FixVault

How To Troubleshoot

WARNING: This page is about a different car, the 2014 Subaru BRZ. However, it is still accessible from the selected car via links, so may be relevant.
  1. Bring in the car

    Next

  2. Interview and phenomenon check
    1. Perform the interview and phenomenon check (Refer to CHECK LIST FOR INTERVIEW  )

      Next

  3. Check vehicle status
    1. Check the vehicle specification.
      RESULT

      Result Go to
      For automatic air conditioning system A
      Except for automatic air conditioning system B

      B: Go to Step

      A: Go to Next Step

  4. Inspection of CAN communication system
    1. Check CAN communication system. (Refer to HOW TO TROUBLESHOOT )
      RESULT

      Result Go to
      Functioning properly A
      Not functioning properly B

      B: Go to the CAN communication system section (Refer to HOW TO TROUBLESHOOT )

      A: Go to Next Step

  5. Symptom table
    1. Check the symptom table. (Refer to SYMPTOM TABLE  )
      RESULT

      Result Go to
      Not applicable to the symptom table. A
      Applicable to the symptom table. B

      B: Go to Step  7.

      A: Go to Next Step

  6. Based on the trouble phenomenon, perform troubleshooting following the steps below.
    1. Function check (refer to FUNCTION INSPECTION  )
    2. ECM terminal matrix (Refer to ECM TERMINAL ARRANGEMENT  )
    3. Display of current data/system operation check mode *1 (Refer to DISPLAY OF CURRENT DATA/SYSTEM OPERATION CHECK MODE  ).

      *1: For automatic air conditioning system

      Next

  7. Adjustment, repair, or replacement

    Next

  8. Confirmation test

    Next: Complete