Reading and Clearing Diagnostic Trouble Codes

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

DTC CHECK / CLEAR

1. CHECK DTC (When Using Techstream)
(a) Connect Techstream to the DLC3.
(b) Turn the power switch ON (READY).
(c) Read the DTCs following the prompts on the tester screen.
HINT: Refer to the Techstream operator's manual for further details.

2. CHECK DTC (When not Using Techstream)

(a) Using SST, connect terminals TC and CG of the DLC3.
SST: 09843-18040

(b) Turn the power switch ON (READY).
(c) Read the DTC from the brake control warning light, ABS warning light and VSC warning light on the combination meter.

HINT:
- If no code appears, inspect the diagnostic circuit or ABS warning light circuit.

- As an example, the illustration below shows the blinking patterns of the normal system code and trouble codes 11 and 21.

(d) Codes are explained in the Diagnostic Trouble Code Electronically Controlled Brake System.
(e) 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.
3. CLEAR DTC (When Using Techstream)
(a) Connect Techstream to the DLC3.
(b) Turn the power switch ON (READY).
(c) Operate Techstream to clear the codes.
HINT: Refer to the Techstream operator's manual for further details.

4. CLEAR DTC (When not Using Techstream)

(a) Using SST, connect terminals TC and CG of the DLC3.
SST: 09843-18040

(b) Turn the power switch ON (READY).

(c) Clear the DTCs stored in the ECU by depressing the brake pedal 8 times or more within 5 seconds.

(d) Check that the warning light indicates a normal system code.
(e) Remove SST.
HINT: Clearing the DTCs cannot be performed by removing the cable from the negative (-) battery terminal or the ECU-IG fuse.

5. END OF CHECK/CLEAR
(a) Turn the power switch ON (READY).
(b) Check that the brake control warning light, ABS warning light and VSC warning light go off within approximately 3 seconds.