2009 Subaru Tribeca BaseFACTORY OEM SERVICE PROCEDURE

Drive Cycle D

DRIFT DIAGNOSIS 

  1. Make sure that the engine coolant temperature at engine starting is less than 30°C (86°F).
  2. Make sure that fuel remains 9.6 l  (2.5 US gal, 2.1 lmp gal) or more and the battery voltage is 10.9 V or more.
  3. Start the engine, and check that the engine coolant temperature increases by 10°C (18°F) or more, and reaches 75°C (167°F) or more, when the engine is warmed up.
  4. After the engine has reached the state of procedure 3), idle the engine for 120 seconds or more.

STUCK DIAGNOSIS 

  1. Make sure that the battery voltage is 10.9 V or more.
  2. Perform the Clear Memory Mode. Ref. to CLEAR MEMORY MODE .
  3. Drive for approximately 50 l  (13.2 US gal, 11 lmp gal) of fuel.
    NOTE:
    • It is acceptable to drive the vehicle intermittently.
    • Do not disconnect the battery terminals while diagnosing. (Data will be cleared by disconnecting the battery terminals.)
    DTC CHART

    DTC Item Condition
    P0181 Fuel Temperature Sensor "A" Circuit Range/Performance -
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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