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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 C1247: Stroke Sensor; DTC C1392: Zero Point Calibration of Stroke Sensor undone [10/2020 - 10/2023] >> Component Operating Range

Component Operating Range

HINT: 

SAE code only.

C0562

Following conditions is met 0.2 seconds or more
Brake pedal stroke sensor assembly power supply voltage Higher than 4.67 V, and less than 5.41 V
C124B

All of the following conditions are met A, B, C and D
A. Either of the following conditions is met 1 or 2
1. Both of the following conditions are met -
Brake system voltage 1 Higher than 8.5 V
Brake system voltage 1 monitor value Valid
2. Both of the following conditions are met -
Brake system voltage 2 Higher than 8.5 V
Brake system voltage 2 monitor value Valid
B. Brake pedal stroke sensor 1 data invalid element Valid
C. Brake pedal stroke sensor 2 data invalid element Valid
D. Brake pedal stroke sensor assembly data Valid
C1392

Brake pedal stroke sensor zero point calibration value Stored
P057C AND P05DD

Both of the following conditions are met 0.2 seconds or more
Brake pedal stroke sensor assembly power supply voltage Higher than 4.67 V, and less than 5.41 V
Power supply voltage ratio of SKS and VCSK 0.062 or more

HINT: 

The power supply voltage ratio is the ratio of the voltage of SKS and VCSK.

P057D AND P05DE

Both of the following conditions are met 0.2 seconds or more
Brake pedal stroke sensor assembly power supply voltage Higher than 4.67 V, and less than 5.41 V
Power supply voltage ratio of SKS and VCSK 0.904 or less

HINT: 

The power supply voltage ratio is the ratio of the voltage of SKS and VCSK.

P057E AND P05DF

Both of the following conditions are met 0.2 seconds or more
Brake pedal stroke sensor assembly power supply voltage Higher than 4.67 V, and less than 5.41 V
Difference between the current power supply voltage ratio and the previous power supply voltage ratio of SKS and VCSK 0.0636 or less

HINT: 

The power supply voltage ratio is the ratio of the voltage of SKS and VCSK.

P05E0

All of the following conditions are met -
Brake system voltage 1 Higher than 8.5 V
Brake system voltage 1 monitor value Valid
Brake system voltage 2 Higher than 8.5 V
Brake system voltage 2 monitor value Valid
Brake pedal stroke sensor assembly on experience (Low/Mid/High) On