Engine Controls - Engine (Diagnostics) - H4SO
- Basic Diagnostic Procedure
- Check List for Interview
- General Description
- Electrical Component Location
- Engine Control Module (ECM) I/O Signal
- Engine Condition Data
- Data Link Connector
- OBD-II General Scan Tool
- Subaru Select Monitor
- Operation
- How To Use SUBARU Select Monitor
- Read Diagnostic Trouble Code (DTC) For Engine (Normal Mode)
- Read Diagnostic Trouble Code (DTC) For Engine (OBD Mode)
- Read Current Data For Engine (Normal Mode)
- Read Current Data For Engine (OBD Mode)
- Read Freeze Frame Data For Engine (OBD Mode)
- Led Operation Mode For Engine
- VIN Registration
- Operation
- Read Diagnostic Trouble Code (DTC)
- Inspection Mode
- Drive Cycle
- Clear Memory Mode
- Compulsory Valve Operation Check Mode
- Malfunction Indicator Light
- Diagnostics for Engine Starting Failure
- List of Diagnostic Trouble Code (DTC)
- Diagnostic Procedure with Diagnostic Trouble Code (DTC)
- DTC P0030 Ho2S Heater Control Circuit (Bank 1 Sensor 1)
- DTC P0031 Ho2S Heater Control Circuit Low (Bank 1 Sensor 1)
- DTC P0032 Ho2S Heater Control Circuit High (Bank 1 Sensor 1)
- DTC P0037 Ho2S Heater Control Circuit Low (Bank 1 Sensor 2)
- DTC P0038 Ho2S Heater Control Circuit High (Bank 1 Sensor 2)
- DTC P0068 Manifold Absolute Pressure Sensor Range/Performance
- DTC P0101 Mass Or Volume Air Flow Circuit Range/Performance
- DTC P0102 Mass Or Volume Air Flow Circuit Low Input
- DTC P0103 Mass Or Volume Air Flow Circuit High Input
- DTC P0107 Manifold Absolute Pressure/Barometric Pressure Circuit Low Input
- DTC P0108 Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- DTC P0111 Intake Air Temperature Circuit Range/Performance
- DTC P0112 Intake Air Temperature Circuit Low Input
- DTC P0113 Intake Air Temperature Circuit High Input
- DTC P0117 Engine Coolant Temperature Circuit Low Input
- DTC P0118 Engine Coolant Temperature Circuit High Input
- DTC P0122 Throttle/Pedal Position Sensor/Switch "A" Circuit Low Input
- DTC P0123 Throttle/Pedal Position Sensor/Switch "A" Circuit High Input
- DTC P0125 Insufficient Coolant Temperature For Closed Loop Fuel Control
- DTC P0126 Insufficient Coolant Temperature For Stable Operation
- DTC P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
- DTC P0131 O Sensor Circuit Low Voltage (Bank 1 Sensor 1)
- DTC P0132 O Sensor Circuit High Voltage (Bank 1 Sensor 1)
- DTC P0133 O Sensor Circuit Slow Response (Bank 1 Sensor 1)
- DTC P0134 O Sensor Circuit No Activity Detected (Bank 1 Sensor 1)
- DTC P0137 O Sensor Circuit Low Voltage (Bank 1 Sensor 2)
- DTC P0138 O Sensor Circuit High Voltage (Bank 1 Sensor 2)
- DTC P0139 O Sensor Circuit Slow Response (Bank 1 Sensor 2)
- DTC P0171 System Too Lean (Bank 1)
- DTC P0172 System Too Rich (Bank 1)
- DTC P0181 Fuel Temperature Sensor "A" Circuit Range/Performance
- DTC P0182 Fuel Temperature Sensor "A" Circuit Low Input
- DTC P0183 Fuel Temperature Sensor "A" Circuit High Input
- DTC P0222 Throttle/Pedal Position Sensor/Switch "B" Circuit Low Input
- DTC P0223 Throttle/Pedal Position Sensor/Switch "B" Circuit High Input
- DTC P0301 Cylinder 1 Misfire Detected
- DTC P0302 Cylinder 2 Misfire Detected
- DTC P0303 Cylinder 3 Misfire Detected
- DTC P0304 Cylinder 4 Misfire Detected
- DTC P0327 Knock Sensor 1 Circuit Low Input (Bank 1 Or Single Sensor)
- DTC P0328 Knock Sensor 1 Circuit High Input (Bank 1 Or Single Sensor)
- DTC P0335 Crankshaft Position Sensor "A" Circuit
- DTC P0336 Crankshaft Position Sensor "A" Circuit Range/Performance
- DTC P0340 Camshaft Position Sensor "A" Circuit (Bank 1 Or Single Sensor)
- DTC P0341 Camshaft Position Sensor "A" Circuit Range/Performance (Bank 1 Or Single Sensor)
- DTC P0400 Exhaust Gas RECIRCULATION Flow
- DTC P0420 Catalyst System Efficiency Below Threshold (Bank 1)
- DTC P0442 Evaporative Emission Control System Leak Detected (Small Leak)
- DTC P0447 Evaporative Emission Control System Vent Control Circuit Open
