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Like you said, the P0571 is for the cruise control. There are several things which could set this code: Faulty Brake Switch Misadjusted brake switch Brake Switch harness is open or shorted Brake Switch circuit poor electrical connection I'm going to take an educated guess that the vehicle is drive by wire (DBW), meaning that the you press the gas pedal, ...


1

Basically you have the C1201 code because of the P0571 code. The P0571 code means your brake switch is faulty. On the back of the brake pedal is a switch that will either open or a close a circuit when the brake pedal is pressed or depressed (this operation varies from manufacturer). If that circuit does not active (in the way it expects) then it will fail, ...


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