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DTC Check / Clear

  1. CHECK DTC (When Using Techstream) 
    1. Check the DTCs.
      1. Connect the Techstream to the DLC3.
      2. Turn the ignition switch to ON.
      3. Turn the Techstream on.
      4. Read the DTCs following the prompts on the Techstream screen. Enter the following menus: Chassis / 4WD / Trouble Codes.
      5. Check the details of the DTCs (See DIAGNOSTIC TROUBLE CODE CHART ).
  2. CLEAR DTC (When Using Techstream) 
    1. Clear the DTCs.
      1. Connect the Techstream to the DLC3.
      2. Turn the ignition switch to ON.
      3. Turn the Techstream on.
      4. Operate the Techstream to clear the DTCs. Enter the following menus: Chassis / 4WD / Trouble Codes.
      5. According to the display on the Techstream, select the trouble code data display with the clear button.
  3. CHECK DTC (When not Using Techstream) 
    1. Check the DTCs.
      1. Using SST, connect terminals TC (13) and CG (4) of the DLC3.

        SST 09843-18040 

      2. Turn the ignition switch to ON.
        Fig 1: Identifying TC And CG Terminals Of DLC3 Connector
        G06025174Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      3. Read DTCs from the AWD warning light on the combination meter.

      HINT:

      • If the AWD warning light does not blink, perform relevant troubleshooting procedures. The relevant troubleshooting procedures are in the articles listed in the table below.
      • If more than 1 DTC is detected at the same time, the DTCs will be displayed in numerical order.
      • As an example, the blinking patterns of the normal system code and DTCs 11 and 21 are shown below.
      • DTCs are explained in Diagnostic Trouble Code Chart (See DIAGNOSTIC TROUBLE CODE CHART ).
      SYSTEM REFERENCE CHART

      Article Title See Procedure
      AWD warning light does not Come ON AWD WARNING LIGHT DOES NOT COME ON 
      TC and CG Terminal Circuit TC AND CG TERMINAL CIRCUIT 
  4. CLEAR DTC (When not Using Techstream) 
    1. Using SST, connect terminals 13 (TC) and 4 (CG) of the DLC3.

      SST 09843-18040 

      Fig 2: Identifying AWD Warning Light Blinking Pattern
      G06025175Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Turn the ignition switch to ON.
    3. Clear the DTCs stored in the AWD control ECU by depressing the brake pedal 8 times or more within 5 seconds.
    4. Check that the warning light blinks in the normal system code pattern.
    5. Remove SST from the terminals of the DLC3.
    6. Turn the ignition switch off.

    HINT:

    DTCs cannot be cleared by disconnecting the cable from the negative (-) battery terminal or removing the ECU-IG1 fuse.

    Fig 3: Depressing Brake Pedal
    G06025176Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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