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Home >> Lexus >> 2022 >> LS 500h RWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Electronically Controlled Brake System (W/ Advanced Park) - Diagnostic Codes (1 Of 5) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (w/ Advanced Park) >> DTC C050C-3A: Left Rear Wheel Speed Sensor Signal Has Too Many Pulses; DTC C0512-3A: Right Rear Wheel Speed Sensor Signal Has Too Many Pulses [11/2021 - 10/2023] >> Typical Enabling Conditions

Typical Enabling Conditions

C050D (CASE 4)

Monitor runs whenever the following DTCs are not stored C050D (Case 1 to 3): Wheel speed sensor (RL) range/performance
C050E: Wheel speed sensor (RL) voltage circuit open
C050F: Wheel speed sensor (RL) voltage circuit high
C0510: Wheel speed sensor (RL) intermittent/erratic
C1241: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
C14E7: Wheel speed sensor (RL) voltage circuit low
All of the following conditions are met -
Chassis dynamometer mode Off
+BS voltage Less than 17.4 V
IG1 On
C050D (CASE 5)

Monitor runs whenever the following DTCs are not stored C050D (Case 1 to 4): Wheel speed sensor (RL) range/performance
C050E: Wheel speed sensor (RL) voltage circuit open
C050F: Wheel speed sensor (RL) voltage circuit high
C0510: Wheel speed sensor (RL) intermittent/erratic
C1241: Brake system voltage input out of range low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
C14E7: Wheel speed sensor (RL) voltage circuit low
All of the following conditions are met -
Chassis dynamometer mode Off
+BS voltage 9.5 V or more, and 17.4 V or less
Lowest speed sensor output value Higher than 3 km/h (1.864 mph)
Direction of 4 wheels Determined
Speed sensor power supply voltage Higher than 4.1 V
The number of wheels which direction is reverse 3 or more
C0513 (CASE 4)

Monitor runs whenever the following DTCs are not stored C0513 (Case 1 to 3): Wheel speed sensor (RR) range/performance
C0514: Wheel speed sensor (RR) voltage circuit open
C0515: Wheel speed sensor (RR) voltage circuit high
C0516: Wheel speed sensor (RR) intermittent/erratic
C1241: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
C14EA: Wheel speed sensor (RR) voltage circuit low
All of the following conditions are met -
Chassis dynamometer mode Off
+BS voltage Less than 17.4 V
IG1 On
C0513 (CASE 5)

Monitor runs whenever the following DTCs are not stored C0513 (Case 1 to 4): Wheel speed sensor (RR) range/performance
C0514: Wheel speed sensor (RR) voltage circuit open
C0515: Wheel speed sensor (RR) voltage circuit high
C0516: Wheel speed sensor (RR) intermittent/erratic
C1241: Brake system voltage input out of range low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
C14EA: Wheel speed sensor (RR) voltage circuit low
All of the following conditions are met -
Chassis dynamometer mode Off
+BS voltage 9.5 V or more, and 17.4 V or less
Lowest speed sensor output value Higher than 3 km/h (1.864 mph)
Direction of 4 wheels Determined
Speed sensor power supply voltage Higher than 4.1 V
The number of wheels which direction is reverse 3 or more