Tech
Subaru – Check Engine Light CODES!

P0011
A Camshaft Position System Performance (Bank 1)
P0021
A Camshaft Position System Performance (Bank 2)
P0026
OSV Solenoid Valve L Malfunction
P0028
OSV Solenoid Valve L Malfunction
P0030
O2 Sensor Heater Circuit Range/Performance Bank 1 Sensor 1
P0031
HO2S Heater Control Circuit Low (Bank 1 Sensor 1)
P0032
HO2S Heater Control Circuit High (Bank 1 Sensor 1)
P0034
Turbo Charger Bypass Valve Control Circuit Low
P0035
Turbo Charger Bypass Valve Control Circuit High
P0037
HO2S Heater Control Circuit Low (Bank 1 Sensor 2)
P0038
HO2S Heater Control Circuit High (Bank 1 Sensor 2)
P0043
HO2S Heater Control Circuit Low Bank 1 Sensor 3
P0044
H02S Heater Control Circuit High Bank 1 Sensor 3
P0050
O2 Sensor Heater Circuit Range/Performance Bank 2 Sensor 1
P0051
HO2S Heater Control Circuit Low (Bank 2 Sensor 1)
P0052
HO2S Heater Control Circuit High (Bank 2 Sensor 1)
P0057
HO2S Heater Control Circuit Low Bank 2 Sensor 2
P0058
HO2S Heater Control Circuit High Bank 2 Sensor 2
P0063
HO2S Heater Control Circuit Low Bank 2 Sensor 3
P0064
HO2S Heater Control Circuit High Bank 2 Sensor 3
P0065
Air Assisted Injector Control Range/Performance
P0066
Air Assisted Injector Control Circuit or Circuit Low
P0067
Air Assisted Injector Control Circuit High
P0068
Manifold Pressure Sensor Range/Performance
P0076
OSV Solenoid Valve L Circuit Malfunction Low
P0077
OSV Solenoid Valve L Circuit Malfunction High
P0082
OSV Solenoid Valve L Circuit Malfunction Low
P0083
OSV Solenoid Valve L Circuit Malfunction High
P0101
Mass air flow sensor circuit range/performance problem (high input)
P0101
Mass or Volume Air Flow Circuit Range Performance
P0102
Mass air flow sensor circuit low input
P0103
Mass air flow sensor circuit high input
P0106
Manifold Pressure Sensor Circuit Range/Performance Problem (Low)
P0106
Pressure sensor circuit range/performance problem (low input)
P0107
Manifold Pressure Sensor Circuit Malfunction (Low Input)
P0107
Pressure sensor circuit low input
P0108
Manifold Pressure Sensor Circuit Malfunction (High Input)
P0108
Pressure sensor circuit high input
P0111
Intake Air Temperature Sensor Range/Performance Problem
P0112
Intake Air Temperature Sensor Circuit Malfunction (Low Input)
P0113
Intake Air Temperature Sensor Circuit Malfunction (High Input)
P0117
Engine coolant temperature sensor circuit low input
P0118
Engine coolant temperature sensor circuit high input
P0121
Throttle position sensor circuit range/performance problem (high
input)
P0122
Throttle position sensor circuit low input
P0123
Throttle position sensor circuit high input
P0125
Insufficient coolant temperature for closed loop fuel control
P0128
Coolant Thermostat
P0129
Atmospheric Pressure Sensor Range/Performance
P0130
O2 Sensor Circuit (Bank 1 Sensor 1)
P0130
O2 Sensor Circuit (Lean) (Bank 1 Sensor 2)
P0130
O2 Sensor Circuit Bank 1 Sensor 1
P0131
O2 Sensor Circuit Low Voltage (Bank 1 Sensor 1)
P0132
O2 Sensor Circuit High Voltage (Bank 1 Sensor 1)
P0133
O2 Sensor Circuit Slow Response (Bank 1 Sensor 1)
P0134
O2 Sensor Circuit Open Bank 1 Sensor 1
P0135
O2 Sensor Heater Circuit (Bank 1 Sensor 1)
P0136
O2 Sensor Circuit (Bank 1 Sensor 2)
P0137
O2 Sensor Circuit Low Voltage Bank 1 Sensor 2
P0138
O2 Sensor Circuit High Voltage (Bank 1 Sensor 2)
