Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2008 Subaru Outback XT Limited, AutomaticFACTORY OEM SERVICE PROCEDURE
Read Current Data For Engine (OBD Mode)
- On the «Main Menu» display screen, select the {Each System Check}.
- On the «System Selection Menu» display screen, select the {Engine Control System}.
- Click the [OK] button after the information of engine type has been displayed.
- On the «Engine Diagnosis» display screen, select the {OBD System}.
- On the «OBD Menu» display screen, select the {Current Data Display & Save}.
- On the «Current Data Display & Save» display screen, select the {All Data Display}.
- Using the scroll key, scroll the display screen up or down until the desired data is shown.
- A list of the support data is shown in the following table.SUPPORT DATA REFERENCE
Contents Display Referential value (at idling) Unit of measure Number of diagnosis code Number of Diag. Code: 0 - Condition of malfunction indicator light Ml (MIL) OFF - Monitoring test of misfire Misfire Monitoring (Supp) YES - Monitoring test of misfire Misfire Monitoring (Rdy) YES - Monitoring test of fuel system Fuel system monitoring (Supp) YES - Monitoring test of fuel system Fuel system monitoring (Rdy) YES - Monitoring test of comprehensive component Component monitoring (Supp) YES - Monitoring test of comprehensive component Component monitoring (Rdy) YES - Test of catalyst Catalyst Diagnosis (Supp) YES - Test of catalyst Catalyst Diagnosis (Rdy) NO - Test of heating-type catalyst Heated catalyst (Supp) NO - Test of heating-type catalyst Heated catalyst (Rdy) N/A - Test of evaporative emission purge control system Evaporative purge system (Supp) YES - Test of evaporative emission purge control system Evaporative purge system (Rdy) NO - Secondary air system test Secondary air system (Supp) YES - Secondary air system test Secondary air system (Rdy) NO - Test of air conditioning system refrigerant A/C system refrigerant (Supp) NO - Test of air conditioning system refrigerant A/C system refrigerant (Rdy) N/A - Test of oxygen sensor O2 Heater Diagnosis (Supp) YES - Test of oxygen sensor O2 Heater Diagnosis (Rdy) NO - Test of oxygen sensor heater O2 Heater Diagnosis (Supp) YES - Test of oxygen sensor heater O2 Heater Diagnosis (Rdy) YES - Test of EGR system EGR system (Supp) NO - Test of EGR system EGR system (Rdy) N/A - Air fuel ratio control system for bank 1 Fuel System for Bank 1 Normal CLOSE - Engine load data Calculated load value 19.2 % Engine coolant temperature signal Coolant Temp. 96 °C Short term fuel trim by front oxygen (A/F) sensor (Bank 1) Short term fuel trim B1 17.2 % Long term fuel trim by front oxygen (A/F) sensor (Bank 1) Long term fuel trim B1 5.5 % Intake manifold absolute pressure signal Mani. Absolute Pressure 248 mmHg Engine speed signal Engine Speed 846 rpm Vehicle speed signal Vehicle Speed 0 km/h #1 Cylinder ignition timing Ignition timing adv. #1 13.5 ° Intake air temperature signal Intake Air Temp. 44 °C Amount of intake air Mass Air Flow 3.6 g/s Throttle position signal Throttle Opening Angle 13 % Secondary air control status Secondary air system Stop - Oxygen sensor (Bank 1 Sensor 2) Oxygen Sensor #12 0.1 - 0.7 V A/F correction (Bank 1 Sensor 2) A/F Correction #12 0.0 % On-board diagnostic system OBD System OBD/OBD2 - Front oxygen (A/F) sensor (Bank 1 Sensor 1) Oxygen Sensor #11 Support - Oxygen sensor (Bank 1 Sensor 2) Oxygen Sensor#12 Support - Time elapsed after engine start Elapsed Time After Starting Engine - sec Driving distance after the malfunction indicator light illuminates Time while MIL lighted - km A/F lambda signal (Bank 1 Sensor 1) A/F sensor #11 0.951 - A/F sensor output signal (Bank 1 Sensor 1) A/F sensor #11 2.468 V Evaporative purge Evaporative purge 0 % Fuel level signal Fuel level - % Number of warm ups after DTC clear Number Of Warm Ups After DTC Clear - - Driving distance after DTC clear Time since DTC cleared - km Fuel tank pressure signal Fuel Tank Pressure 9.664 mmHg Barometric pressure signal Atmospheric Pressure Barometric pressure mmHg A/F lambda signal (Bank 1 Sensor 1) A/F sensor #11 0.957 - A/F sensor output signal (Bank 1 Sensor 1) A/F sensor #11 -0.18 mA Catalyst temperature #1 Catalyst Temperature #11 - °C Monitoring test of misfire Misfire Monitoring (Enable) YES - Monitoring test of misfire Misfire Monitoring (Comp) YES - Monitoring test of fuel system Fuel system monitoring (Enable) YES - Monitoring test of fuel system Fuel system monitoring (Comp) NO - Monitoring test of comprehensive component Component monitoring (Enable) NO - Monitoring test of comprehensive component Component monitoring (Comp) NO - Test of catalyst Catalyst Diagnosis (Enable) YES - Test of catalyst Catalyst Diagnosis (Comp) NO - Test of heating-type catalyst Heated catalyst (Enable) N/A - Test of heating-type catalyst Heated catalyst (Comp) N/A - Test of evaporative emission purge control system Evaporative purge system (Enable) YES - Test of evaporative emission purge control system Evaporative purge system (Comp) NO - Secondary air system test Secondary air system (Enable) YES - Secondary air system test Secondary air system (Comp) NO - Test of air conditioning system refrigerant A/C system refrigerant (Enable) N/A - Test of air conditioning system refrigerant A/C system refrigerant (Comp) N/A - Test of oxygen sensor Oxygen sensor (Enable) YES - Test of oxygen sensor Oxygen sensor (Comp) NO - Test of oxygen sensor heater O2 Heater Diagnosis (Enable) YES - Test of oxygen sensor heater O2 Heater Diagnosis (Comp) YES - Test of EGR system EGR system (Enable) N/A - Test of EGR system EGR system (Comp) N/A - ECM power voltage ECM power voltage 13.848 V Absolute load Absolute load 21 % A/F ratio target lambda A/F target lambda 0.993 - Relative throttle opening angle Relative throttle position 2 % Ambient temperature Ambient temperature Ambient temperature °C Absolute throttle opening angle 2 Absolute throttle opening angle 2 31 % Absolute accelerator opening angle 1 Absolute accelerator opening angle 1 13 % Absolute accelerator opening angle 2 Absolute accelerator opening angle 2 13 % Target throttle opening angle Target throttle opening angle 0 % Engine operating time while malfunction indicator lit Engine operating time during MIL illuminates - min Time elapsed after DTC clear Elapsed time after DTC clear - min Fuel used Fuel used GAS - Relative accelerator opening angle Relative accelerator opening angle 0 %
NOTE:
For detailed operation procedure, refer to the "PC application help for Subaru Select Monitor".
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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