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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 C1202: Master Reservoir Level Malfunction [10/2020 - 10/2023] >> Component Operating Range

Component Operating Range

C1202

All of the following conditions are met -
Accumulator pressure sensor fail Not detected
Accumulator pressure 16 MPa (163.2 kgf/cm2 , 2320 psi) or more
Brake fluid level warning switch (brake master cylinder reservoir assembly) state Off
C120F

Brake fluid level warning switch (brake master cylinder reservoir assembly) voltage 4.07 V or less, or 7.5 V or more