P0139
O2 Sensor Circuit Slow Response (Bank 1 Sensor 2)
P0141
O2 Sensor Heater Circuit (Bank 1 Sensor 2)
P0142
O2 Sensor Circuit Bank 1 Sensor 3
P0143
O2 Sensor Circuit Low Voltage Bank 1 Sensor 3
P0144
O2 Sensor Circuit High Voltage Bank 1 Sensor 3
P0145
O2 Sensor Circuit Slow Response Bank 1 Sensor 3
P0150
O2 Sensor Circuit Bank 2 Sensor 1
P0151
O2 Sensor Circuit Low Voltage (Bank 2 Sensor 1)
P0152
O2 Sensor Circuit High Voltage (Bank 2 Sensor 1)
P0153
O2 Sensor Circuit Slow Response (Bank 2 Sensor 1)
P0154
O2 Sensor Circuit Open Bank 2 Sensor 1
P0156
O2 Sensor Circuit Bank 2 Sensor 2
P0157
O2 Sensor Circuit Low Voltage Bank 2 Sensor 2
P0158
O2 Sensor Circuit High Voltage Bank 2 Sensor 2
P0159
O2 Sensor Circuit Slow Response Bank 2 Sensor 2
P0162
O2 Sensor Circuit Bank 2 Sensor 3
P0165
O2 Sensor Circuit Slow Response Bank 2 Sensor 3
P0170
Fuel Trim (Bank 1)
P0171
System Too Lean (Bank 1)
P0172
System Too Rich (Bank 1)
P0174
System Too Lean (Bank 2)
P0175
System Too Rich (Bank 2)
P0181
Fuel Temperature Sensor A Performance Problem
P0182
Fuel Temperature Sensor A Circuit Low Input
P0183
Fuel Temperature Sensor A Circuit High Input
P0196
Oil Temperature Sensor Circuit Range/Performance Problem
P0197
Oil Temperature Sensor Circuit Malfunction Low
P0198
Oil Temperature Sensor Circuit Malfunction High
P0222
Throttle Position Sensor B Low Input
P0223
Throttle Position Sensor B High Input
P0230
Fuel Pump Controller
P0244
Turbocharger Wastegate Solenoid A Range/Performance (High Input)
P0245
Turbocharger Wastegate Solenoid A Low
P0246
Turbocharger Wastegate Solenoid A High
P0249
Turbocharger Wastegate Solenoid B Low
P0250
Turbocharger Wastegate Solenoid B High
P0261
Fuel Injector Circuit Low – #1
P0264
Fuel Injector Circuit Low – #2
P0267
Fuel Injector Circuit Low – #3
P0270
Fuel Injector Circuit Low – #4
P0301
Cylinder 1 Misfire Detected
P0302
Cylinder 2 Misfire Detected
P0303
Cylinder 3 Misfire Detected
P0304
Cylinder 4 Misfire Detected
P0305
Cylinder 5 Misfire Detected
P0306
Cylinder 6 Misfire Detected
P0325
Knock Sensor 1 Circuit Malfunction
P0327
Knock Sensor 1 Circuit Malfunction (Low Input)
P0328
Knock Sensor 1 Circuit Malfunction (High Input)
P0330
Knock Sensor 2 Circuit Malfunction
P0332
Knock Sensor 2 Circuit Malfunction (Low Input)
P0333
Knock Sensor 2 Circuit Malfunction (High Input)
P0335
Crankshaft position sensor circuit malfunction
P0336
Crankshaft position sensor circuit range/performance problem
P0340
Camshaft position sensor circuit malfunction
P0341
Camshaft position sensor circuit range/performance problem
P0345
Camshaft Position Sensor A Circuit Bank 2
P0350
Ignition coil primary/secondary circuit
P0365
Camshaft Position Sensor B Circuit (Bank 1)
P0390
Camshaft Position Sensor B Circuit (Bank 2)
P0400
EGR System
P0420
Catalyst System Efficiency Below Threshold
P0442
EVAP Control System Leak Detected (Small Leak)
P0444
Canister Purge Control Solenoid Valve Circuit Low
P0445
Canister Purge Control Solenoid Valve Circuit High
P0447
EVAP Control System Vent Control Circuit Open
P0448
EVAP Control System Vent Control Circuit Short
P0451
Fuel Tank Pressure Sensor Performance Problem
P0452
Fuel Tank Pressure Sensor Circuit Low Input
P0453
Fuel Tank Pressure Sensor Circuit High Input
