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 Tribeca BaseFACTORY OEM SERVICE PROCEDURE
Read Freeze Frame 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 {Freeze Frame Data Display}.
- A list of the support data is shown in the following table.
FREEZE FRAME DATA FOR ENGINE (OBD MODE)Description Display Unit of measure DTC of freeze frame data Freeze frame data DTC Air fuel ratio control system for bank 1 Fuel system for Bank 1 - Air fuel ratio control system for bank 2 Fuel system for Bank 2 - Engine load data Calculated load valve % Engine coolant temperature signal Coolant Temp. °C or °F Short term fuel trim by front oxygen (A/F) sensor (Bank 1) Short term fuel trim B1 % Long term fuel trim by front oxygen (A/F) sensor (Bank 1) Long term fuel trim B1 % Short term fuel trim by front oxygen (A/F) sensor (Bank 2) Short term fuel trim B2 % Long term fuel trim by front oxygen (A/F) sensor (Bank 2) Long term fuel trim B2 % Intake manifold absolute pressure signal Mani. Absolute Pressure mmHg, kPa, inHg or psig Engine speed signal Engine Speed RPM Vehicle speed signal Vehicle Speed km/h or MPH Ignition timing adv. #1 Ignition timing adv. #1 ° Intake air temperature Intake Air Temp. °C or °F Amount of intake air Mass Air Flow g/s Throttle opening angle Throttle Opening Angle % Oxygen sensor #12 Oxygen sensor #12 V A/F correction value #12 Short term fuel trim #12 % Oxygen sensor #22 Oxygen sensor #22 V A/F correction value #22 Short term fuel trim #22 % On-board diagnostic system On-board diagnostic system OBD/OBD2 Oxygen sensor #11 Oxygen sensor #11 Support Oxygen sensor #12 Oxygen sensor #12 Support Oxygen sensor #21 Oxygen sensor #21 Support Oxygen sensor #22 Oxygen sensor #22 Support Elapsed time after engine start Elapsed time after starting the engine sec Target EGR Target EGR % EGR deviation EGR Error % Evaporative purge Evaporative purge % Fuel level signal Fuel level % Fuel tank pressure signal Tank pressure mmHg, kPa, inHg or psig Atmospheric pressure Atmospheric pressure mmHg, kPa, inHg or psig ECM power voltage ECM power voltage V Absolute load Absolute load % A/F target lambda A/F target lambda value - Relative throttle opening angle Relative throttle opening angle % Ambient temperature Ambient temperature °C or °F Absolute throttle opening angle 2 Absolute throttle opening angle 2 % Absolute accelerator opening angle 1 Absolute accelerator opening angle 1 % Absolute accelerator opening angle 2 Absolute accelerator opening angle 2 % Target throttle opening angle Target throttle opening angle % 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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