3 Check center airbag sensor assembly. ACC ON or Center Airbag Sensor Assembly Tc AB011E AB011E AB011E P Using a service wire, connect terminal Tc of center airbag sensor assembly connector to body ground. C Check operation of airbag warning light. ON Airbag warning light comes on. NG OK Check harness between center airbag sensor assembly and check connector. Replace center airbag sensor assembly.