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DTC Check/Clear

  1. CHECK DTC 
    1. When using the Techstream:
      1. Connect the Techstream to the DLC3.
      2. Turn the ignition switch ON.
      3. Turn the Techstream on.
      4. Read the DTCs. Enter the following menus: Chassis/EMPS/Trouble Codes.
      5. Confirm the details of DTCs (See DIAGNOSTIC TROUBLE CODE CHART  ).
        Fig 1: Identifying P/S Warning Light
        G06003679Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. When not using the Techstream:
      1. Using SST, connect terminals 13 (TC) and 4 (CG) of the DLC3.

        SST 09843-18040 

      2. Turn the ignition switch ON.
      3. Read and write down any DTCs indicated by the P/S warning light on the combination meter. Refer to the chart below for examples of a normal code and DTCs 21 and 22.
        Fig 2: Identifying DLC3 Connector Terminal
        G05191671Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        Fig 3: Identifying P/S Warning Light And Combination Meter
        G06003681Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        HINT:

        • If the P/S warning light does not blink to display any DTCs set or the normal code, inspect the circuit shown in the table below.
          TROUBLE AREA REFERENCE

          Trouble Area Refer to
          EPS warning light circuit EPS WARNING LIGHT CIRCUIT 
        • If two or more malfunctions are detected simultaneously, DTCs will be displayed in ascending numerical order.
      4. Refer to the DIAGNOSTIC TROUBLE CODE CHART  (See ) for DTC information.
  2. CLEAR DTC 
    1. When using the Techstream:
      1. Connect the Techstream to the DLC3.
      2. Turn the ignition switch ON.
      3. Turn the Techstream on.
      4. Clear the DTCs. Enter the following menus: Chassis/EMPS/Trouble Codes.
      5. According to the display on the Techstream, select the trouble code data display with the clear button.
    2. When not using the Techstream:
      1. Using SST, connect terminals 12 (TS) and 4 (CG) of the DLC3.

        SST 09843-18040 

      2. Turn the ignition switch ON.
      3. Disconnect the SST check wire from terminal 4 (CG) and reconnect it, and repeat this procedure 4 times or more within 8 seconds.
      4. Check that the P/S warning light blinking pattern is the normal code.
      5. Turn the ignition switch off.
      6. Remove SST from the DLC3.
        Fig 4: Identifying DLC3 Terminals
        G04949563Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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