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Inspection Procedure

  1. CHECK DTC (FOR ENGINE CONTROL SYSTEM) 
    1. Check if an engine control system DTC is output (See DIAGNOSIS SYSTEM for 1GR-FE, or DIAGNOSIS SYSTEM for 2UZ-FE).

      Result 

      DTC RESULT REFERENCE

      Result Proceed to
      DTC Is not output A
      DTC Is output B

      B: INSPECT ENGINE CONTROL SYSTEM 

      A: REPLACE ECM