Vehicle Stability Control System (For Sedan) How To Proceed With Troubleshooting

Brake. Yaris. Ncp93, 131
Brake Control Dynamic Control Systems. Yaris. Ncp93, 131

  1. VEHICLE BROUGHT TO WORKSHOP

  2. CUSTOMER PROBLEM ANALYSIS

  3. CHECK DTC AND FREEZE FRAME DATA*

  4. DIAGNOSTIC TROUBLE CODE CHART

  5. SYMPTOM SIMULATION

  6. PROBLEM SYMPTOMS TABLE

  7. CIRCUIT INSPECTION*

  8. IDENTIFICATION OF PROBLEM

  9. REPAIR OR REPLACEMENT

  10. CONFIRMATION TEST*

Vehicle Stability Control System (For Sedan) -- How To Proceed With Troubleshooting


HINT:
  1. The vehicle stability control system troubleshooting procedures are based on the premise that the CAN communication system is functioning normally. Check the CAN communication system first before troubleshooting the vehicle stability control system.
  2. *: Use the Techstream.


1.VEHICLE BROUGHT TO WORKSHOP

    NEXT


    2.CUSTOMER PROBLEM ANALYSIS

    1. Interview the customer and confirm the trouble.


    NEXT


    3.CHECK DTC AND FREEZE FRAME DATA*

    1. Check and record DTC and Freeze Frame Data.

    2. Clear the DTC and Freeze Frame Data (YARIS_NCP93 RM000000XHV0BQX.html for DTC Check/Clear, or YARIS_NCP93 RM000000XHY0BXX.html for Freeze Frame Data).

    3. Reconfirm the DTC.

      1. Reconfirm the DTC based on the recorded DTC and Freeze Frame Data (YARIS_NCP93 RM000000XHV0BQX.html for DTC Check/Clear, or YARIS_NCP93 RM000000XHY0BXX.html for Freeze Frame Data).

        HINT:
        If any of the DTCs U0100/65, U0123/62, U0124/95, and U0126/63 are output together with a CAN communication DTC, first check the appropriate sensor for a momentary open circuit (YARIS_NCP93 RM000000XHS09YX.html).

        Result
        Result
        		Proceed to
        DTC output
        		A
        DTC not output (Problem symptom does not occur)
        		B
        DTC not output (Problem symptom occurs)
        		C


    		B.
    GO TO STEP 5

    		C.
    GO TO STEP 6
    A


    4.DIAGNOSTIC TROUBLE CODE CHART

    1. Proceed to Diagnostic Trouble Code Chart (YARIS_NCP93 RM000000XHU08DX.html).


    NEXT

    GO TO STEP 7


    5.SYMPTOM SIMULATION

    1. Proceed to Check for Intermittent Problems (YARIS_NCP93 RM000000XHS09YX.html).


    NEXT


    6.PROBLEM SYMPTOMS TABLE

    1. Proceed to Problem Symptoms Table (YARIS_NCP93 RM000000XHN0AXX.html).


    NEXT


    7.CIRCUIT INSPECTION*

      NEXT


      8.IDENTIFICATION OF PROBLEM

        NEXT


        9.REPAIR OR REPLACEMENT

          NEXT


          10.CONFIRMATION TEST*

            NEXT

            END