Reading and Clearing Diagnostic Trouble Codes

BRAKE CONTROL: ELECTRONICALLY CONTROLLED BRAKE SYSTEM:

DTC CHECK / CLEAR

1. DTC CHECK/CLEAR (WHEN USING TECHSTREAM):
(a) DTC check
(1) Connect Techstream to the DLC3.
(2) Turn the ignition switch on.
(3) Read the DTCs following the prompts on the tester screen.
(b) DTC clear
(1) Connect Techstream to the DLC3.
(2) Turn the ignition switch on.
(3) Operate Techstream to clear the codes.
HINT: Refer to the Techstream operator's manual for further details.

2. DTC CHECK/CLEAR (WHEN USING SST CHECK WIRE):
(a) DTC check





(1) Using SST, connect terminals TC and CG of the DLC3.
SST: 09843-18040
(2) Turn the ignition switch on.
(3) Read DTC from the ABS and brake control warning lights on the combination meter and multi information display.
HINT:
- If no code appears, inspect the TC and CG terminal circuit, and ABS and brake control warning light circuits.





- As an example, the illustration below shows the blinking patterns of the normal system code and trouble codes 31 and 43, and display of the normal system code and trouble code 31 on the multi information display.





(4) Codes are explained in the code table Electronically Controlled Brake System

(5) 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.
(b) DTC clear





(1) Using SST, connect terminals TC and CG of the DLC3.
SST: 09843-18040
(2) Turn the ignition switch on.





(3) Clear the DTCs stored in the ECU by depressing the brake pedal 8 times or more within 5 seconds.
(4) Check that the ABS warning and brake control lights and multi information display indicate the normal system code.
(5) Remove the SST from the terminals of the DLC3.
HINT: Clearing the DTCs cannot be performed by removing the battery cable or the ECU-IG NO.1 fuse.

3. END OF DTC CHECK/CLEAR (WHEN USING SST CHECK WIRE):
(a) Turn the ignition switch on.
(b) Check that the ABS and brake control warning lights go off within approximately 3 seconds.