Reading and Clearing Diagnostic Trouble Codes

BRAKE CONTROL: ELECTRONICALLY CONTROLLED BRAKE SYSTEM: DTC CHECK / CLEAR

DTC CHECK / CLEAR

1. DTC CHECK/CLEAR (When Using the Techstream)
(a) Check for DTCs.
(1) Connect the Techstream to the DLC3.
(2) Turn the power switch on (IG).
(3) Turn the Techstream on.
(4) Read the DTCs following the prompts on the Techstream screen. Enter the following menus: Chassis / ABS/VSC/TRAC / Trouble Codes.
(5) Check the details of the DTCs. Electronically Controlled Brake System
(b) Clear the DTCs.
(1) Connect the Techstream to the DLC3.
(2) Turn the power switch on (IG).
(3) Turn the Techstream on.
(4) Operate the Techstream to clear the codes. Enter the following menus: Chassis / ABS/VSC/TRAC / Trouble Codes.
(5) According to the display on the Techstream, select the trouble code data display with the clear button.
2. DTC CHECK/CLEAR (When not Using the Techstream)
(a) Check for DTCs.





(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, brake warning / yellow (minor malfunction) and master caution indicator (VSC warning) lights in order to identify the DTC.
HINT: If no code appears, inspect the TC and CG terminal circuit, and ABS warning, brake warning / yellow (minor malfunction) and master caution indicator (VSC warning) light circuits.





(4) As an example, the illustration below shows the blinking patterns of the normal system code and trouble codes 11 and 21 for the ABS warning, brake warning / yellow (minor malfunction) and master caution indicator (VSC warning) lights.





(5) Check the details of the DTCs. Electronically Controlled Brake System
(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.
(b) Clear the DTCs.





(1) Using SST, connect terminals TC and CG of the DLC3.
SST: 09843-18040
(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.
(4) Check that the warning light indicates a normal system code.
(5) Remove SST from the terminals of the DLC3.
HINT: The DTCs cannot be cleared by disconnecting the battery terminal or the ECU-IG NO. 2 fuse.

3. END OF DTC CHECK/CLEAR
(a) Turn the power switch on (IG).
(b) Check that the ABS warning, brake warning / yellow (minor malfunction) and master caution indicator (VSC warning) lights go off within approximately 3 seconds after turning the power switch on (IG).