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Home >> Lexus >> 2006 >> GS 430 >> Repair and Diagnosis >> Brakes >> Brakes Control Systems >> Brake Control >> Electronically Controlled Brake System >> DTC C1231/31 Steering Angle Sensor Circuit Malfunction >> Description

DTC C1231/31 Steering Angle Sensor Circuit Malfunction: Description

The steering angle sensor signal is sent to the skid control ECU via the CAN communication system. When there is a malfunction in the CAN communication system, it will be detected by the diagnosis function.

DTC DETECTION CONDITION AND TROUBLE AREA CHART

DTC No. INF Code DTC Detection Condition Trouble Area
C1231/31  - When ECU IG1 terminal voltage is 10 V or more, the steering angle sensor malfunction signal is received.
  • Steering angle sensor
  • Steering angle sensor circuit
  • Steering angle sensor power supply
  • Skid control ECU