- DTC P0448 Evaporative Emission Control System Vent Control Circuit Shorted
- DTC P0451 Evaporative Emission Control System Pressure Sensor Range/Performance
- DTC P0452 Evaporative Emission Control System Pressure Sensor Low Input
- DTC P0453 Evaporative Emission Control System Pressure Sensor High Input
- DTC P0456 Evaporative Emission Control System Leak Detected (Very Small Leak)
- DTC P0457 Evaporative Emission Control System Leak Detected (Fuel Cap Loose/Off)
- DTC P0458 Evaporative Emission Control System Purge Control Valve Circuit Low
- DTC P0459 Evaporative Emission Control System Purge Control Valve Circuit High
- DTC P0461 Fuel Level Sensor Circuit Range/Performance
- DTC P0462 Fuel Level Sensor Circuit Low Input
- DTC P0463 Fuel Level Sensor Circuit High Input
- DTC P0464 Fuel Level Sensor Circuit Intermittent
- DTC P0483 Cooling Fan Rationality Check
- DTC P0502 Vehicle Speed Sensor Circuit Low Input
- DTC P0503 Vehicle Speed Sensor Intermittent/Erratic/High
- DTC P0506 Idle Control System Rpm Lower Than Expected
- DTC P0507 Idle Control System Rpm Higher Than Expected
- DTC P0512 Starter Request Circuit
- DTC P0519 Idle Control System Malfunction (Fail-Safe)
- DTC P0600 Serial Communication Link
- DTC P0604 Internal Control Module Random Access Memory (Ram) Error
- DTC P0605 Internal Control Module Read Only Memory (ROM) Error
- DTC P0607 Control Module Performance
- DTC P0638 Throttle Actuator Control Range/Performance (Bank 1)
- DTC P0691 Cooling Fan 1 Control Circuit Low
- DTC P0692 Cooling Fan 1 Control Circuit High
- DTC P0700 Transmission Control System (Mil Request)
- DTC P0851 Neutral Switch Input Circuit Low (At Model)
- DTC P0851 Neutral Switch Input Circuit Low (Mt Model)
- DTC P0852 Neutral Switch Input Circuit High (At Model)
- DTC P0852 Neutral Switch Input Circuit High (Mt Model)
- DTC P1152 O Sensor Circuit Range/Performance (Low) (Bank 1 Sensor 1)
- DTC P1153 O Sensor Circuit Range/Performance (High) (Bank 1 Sensor 1)
- DTC P1160 Return Spring Failure
- DTC P1400 Fuel Tank Pressure Control Solenoid Valve Circuit Low
- DTC P1420 Fuel Tank Pressure Control Sol. Valve Circuit High
- DTC P1443 Vent Control Solenoid Valve Function Problem
- DTC P1446 Fuel Tank Sensor Control Valve Circuit Low
- DTC P1447 Fuel Tank Sensor Control Valve Circuit High
- DTC P1492 EGR Solenoid Valve Signal #1 Circuit Malfunction (Low Input)
- DTC P1493 EGR Solenoid Valve Signal #1 Circuit Malfunction (High Input)
- DTC P1494 EGR Solenoid Valve Signal #2 Circuit Malfunction (Low Input)
- DTC P1495 EGR Solenoid Valve Signal #2 Circuit Malfunction (High Input)
- DTC P1496 EGR Solenoid Valve Signal #3 Circuit Malfunction (Low Input)
- DTC P1497 EGR Solenoid Valve Signal #3 Circuit Malfunction (High Input)
- DTC P1498 EGR Solenoid Valve Signal #4 Circuit Malfunction (Low Input)
- DTC P1499 EGR Solenoid Valve Signal #4 Circuit Malfunction (High Input)
- DTC P1518 Starter Switch Circuit Low Input
- DTC P1560 Back-Up Voltage Circuit Malfunction
- DTC P2096 Post Catalyst Fuel Trim System Too Lean Bank 1
- DTC P2097 Post Catalyst Fuel Trim System Too Rich Bank 1
- DTC P2101 Throttle Actuator Control Motor Circuit Range/Performance
- DTC P2102 Throttle Actuator Control Motor Circuit Low
- DTC P2103 Throttle Actuator Control Motor Circuit High
- DTC P2109 Throttle/Pedal Position Sensor A Minimum Stop Performance
- DTC P2122 Throttle/Pedal Position Sensor/Switch "D" Circuit Low Input
- DTC P2123 Throttle/Pedal Position Sensor/Switch "D" Circuit High Input
- DTC P2127 Throttle/Pedal Position Sensor/Switch "E" Circuit Low Input
- DTC P2128 Throttle/Pedal Position Sensor/Switch "E" Circuit High Input
- DTC P2135 Throttle/Pedal Position Sensor/Switch "A"/"B" Voltage Rationality
- DTC P2138 Throttle/Pedal Position Sensor/Switch "D"/"E" Voltage Rationality
- DTC P2227 Barometric Pressure Too Low
- DTC P2228 Atmospheric Pressure Sensor Circuit Malfunction (Low Input)
- DTC P2229 Atmospheric Pressure Sensor Circuit Malfunction (High Input)
- General Diagnostic Table