P0456
EVAP Control System Leak Detected (Very Small Leak)
P0457
EVAP Control System Leak Detected (Fuel Cap Loose/Off)
P0458
Canister Purge Control Solenoid Valve Circuit Low
P0459
Canister Purge Control Solenoid Valve Circuit High
P0461
Fuel level sensor circuit range/performance problem
P0462
Fuel level sensor circuit low input
P0463
Fuel level sensor circuit high input
P0464
Fuel level sensor intermittent input
P0480
Cooling Fan Relay 1 Circuit Low
P0483
Cooling Fan Rationality Check Malfunction
P0500
Vehicle speed sensor malfunction
P0501
Vehicle Speed Sensor Malfunction at Low Speed
P0502
Vehicle Speed Sensor Low Speed
P0503
Vehicle Speed Sensor High Speed
P0506
Idle Control System RPM Lower than Expected
P0507
Idle Control System RPM Higher than Expected
P0508
Idle Control System Circuit Low
P0509
Idle Control System Circuit High
P0512
Starter switch circuit high input
P0513
Incorrect Immobilizer Key
P0519
Idle Control System Malfunction (Fail-Safe)
P0545
Exhaust Gas Temperature Sensor Circuit Malfunction (Low Input)
P0546
Exhaust Gas Temperature Sensor Circuit Malfunction (High Input)
P0558
Alternator Circuit Low
P0559
Alternator Circuit High
P0562
System Voltage Low
P0563
System Voltage High
P0565
Cruise Control Set Signal
P0579
Cruise Control Switch Circuit Range Performance Problem High Input
P0600
Improper CAN Communication
P0601
Internal control module memory check sum error
P0604
Internal control module random access memory error
P0605
Internal Control Module Read Only Memory Error
P0607
Throttle Control System Circuit Range/Performance
P0638
Throttle Control Circuit Range/Performance Problem
P0641
Throttle Position Sensor A Power Supply Circuit
P0661
Intake Manifold Tuning Valve Circuit Low
P0662
Intake Manifold Tuning Valve Circuit High
P0691
Cooling Fan Relay 1 Circuit Low
P0692
Cooling Fan Relay 1 Circuit High
P0700
Request AT MIL On
P0703
Brake Switch Circuit Malfunction for AT
P0703
Brake Switch Circuit Range Performance Problem High Input
P0705
AT Range Switch Circuit Malfunction
P0710
ATF Temp. Sensor Circuit Malfunction
P0712
ATF Temp Sensor Circuit Low
P0713
ATF Temp Sensor Circuit High
P0715
Torque Converter Turbine Speed Signal Circuit Malfunction
P0716
Torque Converter Turbine Speed Signal Circuit Malfunction
P0719
Brake Switch Circuit Low
P0720
AT Vehicle Speed Sensor Circuit High
P0720
AT Vehicle Speed Sensor Circuit Malfunction
P0722
AT Vehicle Speed Sensor Circuit Low
P0724
Brake Switch Circuit High
P0725
Engine Speed Input Circuit Malfunction
P0726
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
P0735
Gear 5 Incorrect Ratio
P0736
Reverse Incorrect Ratio
P0741
Torque Converter Clutch Circuit Malfunction
P0743
Torque Converter Clutch Circuit Electrical (Duty Sol. B)
P0748
Pressure Control Solenoid Electrical (Duty Sol. A)
P0751
Shift Solenoid A Malfunction
P0753
Shift Solenoid A Electrical
P0756
Shift Solenoid B Malfunction
P0758
Shift Solenoid B Electrical
P0761
Shift Solenoid C Malfunction
P0763
Shift Solenoid C Electrical
P0766
Shift Solenoid D Malfunction
P0768
Shift Solenoid D Electrical
P0771
AT Low Clutch Timing Solenoid Valve Circuit Malfunction
P0771
Shift Solenoid E Malfunction
P0773
Shift Solenoid E Electrical
P0778
AT 2–4 Brake Pressure Solenoid Valve Circuit Malfunction
