WOMS
C code chassis Medium severity

C1910 Ride Control RF Shock Actuator Circuit Open

The OBD2 code C1910 indicates that there is an open circuit in the right front (RF) shock actuator of the ride control system, meaning the actuator is not receiving power or is not functioning properly

Definition

The OBD2 code C1910 indicates that there is an open circuit in the right front (RF) shock actuator of the ride control system, meaning the actuator is not receiving power or is not functioning properly

Common causes

  • Faulty ride control shock actuator
  • Open or damaged wiring in the actuator circuit
  • Poor electrical connections or corroded terminals
  • Failed ride control module
  • Blown fuse related to the ride control system
  • Grounding issues in the circuit

Common misdiagnoses

  • Faulty shock absorber
  • Bad wiring or connectors
  • Defective ride control module
  • Incorrectly calibrated suspension system
  • Faulty body control module
  • Issues with the vehicle's computer system
  • Low battery voltage or electrical issues
  • Misinterpretation of other suspension-related codes

Troubleshooting steps

  1. 1. Check the Vehicle's Manual

    Refer to the vehicle's service manual for specific information related to the C1910 code, including wiring diagrams and component locations

  2. 2. Visual Inspection

    Wiring and Connectors: Inspect the wiring harness and connectors associated with the right front shock actuator. Look for signs of damage, corrosion, or loose connections

  3. 3. Shock Actuator

    Check the actuator itself for any physical damage or signs of wear

  4. 4. Check for Other Codes

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

  5. 5. Test the Shock Actuator

    Resistance Test: Disconnect the actuator and use a multimeter to measure the resistance across the actuator terminals. Compare the reading to the specifications in the service manual

  6. 6. Power and Ground

    With the actuator still disconnected, check for power and ground at the actuator connector while the vehicle is in the appropriate mode (e.g., ignition on). Ensure that the correct voltage is present

  7. 7. Inspect the Control Module

    If the actuator tests good, the issue may lie with the control module. Check for any signs of damage or corrosion on the module and its connectors

  8. 8. If possible, perform a reset or reprogramming of the control module

  9. 9. Check for Shorts or Opens in the Wiring

    Use a multimeter to check for continuity in the wiring between the control module and the shock actuator. Look for any breaks or shorts in the wiring

  10. 10. Test the Control Circuit

    If the wiring is intact, test the control circuit from the module to the actuator. This may involve checking for proper signals being sent from the control module

  11. 11. Clear the Code and Test Drive

    After performing the above checks and repairs, clear the code using the OBD-II scanner and take the vehicle for a test drive to see if the code returns

  12. 12. Consult a Professional

    If the issue persists after following these steps, it may be necessary to consult a professional mechanic or technician who has experience with your specific vehicle make and model.Additional Tips: - Always ensure that you are working safely and that the vehicle is properly supported if you are lifting it to access components. - Document any changes or repairs made during the troubleshooting process for future reference. By following these steps, you should be able to identify the cause of the C1910 code and take appropriate action to resolve the issue