Scan tool displays RELEASED or APPLIED. This circuit has the cruise brake switch and the cruise clutch switch wired in series on manual transmission vehicles. Represents the position of the brake pedal and clutch as seen by the PCM. If the brake or clutch pedal is applied the PCM will not allow the cruise to engage. If a fault occurs on this circuit known as the cruise control brake switch Circuit, a P0571 will set and cruise will not function.