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Home >> Lexus >> 2017 >> RX 450h Base >> Repair and Diagnosis (Single Page) >> Brakes >> Traction Control >> Electronically Controlled Brake System (Diagnostic Codes) (3 Of 7) >> Electronically Controlled Brake System >> DTC C1249: Open Circuit in Stop Light Switch Circuit; DTC P0573: Brake Switch "A" Circuit High [08/2019 - ] >> Component Operating Range

Component Operating Range

P0572

All of the following conditions are met -
Stop light switch assembly on experience for 1 second or more On
Stop light switch assembly off experience for 1 second or more On
Stop light switch assembly voltage 4.07 V or less, or 7.5 V or more
P0573

Stop light switch assembly voltage 4.07 V or less