Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Subaru Forester 1999-2004 Approved Subaru Forester 2004 2 - Engine Section (H4SO) Engine (Diagnostics) List of Diagnostic Trouble Code (DTC)
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LIST OF DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
18.List of Diagnostic Trouble Code (DTC)
A: LIST
DTC Item Index
P0030 HO2S Heater Control Circuit (Bank 1
P0031 HO2S Heater Control Circuit Low
P0032 HO2S Heater Control Circuit High
P0037 HO2S Heater Control Circuit Low
P0038 HO2S Heater Control Circuit High
P0065 Air Assisted Injector Control Range/
P0066 Air Assisted Injector Control Circuit
P0067 Air Assisted Injector Control Circuit
P0068 Manifold Absolute Pressure/Baro-
P0107 Manifold Absolute Pressure/Baro-
P0108 Manifold Absolute Pressure/Baro-
P0111 Intake Air Temperature Circuit
P0112 Intake Air Temperature Circuit Low
P0113 Intake Air Temperature Circuit High
P0117 Engine Coolant Temperature Circuit
P0118 Engine Coolant Temperature Circuit
P0121 Throttle/Pedal Position Sensor/
P0122 Throttle/Pedal Position Sensor/
EN(H4SO)-77
LIST OF DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
DTC Item Index
P0123 Throttle/Pedal Position Sensor/
P0125 Insufficient Coolant Temperature for
P0128 Coolant Thermostat (Coolant Tem-
P0129 Atmospheric Pressure Sensor Circuit
P0130 O2 Sensor Circuit (Bank 1 Sensor 1)
P0131 O2 Sensor Circuit Low Voltage (Bank
P0132 O2 Sensor Circuit High Voltage
P0133 O2 Sensor Circuit Slow Response
P0134 O2 Sensor Circuit No Activity
P0137 O2 Sensor Circuit Low Voltage (Bank
P0138 O2 Sensor Circuit High Voltage
P0139 O2 Sensor Circuit Slow Response
P0171 System too Lean (Bank 1)
P0172 System too Rich (Bank 1)
P0181 Fuel Temperature Sensor "A" Circuit
P0182 Fuel Temperature Sensor "A" Circuit
P0183 Fuel Temperature Sensor "A" Circuit
P0301 Cylinder 1 Misfire Detected
P0302 Cylinder 2 Misfire Detected
P0303 Cylinder 3 Misfire Detected
P0304 Cylinder 4 Misfire Detected
EN(H4SO)-78
LIST OF DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
DTC Item Index
P0327 Knock Sensor 1 Circuit Low Input
P0328 Knock Sensor 1 Circuit High Input
P0335 Crankshaft Position Sensor "A" Cir-
P0336 Crankshaft Position Sensor "A" Cir-
P0340 Camshaft Position Sensor "A" Circuit
P0341 Camshaft Position Sensor "A" Circuit
P0400 EGR System
P0420 Catalyst System Efficiency Below
P0442 Evaporative Emission Control Sys-
P0447 Evaporative Emission Control Sys-
P0448 Evaporative Emission Control Sys-
P0451 Evaporative Emission Control Sys-
P0452 Evaporative Emission Control Sys-
P0453 Evaporative Emission Control Sys-
P0456 Evaporative Emission Control Sys-
P0457 Evaporative Emission Control Sys-
P0458 Evaporative Emission Control Sys-
P0459 Evaporative Emission Control Sys-
P0461 Fuel Level Sensor Circuit Range/Per-
EN(H4SO)-79
LIST OF DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
DTC Item Index
P0462 Fuel Level Sensor Circuit Low Input
P0463 Fuel Level Sensor Circuit High Input
P0464 Fuel Level Sensor Circuit Intermittent
P0483 Cooling Fan Rationality Check
P0502 Vehicle Speed Sensor Circuit Low
P0503 Vehicle Speed Sensor Intermittent/
P0506 Idle Control System RPM Lower
P0507 Idle Control System RPM Higher
P0512 Starter Request Circuit
P0519 Idle Control System Malfunction
P0565 Cruise Control On Signal
P0604 Internal Control Module Random
P0691 Cooling Fan 1 Control Circuit Low
P0692 Cooling Fan 1 Control Circuit High
P0703 Torque Converter/Brake Switch "B"
P0705 Transmission Range Sensor Circuit
P0710 Transmission Fluid Temperature
P0716 Torque Converter Turbine Speed
P0720 Output Speed Sensor Circuit
P0726 Engine Speed Input Circuit Range/
P0731 Gear 1 Incorrect Ratio
P0732 Gear 2 Incorrect Ratio
P0733 Gear 3 Incorrect Ratio
EN(H4SO)-80
LIST OF DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
DTC Item Index
P0734 Gear 4 Incorrect Ratio
P0741 Torque Converter Clutch Circuit Per-
P0743 Torque Converter Clutch Circuit Elec-
P0748 Pressure Control Solenoid "A" Elec-
P0753 Shift Solenoid "A" Electrical
P0758 Shift Solenoid "B" Electrical
P0771 Shift Solenoid "E" Performance or
P0778 Pressure Control Solenoid "B" Elec-
P0785 Shift/Timing Solenoid
P0851 Neutral Position Switch Input Circuit
P0852 Neutral Position Switch Input Circuit
P0864 TCM Communication Circuit Range/
P0865 TCM Communication Circuit Low
P0866 TCM Communication Circuit High
P1110 Atmospheric Pressure Sensor Circuit
P1111 Atmospheric Pressure Sensor Circuit
P1134 A/F Sensor Micro-computer Problem
P1137 O2 Sensor Circuit (Lamda=1) (Bank1
P1400 Fuel Tank Pressure Control Solenoid
P1420 Fuel Tank Pressure Control Solenoid
P1443 Vent Control Solenoid Valve Function
EN(H4SO)-81
LIST OF DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
DTC Item Index
P1446 Fuel Tank Sensor Control Valve Cir-
P1447 Fuel Tank Sensor Control Valve Cir-
P1448 Fuel Tank Sensor Control Valve
P1492 EGR signal line 1 circuit (Low)
P1493 EGR signal line 1 circuit (High)
P1494 EGR signal line 2 circuit (Low)
P1495 EGR signal line 2 circuit (High)
P1496 EGR signal line 3 circuit (Low)
P1497 EGR signal line 3 circuit (High)
P1498 EGR signal line 4 circuit (Low)
P1499 EGR signal line 4 circuit (High)
P1510 ISC Solenoid Valve Signal #1 Circuit
P1511 ISC Solenoid Valve Signal #1 Circuit
P1512 ISC Solenoid Valve Signal #2 Circuit
P1513 ISC Solenoid Valve Signal #2 Circuit
P1514 ISC Solenoid Valve Signal #3 Circuit
P1515 ISC Solenoid Valve Signal #3 Circuit
P1516 ISC Solenoid Valve Signal #4 Circuit
P1517 ISC Solenoid Valve Signal #4 Circuit
P1518 Starter Switch Circuit Low input
P1560 Back-up Voltage Circuit Malfunction
P1698 Engine Torque Control Cut Signal
EN(H4SO)-82
LIST OF DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
DTC Item Index
P1699 Engine Torque Control Cut Signal
P1700 Throttle Position Sensor
P1711 Engine Torque Control Signal 1 Cir-
P1712 Engine Torque Control Signal 2 Cir-
Post Catalyst Fuel Trim System Too
Post Catalyst Fuel Trim System Too
EN(H4SO)-83
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