P0573 Audi Cruise Control/Brake Switch A Circuit High

P0573 Audi Cruise Control/Brake Switch A Circuit High

Possible causes
– Faulty Brake Switch
– Brake Switch harness is open or shorted
– Brake Switch circuit poor electrical connection
What about the obd code?
The P0573 Audi codes is set when the stop light switch signal is too high.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Stop light inoperative
– Cruise control system inoperative
P0573 Audi Description

When the brake pedal is depressed, the stop light switch sends a signal to the Engine Control Module (ECM). When the ECM receives this signal, it cancels the cruise control.

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