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Home >> Lexus >> 2024 >> TX 350 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 48 (Electronically Controlled Brake System - Diagnostic Codes (1 Of 6)) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (except Gasoline Model) >> DTC C0500-3A: Left Front Wheel Speed Sensor Signal Has Too Many Pulses; DTC C0506-3A: Right Front Wheel Speed Sensor Signal Has Too Many Pulses [09/2023 - ] >> Typical Enabling Conditions

Typical Enabling Conditions

WARNING: This page is about a different car, the 2024 Lexus TX 550h+ and 2024 Lexus TX 500h. However, it is still accessible from the selected car via links, so may be relevant.
C0501 (CASE 4)

Monitor runs whenever the following DTCs are not stored C0501 (Case 1): Wheel speed sensor (FL) range/performance (correlation A)
C0501 (Case 2): Wheel speed sensor (FL) range/performance (2 wheels)
C0501 (Case 3): Wheel speed sensor (FL) range/performance (correlation B)
C0502: Wheel speed sensor (FL) voltage circuit open
C0503: Wheel speed sensor (FL) voltage circuit high
C0504 (Case 1): Wheel speed sensor (FL) intermittent/erratic (moment open)
C0504 (Case 2): Wheel speed sensor (FL) intermittent/erratic (a piece of metal noise)
C0504 (Case 3): Wheel speed sensor (FL) intermittent/erratic (a piece of metal rotor noise)
C0507 (Case 1): Wheel speed sensor (FR) range/performance (correlation A)
C0507 (Case 2): Wheel speed sensor (FR) range/performance (2 wheels)
C0507 (Case 3): Wheel speed sensor (FR) range/performance (correlation B)
C0507 (Case 4): Wheel speed sensor (FR) range/performance (pulse output high)
C0508: Wheel speed sensor (FR) voltage circuit open
C0509: Wheel speed sensor (FR) voltage circuit high
C050A (Case 1): Wheel speed sensor (FR) intermittent/erratic (moment open)
C050A (Case 2): Wheel speed sensor (FR) intermittent/erratic (a piece of metal noise)
C050A (Case 3): Wheel speed sensor (FR) intermittent/erratic (a piece of metal rotor noise)
C050D (Case 1): Wheel speed sensor (RL) range/performance (correlation A)
C050D (Case 2): Wheel speed sensor (RL) range/performance (2 wheels)
C050D (Case 3): Wheel speed sensor (RL) range/performance (correlation B)
C050D (Case 4): Wheel speed sensor (RL) range/performance (pulse output high)
C050E: Wheel speed sensor (RL) voltage circuit open
C050F: Wheel speed sensor (RL) voltage circuit high
C0510 (Case 1): Wheel speed sensor (RL) intermittent/erratic (moment open)
C0510 (Case 2): Wheel speed sensor (RL) intermittent/erratic (a piece of metal noise)
C0510 (Case 3): Wheel speed sensor (RL) intermittent/erratic (a piece of metal rotor noise)
C0513 (Case 1): Wheel speed sensor (RR) range/performance (correlation A)
C0513 (Case 2): Wheel speed sensor (RR) range/performance (2 wheels)
C0513 (Case 3): Wheel speed sensor (RR) range/performance (correlation B)
C0513 (Case 4): Wheel speed sensor (RR) range/performance (pulse output high)
C0514: Wheel speed sensor (RR) voltage circuit open
C0515: Wheel speed sensor (RR) voltage circuit high
C0516 (Case 1): Wheel speed sensor (RR) intermittent/erratic (moment open)
C0516 (Case 2): Wheel speed sensor (RR) intermittent/erratic (a piece of metal noise)
C0516 (Case 3): Wheel speed sensor (RR) intermittent/erratic (a piece of metal rotor noise)
C137D: Brake system voltage circuit high
C14E1 (Case 1): Wheel speed sensor (FL) voltage circuit low
C14E1 (Case 2): Wheel speed sensor (FL) voltage circuit low (continuation)
C14E4 (Case 1): Wheel speed sensor (FR) voltage circuit low
C14E4 (Case 2): Wheel speed sensor (FR) voltage circuit low (continuation)
C14E7 (Case 1): Wheel speed sensor (RL) voltage circuit low
C14E7 (Case 2): Wheel speed sensor (RL) voltage circuit low (continuation)
C14EA (Case 1): Wheel speed sensor (RR) voltage circuit low
C14EA (Case 2): Wheel speed sensor (RR) voltage circuit low (continuation)
All of the following conditions are met A, B and C
A. Chassis dynamometer mode Off
B. Following condition is met More than 0.012 seconds
IGR voltage 3.5 V or higher
C. Following condition is met More than 0.22 seconds
+BS voltage 17.4 V or less
C0507 (CASE 4)

