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Home >> Subaru >> 2010 >> Impreza WRX STi SE >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Engine (Diagnostics) (STI) >> Drive Cycle >> Procedure >> Drive Cycle D

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 10 l  (2.6 US gal, 2.2 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. Idle the engine for 120 seconds or more in the condition of step  3).

STUCK DIAGNOSIS 

  1. Make sure that the battery voltage is 10.9 V or more.
  2. Perform the Clear Memory Mode. Refer 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 ITEM CONDITION CHART

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