P0785
AT 2–4 Brake Timing Solenoid Valve Circuit Malfunction
P0801
Reverse Inhibit Control Circuit
P0817
PN Signal Output Circuit
P0851
Neutral Switch Input Circuit Low
P0852
Neutral Switch Input Circuit High
P0864
TCM Communication Circuit Range/Performance
P0865
TCM Communication Circuit Low
P0866
TCM Communication Circuit High
P0880
PIVGN Power Supply Circuit
P0882
PIVGN Power Supply Low
P0883
PIVGN Power Supply High
P0955
Backup Lamp Relay Output Open
P0957
Backup Lamp Relay Output Low
P0958
Backup Lamp Relay Output High
P1026
VVL Systems 1 Performance
P1028
VVL Systems 2 Performance
P1086
Tumble Generated Valve Position Sensor 2 Circuit Low
P1087
Tumble Generated Valve Position Sensor 2 Circuit High
P1088
Tumble Generated Valve Position Sensor 1 Circuit Low
P1089
Tumble Generated Valve Position Sensor 1 Circuit High
P1090
Tumble Generated Valve System 1 (Valve Open)
P1091
Tumble Generated Valve System 1 (Valve Close)
P1092
Tumble Generated Valve System 2 (Valve Open)
P1093
Tumble Generated Valve System 2 (Valve Close)
P1094
Tumble Generated Valve Signal 1 Circuit Malfunction (Open)
P1094
Tumble Generated Valve Signal 2 Circuit Malfunction (Open)
P1095
Tumble Generated Valve Signal 1 Circuit Malfunction (Short)
P1097
Tumble Generated Valve Signal 2 Circuit Malfunction (Short)
P1102
Pressure Sources Switching Sol. Valve Circuit Low
P1110
Atmospheric Pressure Sensor Circuit Malfunction (Low Input)
P1111
Atmospheric Pressure Sensor Circuit Malfunction (High Input)
P1112
Atmospheric Pressure Sensor Circuit Range/Performance
P1122
Pressure Sources Switching Sol. Valve Circuit High
P1130
O2 Sensor Circuit (Open) (Bank 1 Sensor 1)
P1131
O2 Sensor Circuit (Short) (Bank 1 Sensor 1)
P1134
A/F Sensor Micro-Computer Problem
P1135
O2 Sensor Circuit (Open) (Bank 2 Sensor 1)
P1136
O2 Sensor Circuit (Short) (Bank 2 Sensor 1)
P1137
O2 Sensor Circuit (Lambda=1) (Bank 1 Sensor 1)
P1137
O2 Sensor Circuit (Mid) (Bank 1 Sensor 1)
P1139
O2 Sensor Heater Circuit Range/Performance (Bank 1 Sensor 1)
P1140
O2 Sensor Heater Circuit Range/Performance (Bank 2 Sensor 1)
P1141
Mass air flow sensor circuit range/perfomance problem (low input)
P1142
Throttle position sensor circuit range/performance problem (low input)
P1143
Pressure sensor circuit range/performance (low)
P1144
Pressure sensor circuit range/performance (high)
P1146
Manifold Pressure Sensor Circuit Range/Performance Problem
P1152
O2 Sensor Circuit Range/Performance (Low) Bank 1 Sensor 1
P1153
O2 Sensor Circuit Range/Performance (High) Bank 1 Sensor 1
P1154
O2 Sensor Circuit Range/Performance (Low) Bank 2 Sensor 1
P1155
O2 Sensor Circuit Range/Performance (High) Bank 2 Sensor 1
P1160
Return Spring Failure
P1199
Differential Pressure Sensor
P1230
Fuel Pump Controller
P1235
Intake Control Valve Solenoid Circuit Low
P1236
Intake Control Valve Solenoid Circuit High
P1237
Exhaust Control Valve Solenoid Circuit Low (Positive Pressure)
P1238
Exhaust Control Valve Solenoid Circuit High (Positive Pressure)
P1239
Exhaust Control Valve Solenoid Circuit Low (Negative Pressure)
P1240
Exhaust Control Valve Solenoid Circuit High (Negative Pressure)
P1241
2 Stage Twin Turbo System (Single)
P1242
2 Stage Twin Turbo System (Twin)
P1244
Turbocharger Wastegate Solenoid A Range/Performance (Low Input)
