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Home >> Lexus >> 2022 >> LS 500h AWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Electronically Controlled Brake System (W/O Advanced Park) - Diagnostic Codes (1 Of 3) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (w/o Advanced Park) >> DTC C1249: Open Circuit in Stop Light Switch Circuit; DTC P0573: Brake Switch "A" Circuit High [10/2020 - 10/2023] >> 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