|
P1698
|
Engine torque control cut signal circuit low input
|
P1699
|
Engine torque control cut signal circuit high
input
|
P1700
|
Throttle Position Sensor Circuit Malfunction (A/T)
|
P1701
|
Cruise Control Set Signal Circuit Malfunction
(A/T)
|
P1702
|
Auto Trans Diagnosis Input Signal Circuit
|
P1703
|
Low clutch timing control solenoid valve circuit
malfunction
|
P1704
|
2-4 Brake Timing Solenoid Valve Circuit Malfunction
|
P1705
|
2-4 Brake Pressure Solenoid Valve (Solenoid D)
Circuit
|
P1711
|
Engine torque control signal 1 circuit malfunction
|
P1712
|
Engine torque control signal 2 circuit malfunction
|
P1722
|
Auto Trans Diagnosis Input Signal High Input
|
P1742
|
Auto Trans Diagnosis Input Signal Malfunction
|