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ECU Data Fault Codes
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Old 02 Jul 2006, 06:48 PM   #1 (permalink)
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ECU Data Fault Codes

2 Digit non EOBD codes (European On-Board Diagnostics)


1 Engine Speed Signal Circuit
11 Crankshaft Position Sensor
12 Starter Signal
13 Camshaft Position Sensor
21 Engine Coolant Temperature Sensor
22 Knock Sensor
23 (MAF) Mass Air Flow Sensor Circuit
24 Idle Control System Malfunction
24 ISC Valve (Stick)
24 Open/Short in ISC Valve Circuit
26 Intake Air Temperature Sensor
27 ATF Temperature Sensor Circuit
28 Knock Sensor #2
29 Crankshaft Position Sensor 2
31 Throttle Position Sensor Circuit
32 A/F Sensor #1 System
32 A/F Sensor #2 System
32 Oxygen Sensor
33 Vehicle Speed Sensor
35 CPC System
36 Turbine Speed Signal
37 Rear O2 Sensor Circuit / A/F Sensor Circuit Malfunction
38 Torque Control Signal #1
38 Torque Control Signal #2
38 Torque Control Signal System
38 Torque Permission Signal
39 Traction Control System
42 Idle Switch
43 Accelerator Pedal Switch
44 Turbocharging Pressure Control Signal
45 Pressure Sensor
48 Lean Burn System
49 CO Resistor
51 Neutral Position Switch
53 Antenna
53 Anti-Quick Operation Mode
53 Communication Error (Time Over)
53 EGI Control Module EEPROM
53 IMM Circuit Failure (Except Antenna Circuit)
53 IMM Control Module EEPROM
53 Key Communication Failure
53 Reference Code Incompatibility
53 Use of Unregistered Key
54 Air Intake System
55 EGR Valve Lift Sensor
56 EGR System
61 Air Suction Control Solenoid Valve
62 Exhaust Manifold Valve Negative Pressure Control Solenoid
64 Relief Valve Control Solenoid Valve 1
64 Relief Valve Control Solenoid Valve 2
65 Differential Pressure Sensor
66 Twin Turbocharger System(H)
66 Twin Turbocharger System(S)
66 Twin Turbocharger System(T)
66 Two Stage Twin Turbocharger System
67 Exhaust Manifold Valve Positive Pressure Control Solenoid
68 Turbocharging Pressure Control Output Signal #2
71 Shift Solenoid Valve
72 Shift Solenoid #2 Circuit
73 Low Clutch Timing Solenoid Circuit
74 Brake Clutch Timing Solenoid Circuit Malfunction
75 Line Pressure Duty Solenoid Circuit
76 Brake Clutch Pressure Duty Solenoid Circuit Malfunction
77 Lock-Up Duty Solenoid Circuit
78 Tiptronic Solenoid System
79 Transfer Clutch Duty Solenoid Circuit
81 Torque Up Control Valve
85 Charger System Circuit Malfunction
86 CAN (Communication System)
87 Variable Induction Solenoid Valve Circuit Malfunction
88 Fuel Pump Circuit Malfunction
89 VVT Systems (L)
89 VVT Systems (R)
91 TCS Relief Valve
92 Electrical Generation Control Signal Circuit Malfunction
93 Vehicle Speed Sensor #1 Circuit
94 Lateral G Sensor Signal Circuit Malfunction
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Last edited by 2002pete; 25 Apr 2007 at 02:07 PM.
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Old 15 Dec 2006, 06:53 PM   #2 (permalink)
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Newage Impreza Pics/Location.

11. Crankshaft Position Sensor
13. Camshaft Position Sensor
21. Engine Coolant Temperature Sensor
22. Knock Sensor
23. (MAF) Mass Air Flow Sensor
31. Throttle Position Sensor
33. Vehicle Speed Sensor
37. Rear O2 Sensor
45. Pressure Sensor

Link: http://www.subaru-impreza.org/bbs/showthread.php?t=28428


Classic Turbo 97/98

11. Crankshaft Position Sensor
13. Camshaft Position Sensor
21. Engine Coolant Temperature Sensor
23. (MAF) Mass Air Flow Sensor
31. Throttle Position Sensor
45. Pressure Sensor

Link: http://www.subaru-impreza.org/bbs/showthread.php?t=28958
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Last edited by 2002pete; 12 Jan 2007 at 02:59 PM.
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Old 25 Apr 2007, 07:59 AM   #3 (permalink)
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5 Diget EOBD fault 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 SensorCircuit 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
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Last edited by 2002pete; 19 Mar 2009 at 08:41 AM.
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