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DTC Check/Clear

  1. DTC CHECK/CLEAR (SST CHECK WIRE) 
    1. DTC check
      1. Using SST, connect terminals TC and CG of the DLC3.

        SST 09843-18040 

        Fig 1: Identifying Terminals TC & CG Of DLC3
        G05556488Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Turn the ignition switch to the ON position.
      3. Read the DTCs from the ABS warning light and VSC OFF indicator light on the combination meter.

        HINT:

        • If no code appears, inspect the TC and CG terminal circuit, and the ABS warning light and VSC OFF indicator light circuits.
          TROUBLE AREA TABLE

          Trouble Area Information
          TC and CG terminal circuit TC AND CG TERMINAL CIRCUIT 
          ABS warning light circuit ABS WARNING LIGHT REMAINS ON 
          VSC OFF indicator light circuit VSC OFF INDICATOR LIGHT REMAINS ON 
        • As examples, refer to the table below for the blinking patterns of the normal system code and trouble codes 11 and 21.
          Fig 2: Identifying VSC TRAC Warning Light Blinking Pattern (Trouble Code 11 & 21)
          G04965415Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      4. Codes are explained in the code table (See DIAGNOSTIC TROUBLE CODE TABLE  ).
      5. After completing the check, disconnect terminals TC and CG of the DLC3, and turn off the display. If 2 or more DTCs are detected at the same time, the DTCs will be displayed in ascending order.
    2. DTC clear
      1. Using SST, connect terminals TC and CG of the DLC3.

        SST 09843-18040 

      2. Turn the ignition switch to the ON position.
        Fig 3: Identifying Terminals TC & CG Of DLC3
        G05556467Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      3. Clear the DTCs stored in the ECU by depressing the brake pedal 8 times or more within 5 seconds.
        Fig 4: Depressing Brake Pedal
        G04832173Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      4. check that the warning light indicates the normal system code.
      5. Remove the SST from the terminals of the DLC3.

        HINT:

        Clearing the DTCs cannot be performed by removing the battery cable or the ECU-IG fuse.

  2. DTC CHECK/CLEAR (TECHSTREAM) 
    1. DTC check
      1. Connect Techstream to the DLC3.
      2. Turn the ignition switch to the ON position.
      3. Read the DTCs following the prompts on the tester screen.
    2. DTC clear
      1. Connect Techstream to the DLC3.
      2. Turn the ignition switch to the ON position.
      3. Operate Techstream to clear the codes.

        HINT:

        Refer to Techstream operator's manual for further details.

  3. END OF DTC CHECK / CLEAR 
    1. Turn the ignition switch to the ON position
    2. Check that the ABS warning light and VSC OFF indicator light go off within approximately 3 seconds.
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