DTC Check / Clear

1. Connect Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Read the DTCs following the prompts on the tester screen.

1. Connect Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Operate Techstream to clear the codes.

HINT:

Refer to the Techstream operator's manual for further details.

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

   SST 09843-18040 

2. Turn the power switch on (IG).
3. Observe the blinking pattern of the ABS warning and brake control warning lights and read the multi information display in order to identify the DTC.
   Fig 1: Identifying DLC3 Connector Terminal

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   HINT:

   If no code appears, inspect the TC and CG terminal circuit, and ABS warning and brake control warning light circuits.

   WARNING LIGHTS TROUBLESHOOTING REFERENCE
   
   

   Trouble Area	See procedure
   TC and CG terminal circuit	TC AND CG TERMINAL CIRCUIT
   ABS warning light circuit	ABS WARNING LIGHT REMAINS ON  or ABS WARNING LIGHT DOES NOT COME ON
   Brake control warning light circuit	BRAKE CONTROL WARNING LIGHT REMAINS ON  or BRAKE CONTROL WARNING LIGHT DOES NOT COME ON
   VSC warning light (multi information display) circuit	VSC WARNING LIGHT REMAINS ON  or VSC WARNING LIGHT DOES NOT COME ON

4. As an example, the illustration below shows the blinking patterns of the normal system code and trouble codes 11 and 21, and display of the normal system code and trouble code 43 on the multi information display.
   Fig 2: Blinking Pattern Of Trouble Code

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   HINT:

   Illustrations may differ from the actual screen displayed depending on the specifications of the vehicle and customized settings.

5. The codes are explained in the code table (See DIAGNOSTIC TROUBLE CODE CHART ).
6. 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.

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

   SST 09843-18040 

   Fig 3: Identifying DLC3 Connector Terminal

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Turn the power 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: View Of Brake Pedal Operation
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Check that the warning light or multi information display indicates the normal system code.
5. Remove the 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.