Key Reminder Warning System (For Sedan) How To Proceed With Troubleshooting

Vehicle Interior. Yaris. Ncp93, 131
Door Lock. Yaris. Ncp93, 131

  1. VEHICLE BROUGHT TO WORKSHOP

  2. INSPECT BATTERY VOLTAGE

  3. INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM

  4. PROBLEM SYMPTOMS TABLE

  5. OVERALL ANALYSIS AND TROUBLESHOOTING

  6. REPAIR OR REPLACE

  7. CONFIRMATION TEST

Key Reminder Warning System (For Sedan) -- How To Proceed With Troubleshooting


HINT:
  1. Use these procedures to troubleshoot the key reminder warning system.
  2. The Techstream should be used in steps 3 and 5.


1.VEHICLE BROUGHT TO WORKSHOP

    NEXT


    2.INSPECT BATTERY VOLTAGE
      Standard voltage:
      11 to 14 V
      HINT:
      If the voltage is below 11 V, recharge or replace the battery before proceeding.

    NEXT


    3.INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM

    1. Use the Techstream to check if the CAN communication system is functioning normally.

      Result:
      Result
      		Proceed to
      DTC is not output
      		A
      DTC is output
      		B



    		B.
    GO TO CAN COMMUNICATION SYSTEM
    A


    4.PROBLEM SYMPTOMS TABLE

      Result:
      Result
      		Proceed to
      Fault is not listed on problem symptoms table
      		A
      Fault is listed on problem symptoms table
      		B


    		B.
    Go to step 6
    A


    5.OVERALL ANALYSIS AND TROUBLESHOOTING

    1. Operation Check
      (YARIS_NCP93 RM00000133203CX.html).

    2. Terminals of ECU
      (YARIS_NCP93 RM0000011G403EX.html).

    3. Data list/Active test
      (YARIS_NCP93 RM0000011WG03CX.html).


    NEXT


    6.REPAIR OR REPLACE

      NEXT


      7.CONFIRMATION TEST

        NEXT

        END