Displaying & Reading Trouble Codes

In case of not using TOYOTA hand-held tester:
Check the DTC of ABS & BA & TRAC & VSC ECU.
(1) Using SST, connect terminals Tc and E1 of DLC1.
SST 09843-18020
(2) Turn the ignition switch ON.
(3) Read the DTC from the ABS warning light and VSC warning light on the combination meter.





HINT:
- If no code appears, inspect the diagnostic circuit, ABS warning light circuit or VSC warning light circuit.
- As an example, the blinking patterns for normal code and codes 11 and 21 are shown in the provided image.

(4) Codes are explained in the code table in Trouble Code Descriptions.
(5) After completing the check, disconnect terminals Tc and E1, and turn off the display.

If 2 or more malfunction codes are identified at the same time, the lowest numbered DTC will be displayed 1st.




In case of not using TOYOTA hand-held tester:
Check the DTC of translate ECU.
(1) Release the parking brake pedal.
(2) Check the brake fluid level.
(3) Using SST, connect terminals Tc and E1 of DLC1.
SST 09843-18020
(4) Turn the ignition switch ON.
(5) Read the DTC from the BRAKE warning light.





HINT:
- If no code appears, inspect the diagnostic circuit, and BRAKE warning light circuit.
- When the parking brake is applied or the level of the brake fluid is low, the BRAKE warning light is lit.
- If every sensor is normal, a normal code is output. (A cycle of 0.25 sec. ON and 0.25 sec. OFF is repeated.)
- If 2 or more malfunction codes are identified at the same time, the lowest numbered code will be displayed 1st.




In case of using TOYOTA hand-held tester:
Check the DTC.
(1) Hook up the TOYOTA hand-held tester to the DLC3.
(2) Turn the ignition switch ON.
(3) Read the DTC by following the prompts on the tester screen.

HINT: Please refer to the TOYOTA hand-held tester operator's manual for further details.