ABS w/ Traction Control (TRAC)

C0278/11 - C1241/41:

C1223/43 - Always ON:

HINT:
- If a malfunction code is displayed during the DTC check, check the circuit listed in code. For details of each code, turn to the respective "DTC No." in the DTC chart.

HINT: There is a case that TOYOTA hand-held tester cannot be used when ABS warning light is always on.

C1271/71 - C1278/78:

DTC of speed sensor check function:
* Note Toyota doesn't offer diagnostic charts for these codes and only refers to trouble area.