AUTOMATIC TRANSMISSION SYSTEM > HOW TO PROCEED WITH TROUBLESHOOTING

for Preparation Click here


HINT:
  1. The ECM of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure that there is no trouble in the CAN communication system.
  2. *: Use the Techstream.


1.VEHICLE BROUGHT TO WORKSHOP

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    2.CUSTOMER PROBLEM ANALYSIS
      Refer to Customer Problem Analysis (Click here).

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    3.CONNECT TECHSTREAM TO DLC3 *

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      4.CHECK AND CLEAR DTCS AND FREEZE FRAME DATA *
        Refer to DTC Check/Clear (Click here).

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      5.VISUAL INSPECTION

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        6.SETTING CHECK MODE DIAGNOSIS *
          Refer to the Check Mode Procedure (Click here).

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        7.PROBLEM SYMPTOM CONFIRMATION
          Refer to the Road Test (Click here).
          ResultĀ 
          Result
          Proceed to
          Symptom does not occur
          A
          Symptom occurs
          B


        B.
        GO TO STEP 9
        A


        8.SYMPTOM SIMULATION
          Refer to the Electronic Circuit Inspection Procedure (Click here).

        NEXT


        9.DTC CHECK *
          Refer to DTC Check/Clear (Click here).
          ResultĀ 
          Result
          Proceed to
          DTC is not output
          A
          DTC is output
          B


        B.
        GO TO STEP 17
        A


        10.BASIC INSPECTION
          Refer to Automatic Transmission Fluid (Click here).Refer to Park/Neutral Position Switch (Click here).Refer to Floor Shift Assembly (Click here).


        NG.
        GO TO STEP 19
        OK


        11.MECHANICAL SYSTEM TESTS
          Refer to the Mechanical System Tests (Click here).


        NG.
        GO TO STEP 16
        OK


        12.HYDRAULIC TEST
          Refer to the Hydraulic Test (Click here).


        NG.
        GO TO STEP 16
        OK


        13.MANUAL SHIFTING TEST
          Refer to the Manual Shifting Test (Click here).


        NG.
        GO TO STEP 15
        OK


        14.PROBLEM SYMPTOMS TABLE CHAPTER 1
          Refer to the Problem Symptoms Table (Click here).


        NG.
        GO TO STEP 18
        OK


        15.PROBLEM SYMPTOMS TABLE CHAPTER 2
          Refer to the Problem Symptoms Table (Click here).

        NEXT


        16.PART INSPECTION


          NEXT.
          GO TO STEP 19

          17.DTC CHART
            Refer to the Diagnostic Trouble Code Chart (Click here).

          NEXT


          18.CIRCUIT INSPECTION

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            19.REPAIR OR REPLACE

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              20.CONFIRMATION TEST

                NEXT

                END