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DTC C1231/31 Steering Angle Sensor Circuit Malfunction; DTC C1335/35 Steering Angle Sensor Circuit: Description

DTC TROUBLE DETECTION CONDITION

DTC No. DTC Detection Condition Trouble Area
1231/31 Detection of any of the conditions 1. through 3.:
  1. When the condition that ECU terminal IG1 voltage is 9.5 V or more, and does not receive data from steering angle sensor continues for 1 sec. or more.
  2. When the steering angle sensor value changes by 360° or more with SSC signal from steering angle sensor remaining ON or OFF.
  3. When the condition that difference between the steering angle value at edge occurring in SSC signal and the value at edge occurring in SSC signal after turning the steering wheel one turn is out of the range from 355.5° to 364.5° occurs 10 times or more.
  • Steering angle sensor
  • Steering angle sensor circuit
1335/35 When the ECU IF1 terminal voltage is 9.5 V or more, and data transmission from the steering angle sensor is impossible for 1 sec. or more.
  • Steering angle sensor
  • Steering angle sensor circuit
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