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Home >> Subaru >> 2021 >> Forester Base >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle System (Diagnostics) >> Inspection Mode >> Procedure >> Preparation For The Inspection Mode
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Preparation For The Inspection Mode

  1. Check that the battery voltage is 12 V or more and fuel remains approx. half [20 - 40 L (5.3 - 10.6 US gal, 4.4 - 8.8 Imp gal)].
  2. After performing the diagnostics and clearing memory, check that no DTC remains.
NOTE: Perform the inspection mode after warming up the engine except when the ATF temperature at engine start is specified.