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Home >> Subaru >> 2007 >> Forester XT Limited, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls (Diagnostics) (H4DOTC) >> Drive Cycle >> Procedure >> Drive Cycle H

Drive Cycle H

  1. Perform the Clear Memory Mode. <Ref. to CLEAR MEMORY MODE . >
  2. Read the engine coolant temperature, intake air temperature and fuel temperature with ignition switch ON. <Ref. to READ CURRENT DATA FOR ENGINE (NORMAL MODE) , Operation, Subaru Select Monitor.>
  3. Start the engine if the value in step  2) meets the following two conditions.

    Condition: 

    |engine coolant temperature - intake air temperature | ≤5°C (41°F) 

    |engine coolant temperature - fuel temperature| ≤2°C (36°F) 

    NOTE:
    • If the value does not meet the conditions, turn the ignition switch to OFF and wait until it meets.
    • Start the engine in P range (AT model) or in N position (MT model).
  4. Idle the engine for one minute in the condition of step  3.
    DTC

    DTC Item Condition
    *P1602 ECM error (cold start) -
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