P1245
Turbocharger Wastegate Solenoid A Range/Performance (fail-safe)
P1247
Relief Valve Control Solenoid 1 Circuit Low
P1248
Relief Valve Control Solenoid 1 Circuit High
P1249
Relief Valve Control Solenoid 2 Circuit Low
P1250
Relief Valve Control Solenoid 2 Circuit High
P1282
PCV System Circuit (Open)
P1301
Misfire Detected (High Temperature Exhaust Gas)
P1306
OCV Solenoid Valve Signal 1 Circuit Malfunction (Open)
P1307
OCV Solenoid Valve Signal 1 Circuit Malfunction (Short)
P1308
OCV Solenoid Valve Signal 2 Circuit Malfunction (Open)
P1309
OCV Solenoid Valve Signal 2 Circuit Malfunction (Short)
P1312
Exhaust Gas Temperature Sensor Malfunction
P1313
Misfire Detected Signal Circuit High Input
P1314
Misfire Detected Signal Circuit Low Input
P1400
Fuel Tank Pressure Control Solenoid Valve Circuit Low
P1420
Fuel Tank Pressure Control Solenoid Valve Circuit High
P1442
Fuel level sensor performance problem (travel distance)
P1443
Vent Control Solenoid Valve Function Problem
P1446
Fuel Tank Sensor Control Valve Circuit Low
P1447
Fuel Tank Sensor Control Valve Circuit High
P1448
Fuel Tank Sensor Control Valve Range/Performance
P1475
Exhaust bypass valve solenoid Malfunction Low
P1476
Exhaust bypass valve solenoid Malfunction High
P1477
Exhaust bypass valve function
P1480
Cooling Fan Relay 1 Circuit High
P1491
Positive Crankcase Ventilation (Blow-by) Function Problem
P1492
EGR Solenoid Valve Signal #1 Circuit Malfunction (Low Input)
P1493
EGR Solenoid Valve Signal #1 Circuit Malfunction (High Input)
P1494
EGR Solenoid Valve Signal #2 Circuit Malfunction (Low Input)
P1495
EGR Solenoid Valve Signal #2 Circuit Malfunction (High Input)
P1496
EGR Solenoid Valve Signal #3 Circuit Malfunction (Low Input)
P1496
EGR Solenoid Valve Signal #4 Circuit Malfunction (Low Input)
P1497
EGR Solenoid Valve Signal #3 Circuit Malfunction (High Input)
P1497
EGR Solenoid Valve Signal #4 Circuit Malfunction (High Input)
P1507
Idle Control System Malfunction (Fail-safe)
P1510
ISC Solenoid Valve Signal #1 Circuit Malfunction (Low Input)
P1511
ISC Solenoid Valve Signal #1 Circuit Malfunction (High Input)
P1512
ISC Solenoid Valve Signal #2 Circuit Malfunction (Low Input)
P1513
ISC Solenoid Valve Signal #2 Circuit Malfunction (High Input)
P1514
ISC Solenoid Valve Signal #3 Circuit Malfunction (Low Input)
P1515
ISC Solenoid Valve Signal #3 Circuit Malfunction (High Input)
P1516
ISC Solenoid Valve Signal #4 Circuit Malfunction (Low Input)
P1517
ISC Solenoid Valve Signal #4 Circuit Malfunction (High Input)
P1518
Starter switch circuit low input
P1521
Brake Switch Circuit Range Performance Problem High Input
P1540
Vehicle speed sensor malfunction 2
P1544
Exhaust Gas Temperature Too High
P1547
Exhaust Gas Temperature Sensor Malfunction
P1559
Air Intake System
P1560
Back-up Voltage Circuit Malfunction
P1570
Antenna
P1571
Reference Code Incompatibility
P1572
IMM Circuit Failure (Except Antenna Circuit)
P1573
Communication Error (Time Over)
P1574
Key Communication Failure
P1576
EGI Control Module EEPROM
P1577
IMM Control Module EEPROM
P1590
Neutral Position Switch Circuit High Input for AT
P1591
Neutral Position Switch Circuit Low Input for AT
P1592
Neutral Position Switch Circuit Malfunction for MT
P1593
TCM Communication Circuit Malfunction
P1594
