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DTC Check/Clear

  1. DTC CHECK/CLEAR (When Using Techstream) 
    1. Check for DTCs.
      1. Connect Techstream to the DLC3.
      2. Turn the ignition switch on (IG).
      3. Turn Techstream on.
      4. Read the DTCs following the prompts on the tester screen. Enter the following menus: Chassis / ABS/VSC/TRAC / Trouble Codes.
      5. Check the details of the DTCs (See DIAGNOSTIC TROUBLE CODE TABLE  ).
    2. Clear the DTCs. 
      1. Connect Techstream to the DLC3.
      2. Turn the ignition switch on (IG).
      3. Turn Techstream on.
      4. Operate Techstream to clear the codes. Enter the following menus: Chassis / ABS/VSC/TRAC / Trouble Codes.
      5. According to the display on the tester, select the trouble code data display with the clear button.
  2. DTC CHECK/CLEAR (When not Using Techstream) 
    1. Check for DTCs.
      1. Using SST, connect terminals TC and CG of the DLC3.

        SST 09843-18040 

        Fig 1: Identifying DLC3 Connector Terminals
        G05417668Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Turn the ignition switch on (IG).
      3. Observe the blinking pattern of the ABS warning and VSC OFF indicator lights in order to identify the DTC.

        HINT:

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

        TROUBLE AREA REFERENCE TABLE

        Trouble Area
        TC AND CG TERMINAL CIRCUIT 
        ABS WARNING LIGHT REMAINS ON 
        ABS WARNING LIGHT DOES NOT COME ON 
        VSC OFF INDICATOR LIGHT REMAINS ON 
        VSC OFF INDICATOR LIGHT DOES NOT COME ON 
      4. As an example, the graphic below shows the blinking patterns of the normal system code and trouble codes 11 and 21 for the ABS warning and VSC OFF indicator lights.
        Fig 2: Identifying Trouble Code Blinking Pattern
        G05417662Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      5. Check the details of the DTCs.

        DTC table for ABS: 

        DTC TABLE FOR ABS

        Warning Light Display Techstream Display
        11 C0278
        12 C0279
        13 C0273
        14 C0274
        21 C0226
        22 C0236
        23 C0246
        24 C0256
        25 C1225
        31 C1401
        C1405
        32 C1402
        C1406
        33 C1403
        C1407
        34 C1404
        C1408
        35 C1413
        36 C1414
        37 C1337
        38 C1415
        39 C1416
        41 C1241
        C1417
        43 C1243
        44 C1419
        C1420
        45 C1245
        46 C1421
        C1422
        C1423
        C1424
        49 C1425
        C1426
        51 C1427
        C1428
        67 C1429
        C1430
        C1431
        91 C1361
        94 U0073
        95 U0124
        97 C1381

        DTC table for VSC: 

        DTC TABLE FOR VSC

        Indicator Light Display Techstream Display
        31 C1432
        C1433
        C1434
        32 C1232
        34 C1435
        C1436
        36 C1210
        39 C1336
        43 ((1)) -
        51 C1201
        53 C1203
        62 U0123
        63 U0126
        64 C1380
        65 C1437
        U0100
        66 C1290
        (1) This DTC is output when the VSC system detects a malfunction in the ABS.
      6. After completing the check, disconnect terminals TC and CG of the DLC3 to turn off the display.

        If 2 or more DTCs are detected at the same time, the DTCs will be displayed in ascending order.

    2. Clear the DTCs.
      1. Using SST, connect terminals TC and CG of the DLC3.

        SST 09843-18040 

        Fig 3: Identifying DLC3 Connector Terminals
        G05417668Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Turn the ignition switch on (IG).
      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 a normal system code.
      5. Remove SST from the terminals of the DLC3.

        HINT:

        Clearing the DTCs cannot be performed by disconnecting the battery terminal or the ECU-IG NO. 2 fuse.

  3. END OF DTC CHECK/CLEAR 
    1. Turn the ignition switch on (IG).
    2. Check that the ABS warning and VSC OFF indicator lights go off within approximately 3 seconds after turning the ignition switch on (IG).
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