Monitor runs whenever the following DTCs are not stored C0501 (Case 1): Wheel speed sensor (FL) range/performance (correlation A)
C0501 (Case 2): Wheel speed sensor (FL) range/performance (2 wheels)
C0501 (Case 3): Wheel speed sensor (FL) range/performance (correlation B)
C0501 (Case 4): Wheel speed sensor (FL) range/performance (pulse output high)
C0502: Wheel speed sensor (FL) voltage circuit open
C0503: Wheel speed sensor (FL) voltage circuit high
C0504 (Case 1): Wheel speed sensor (FL) intermittent/erratic (moment open)
C0504 (Case 2): Wheel speed sensor (FL) intermittent/erratic (a piece of metal noise)
C0504 (Case 3): Wheel speed sensor (FL) intermittent/erratic (a piece of metal rotor noise)
C0507 (Case 1): Wheel speed sensor (FR) range/performance (correlation A)
C0507 (Case 2): Wheel speed sensor (FR) range/performance (2 wheels)
C0507 (Case 3): Wheel speed sensor (FR) range/performance (correlation B)
C0508: Wheel speed sensor (FR) voltage circuit open
C0509: Wheel speed sensor (FR) voltage circuit high
C050A (Case 1): Wheel speed sensor (FR) intermittent/erratic (moment open)
C050A (Case 2): Wheel speed sensor (FR) intermittent/erratic (a piece of metal noise)
C050A (Case 3): Wheel speed sensor (FR) intermittent/erratic (a piece of metal rotor noise)
C050D (Case 1): Wheel speed sensor (RL) range/performance (correlation A)
C050D (Case 2): Wheel speed sensor (RL) range/performance (2 wheels)
C050D (Case 3): Wheel speed sensor (RL) range/performance (correlation B)
C050D (Case 4): Wheel speed sensor (RL) range/performance (pulse output high)
C050E: Wheel speed sensor (RL) voltage circuit open
C050F: Wheel speed sensor (RL) voltage circuit high
C0510 (Case 1): Wheel speed sensor (RL) intermittent/erratic (moment open)
C0510 (Case 2): Wheel speed sensor (RL) intermittent/erratic (a piece of metal noise)
C0510 (Case 3): Wheel speed sensor (RL) intermittent/erratic (a piece of metal rotor noise)
C0513 (Case 1): Wheel speed sensor (RR) range/performance (correlation A)
C0513 (Case 2): Wheel speed sensor (RR) range/performance (2 wheels)
C0513 (Case 3): Wheel speed sensor (RR) range/performance (correlation B)
C0513 (Case 4): Wheel speed sensor (RR) range/performance (pulse output high)
C0514: Wheel speed sensor (RR) voltage circuit open
C0515: Wheel speed sensor (RR) voltage circuit high
C0516 (Case 1): Wheel speed sensor (RR) intermittent/erratic (moment open)
C0516 (Case 2): Wheel speed sensor (RR) intermittent/erratic (a piece of metal noise)
C0516 (Case 3): Wheel speed sensor (RR) intermittent/erratic (a piece of metal rotor noise)
C137D: Brake system voltage circuit high
C14E1 (Case 1): Wheel speed sensor (FL) voltage circuit low
C14E1 (Case 2): Wheel speed sensor (FL) voltage circuit low (continuation)
C14E4 (Case 1): Wheel speed sensor (FR) voltage circuit low
C14E4 (Case 2): Wheel speed sensor (FR) voltage circuit low (continuation)
C14E7 (Case 1): Wheel speed sensor (RL) voltage circuit low
C14E7 (Case 2): Wheel speed sensor (RL) voltage circuit low (continuation)
C14EA (Case 1): Wheel speed sensor (RR) voltage circuit low
C14EA (Case 2): Wheel speed sensor (RR) voltage circuit low (continuation)
All of the following conditions are met A, B and C
A. Chassis dynamometer mode Off
B. Following condition is met More than 0.012 seconds
IGR voltage 3.5 V or higher
C. Following condition is met More than 0.22 seconds
+BS voltage 17.4 V or less
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