AT Diagnosis Input Signal Circuit Malfunction
P1595
AT Diagnosis Input Signal Circuit Low Input
P1596
AT Diagnosis Input Signal Circuit High Input
P1597
TCS Signal Circuit Low Input
P1598
TCS Signal Circuit High Input
P1600
Improper CAN Communication
P1601
Tranmission Ctrl Unit Comms Malfunction
P1698
Engine Torque Control Cut Signal Circuit Malfunction (Low Input)
P1699
Engine Torque Control Cut Signal Circuit Malfunction (High Input)
P1700
Throttle Position Sensor Circuit Malfunction
P1700
Throttle Position Sensor Circuit Malfunction for AT
P1701
Cruise Control Set Signal Circuit Malfunction for AT
P1703
AT Low Clutch Timing Solenoid Valve Circuit Malfunction
P1706
AT Vehicle Speed Sensor Circuit Malfunction (rear wheel)
P1707
AT AWD Solenoid Valve Circuit Malfunction
P1708
Throttle Position Sensor Circuit Low Input
P1709
Throttle Position Sensor Circuit High Input
P1710
Torque Converter Turbine 2 Speed Signal Circuit Malfunction
P1711
Engine Torque Control Signal #1 Circuit Malfunction
P1712
Engine Torque Control Signal #2 Circuit Malfunction
P1714
Throttle Position Sensor Power Supply Circuit
P1716 ATF Temperature Sensor 2 Circuit Low
P1717
ATF Temperature Sensor 2 Circuit High
P1718
AT CAN Communication Circuit
P1719
ECU Communication Circuit
P1760
Lateral Acceleration Sensor Performance Problem
P1761
Lateral Acceleration Sensor Circuit Low
P1762
Lateral Acceleration Sensor Circuit High
P1798
Gear 1 Engine Breaks
P1799
Interlock
P1817
Sports Mode Switch Circuit (Manual Switch)
P1840
Transmission Fluid Pressue Sensor Switch A Circuit
P1841
Transmission Fluid Pressue Sensor Switch B Circuit
P1842
Transmission Fluid Pressue Sensor Switch C Circuit
P1843
Transmission Fluid Pressue Sensor Switch D Circuit
P1844 Transmission Fluid Pressue Sensor Switch E Circuit
P1870
Front Left ABS Sensor Signal
P1871
Front Right ABS Sensor Signal
P1872
Rear Left ABS Sensor Signal
P1873
Rear Right ABS Sensor Signal
P1874
Circuit of R-Diff Oil Temp. Switch
P1875
Circuit of Centre Differential
P1876
Not Suitable Diameter Tyre
P2088
OCV Solenoid Valve Signla A Circuit Open Bank 1
P2089
OCV Solenoid Valve Signal A Circuit Short Bank 1
P2090
OCV Solenoid Valve Signal B Circuit Open Bank 1
P2091
OCV Solenoid Valve Signal B Circuit Short Bank 1
P2092
OCV Solenoid Valve Signal A Circuit Open Bank 2
P2093
OCV Solenoid Valve Signal A Circuit Short Bank 2
P2094
OCV Solenoid Valve Signal B Circuit Open Bank 2
P2095
OCV Solenoid Valve Signal B Circuit Short Bank 2
P2098
Post Catalyst Fuel Trim System Too Lean Bank 2
P2099
Post Catalyst Fuel Trim System Too Rich Bank 2
P2100
Throttle Control Motor Circuit Open
P2100
Throttle Control Motor Circuit Open
P2101
Throttle Control Motor Circuit Range/Performance
P2102
Throttle Control Motor Circuit Low Input
P2103
Throttle Control Motor Circuit High Input
P2109
Throttle Angle Sensor Closed Position Error
P2111
Throttle Valve Open Stick
P2122
Accelerator Position Sensor D Low Input
P2123
Accelerator Position Sensor D High Input
P2127
Accelerator Position Sensor E Low Input
P2128
Accelerator Position Sensor E High Input
P2135
Throttle Position Sensor Circuit Range/Performance
P2138
Accelerator Position Sensor Circuit Range/Performance
P2707
Shift Solenoid F Malfunction
P2709
Shift Solenoid F Electrical
