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Home >> Subaru >> 2018 >> WRX STI Limited >> Repair and Diagnosis >> Engine Mechanical >> Engine Lubrication System (STI) >> Engine Oil Cooler >> Inspection

Engine Oil Cooler: Inspection

  1. Check that the engine oil cooler, oil cooler pipe and oil cooler connector do not have deformation, cracks or damage.
  2. Make sure the oil cooler hoses are not cracked, damaged or loose.
  3. Blow with compressed air to make sure the coolant passages are not clogged.
  4. Make sure the mating surfaces of the cylinder block do not have damage.
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