Possible causes

– Faulty Brake Switch
– Brake Switch harness is open or shorted
– Brake Switch circuit poor electrical connection

When is the code detected?

The P0573 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 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.

P0573 Information for specific makes

P0573 CHRYSLER
P0573 DODGE
P0573 MITSUBISHI
P0573 TOYOTA
P0573 SUZUKI