Circuit Description
WARNING: This page is about a different variant/trim than selected.
TCC normally closed brake switch supplies battery voltage signal on TCC/brake switch signal circuit to PCM. Circuit is opened when brakes are applied. Brake light/cruise control normally open brake switch supplies battery voltage signal on cruise control brake switch signal circuit to PCM when brakes are applied.
DTC will set when the following conditions are present:
- Switches disagree for 10 consecutive minutes.
Or
- TCC and cruise control brake switches are not toggling open and closed during 6 brake applications on same ignition cycle.