WOMS
C code chassis High severity

C1713 Left Front Sensor Circuit Fault

The OBD2 code C1713 indicates a fault in the left front sensor circuit, typically related to issues with the wheel speed sensor or its wiring in the vehicle's anti-lock braking system (ABS)

Definition

The OBD2 code C1713 indicates a fault in the left front sensor circuit, typically related to issues with the wheel speed sensor or its wiring in the vehicle's anti-lock braking system (ABS)

Common causes

  • Faulty left front wheel speed sensor
  • Damaged wiring or connectors in the sensor circuit
  • Corrosion at the sensor connector
  • Poor ground connection
  • Faulty ABS control module
  • Wheel bearing issues affecting sensor operation
  • Intermittent electrical connection
  • Sensor misalignment or improper installation

Common misdiagnoses

  • Faulty wheel speed sensor
  • Damaged wiring or connectors
  • ABS control module issues
  • Incorrectly calibrated or malfunctioning ABS system
  • Brake system problems
  • Faulty ECM (Engine Control Module)
  • Tire pressure issues
  • Misalignment or suspension problems

Troubleshooting steps

  1. 1. Check the Vehicle's Manual

    Refer to the vehicle's service manual for specific information related to the C1713 code, including wiring diagrams and sensor locations

  2. 2. Visual Inspection

  3. 3. Inspect the left front wheel speed sensor and its wiring for any visible damage, such as frayed wires, corrosion, or loose connections

  4. 4. Check the connector for the sensor to ensure it is securely connected and free of dirt or moisture

  5. 5. Test the Sensor

  6. 6. Use a multimeter to test the resistance of the left front wheel speed sensor. Compare the readings to the specifications in the service manual

  7. 7. If the sensor is a Hall effect type, check for proper voltage supply and signal output while the wheel is being turned

  8. 8. Check for Faulty Wiring

  9. 9. Inspect the wiring harness for continuity and shorts. Use a multimeter to check for continuity between the sensor and the ABS module

  10. 10. Look for any signs of wear or damage along the wiring path

  11. 11. Scan for Additional Codes

  12. 12. Use an OBD-II scanner to check for any additional trouble codes that may provide more context or indicate related issues

  13. 13. Clear the Code

  14. 14. After performing inspections and repairs, clear the code using an OBD-II scanner and take the vehicle for a test drive to see if the code returns

  15. 15. Check the ABS Module

  16. 16. If the sensor and wiring are in good condition, the issue may lie within the ABS module itself. Testing or replacing the ABS module may be necessary

  17. 17. Consult a Professional

  18. 18. If you are unable to diagnose or resolve the issue, consider consulting a professional mechanic or technician who has experience with ABS systems. By following these steps, you should be able to identify and address the cause of the C1713 code. Always ensure safety precautions are taken when working on vehicle electrical systems