my Honda Accord has steering-related error code C1231 what does it mean?

Learn how to diagnose and fix C1231 steering issue in Honda Accord. Step-by-step guide with diagnostic procedures and repair instructions.

Solution

1. Preparation

• Gather tools: OBD-II scanner, multimeter, socket set, torque wrench, power steering fluid.
• Ensure the vehicle is on a level surface and secure with wheel chocks.

2. Inspect and Replace Power Steering Fluid

1. Check Fluid Level:
   • Locate the power steering reservoir and remove the cap.
   • Check the fluid level against the markings on the reservoir.
2. Top Off Fluid:
   • If low, add the recommended power steering fluid until the correct level is reached.

3. Replace Steering Angle Sensor (if faulty)

1. Disconnect Battery:
   • Disconnect the negative terminal of the battery to avoid electrical shorts.
2. Remove the Steering Wheel:
   • Use a steering wheel puller to carefully remove the wheel, ensuring to mark the orientation.
3. Remove the Sensor:
   • Locate the steering angle sensor on the steering column.
   • Unplug the sensor connector and unscrew it from the column.
4. Install New Sensor:
   • Position the new sensor and secure it with screws.
   • Reconnect the sensor's electrical connector.

4. Reassemble Steering Components

1. Reinstall Steering Wheel:
   • Align the steering wheel to the marked position and secure it with the appropriate torque.
2. Reconnect Battery:
   • Reconnect the negative terminal of the battery.

5. Clear Error Codes

• Use the OBD-II scanner to clear the C1231 error code and reset the system.