what does it mean when my Tesla Model S Plaid/Refresh (2021-present) shows error code C0035

Solution

1. Preparation

• Gather tools and components required for the repair.
• Disconnect the vehicle's battery to ensure safety while working on electrical systems.

2. Inspect and Clean Wheel Speed Sensors

• Tools Required: Socket set, cleaning solution (brake cleaner), soft cloth.
• Sub-steps:
  1. Remove the wheel associated with the faulty sensor to gain access.
  2. Locate the wheel speed sensor and disconnect the wiring harness.
  3. Remove the wheel speed sensor from its mounting position.
  4. Clean the sensor and surrounding area with brake cleaner to remove any debris.
  5. Reinstall the wheel speed sensor and reconnect the wiring harness.

3. Check Wiring and Connectors

• Tools Required: Multimeter.
• Sub-steps:
  1. Inspect wiring for any signs of wear, fraying, or corrosion.
  2. Use the multimeter to check continuity in the sensor wiring.
  3. Repair or replace any damaged wiring or connectors as necessary.

4. Replace Wheel Speed Sensor (if necessary)

• Tools Required: Socket set, torque wrench.
• Sub-steps:
  1. If the sensor is faulty based on the resistance readings, remove the damaged sensor.
  2. Install the new wheel speed sensor, ensuring it is properly seated.
  3. Torque the sensor to the manufacturer’s specifications.
  4. Reattach the wiring harness securely.

5. Reconnect Battery and Clear Codes

• Reconnect the vehicle's battery.
• Use the OBD-II scanner to clear any error codes.
• Perform a system check to ensure that the C0035 error code does not reappear.