Automatic Transaxle System (For Sedan) How To Proceed With Troubleshooting

Drivetrain. Yaris. Ncp93, 131
U340E Automatic Transmission Transaxle. Yaris. Ncp93, 131

  1. VEHICLE BROUGHT TO WORKSHOP

  2. CUSTOMER PROBLEM ANALYSIS

  3. CONNECT TECHSTREAM TO DLC3*

  4. CHECK AND CLEAR DTCS AND FREEZE FRAME DATA*

  5. VISUAL INSPECTION

  6. SETTING CHECK MODE DIAGNOSIS*

  7. PROBLEM SYMPTOM CONFIRMATION

  8. SYMPTOM SIMULATION

  9. DTC CHECK*

  10. BASIC INSPECTION

  11. MECHANICAL SYSTEM TEST*

  12. HYDRAULIC TEST*

  13. MANUAL SHIFTING TEST

  14. PROBLEM SYMPTOMS TABLE CHAPTER 1

  15. PROBLEM SYMPTOMS TABLE CHAPTER 2

  16. PART INSPECTION

  17. DTC CHART

  18. CIRCUIT INSPECTION

  19. REPAIR OR REPLACE

  20. CONFIRMATION TEST

Automatic Transaxle System (For Sedan) -- How To Proceed With Troubleshooting


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


1.VEHICLE BROUGHT TO WORKSHOP

    NEXT


    2.CUSTOMER PROBLEM ANALYSIS

    1. Refer to the Customer Problem Analysis (YARIS_NCP93 RM000000UZ209YX.html).


    NEXT


    3.CONNECT TECHSTREAM TO DLC3*

      NEXT


      4.CHECK AND CLEAR DTCS AND FREEZE FRAME DATA*

      1. Refer to the DTC Check/Clear (YARIS_NCP93 RM000000W770MGX.html).


      NEXT


      5.VISUAL INSPECTION

        NEXT


        6.SETTING CHECK MODE DIAGNOSIS*

        1. Refer to the Check Mode Procedure (YARIS_NCP93 RM000000W780JBX.html).


        NEXT


        7.PROBLEM SYMPTOM CONFIRMATION

        1. Refer to the Road Test (YARIS_NCP93 RM000000GLE01JX.html).

          Result
          Result
          		Proceed to
          Symptom does not occur
          		A
          Symptom occurs
          		B



        		B.
        GO TO STEP 9
        A


        8.SYMPTOM SIMULATION

        1. Refer to How to Proceed with Troubleshooting (YARIS_NCP93 RM00000135202EX.html).


        NEXT


        9.DTC CHECK*

        1. Refer to DTC Check/Clear (YARIS_NCP93 RM000000W770MGX.html).

          Result
          Result
          		Proceed to
          DTC not output
          		A
          DTC output
          		B



        		B.
        GO TO STEP 17
        A


        10.BASIC INSPECTION

        1. Refer to Automatic Transaxle Fluid (YARIS_NCP93 RM000001910011X.html).

        2. Refer to Park/neutral Position Switch (YARIS_NCP93 RM00000191E036X.html).

        3. Refer to Shift Lever Assembly (YARIS_NCP93 RM00000191Y00PX.html).



        		NG.
        GO TO STEP 19
        OK


        11.MECHANICAL SYSTEM TEST*

        1. Refer to the Mechanical System Test (YARIS_NCP93 RM000000W7A0J5X.html).



        		NG.
        GO TO STEP 16
        OK


        12.HYDRAULIC TEST*

        1. Refer to the Hydraulic Test (YARIS_NCP93 RM000000W7B0IJX.html).



        		NG.
        GO TO STEP 16
        OK


        13.MANUAL SHIFTING TEST

        1. Refer to the Manual Shifting Test (YARIS_NCP93 RM000000W7C0LDX.html).



        		NG.
        GO TO STEP 15
        OK


        14.PROBLEM SYMPTOMS TABLE CHAPTER 1

        1. Refer to the Problem Symptoms Table (YARIS_NCP93 RM000000W730N0X.html).



        		NG.
        GO TO STEP 18
        OK


        15.PROBLEM SYMPTOMS TABLE CHAPTER 2

        1. Refer to the Problem Symptoms Table (YARIS_NCP93 RM000000W730N0X.html).


        NEXT


        16.PART INSPECTION

          NEXT

          GO TO STEP 19


          17.DTC CHART

          1. Refer to the Diagnostic Trouble Code Chart (YARIS_NCP93 RM000000W710I1X.html).


          NEXT


          18.CIRCUIT INSPECTION

            NEXT


            19.REPAIR OR REPLACE

              NEXT


              20.CONFIRMATION TEST

                NEXT

                END