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Home >> Lexus >> 2019 >> LS 500 Base, AWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Electronically Controlled Brake System (W/ Vacuum Brake Booster) - Diagnostic Codes (1 Of 4) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (w/ Vacuum Brake Booster) >> DTC C0526-2A: Steering Angle Sensor Module Signal Stuck In Range [09/2018 - 10/2023] >> Description

DTC C0526-2A: Steering Angle Sensor Module Signal Stuck In Range [09/2018 - 10/2023]: Description

The skid control ECU (brake actuator assembly) receives signals from the steering sensor via CAN communication.

HINT: 

When a malfunction occurs in the communication line to the steering sensor, U0126-87 is output.

If a DTC related to the CAN communication line is output, first troubleshoot the CAN communication line.

DTCs may be stored if one of the following occurs:

DTC No. Detection Item DTC Detection Condition Trouble Area Note
C0526-2A Steering Angle Sensor Module Signal Stuck In Range Normal communication between the skid control ECU and the steering sensor and abnormal steering sensor zero point.
  • ECU-B D NO. 2 fuse*1
  • IG1 D NO. 3 fuse
  • ECU-B P NO. 1 fuse*2
  • Steering sensor power supply
  • Steering sensor
  • Wire harness or connector
  • VGRS ECU (front steering control ECU)*2
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  1. *1: w/o Variable Gear Ratio Steering System
  2. *2: w/ Variable Gear Ratio Steering System