how to fix C1201 error code in Toyota Camry Seventh Generation (2012-2017)

Solution

1. Preparation

• Gather necessary tools and parts.
• Disconnect the negative terminal of the battery to ensure safety while working on electrical components.

2. Inspect and Replace Wheel Speed Sensors

• Tools Required: Socket set, multimeter, torque wrench, flathead screwdriver.
• Sub-steps:
  1. Lift the vehicle using a jack and secure it with jack stands.
  2. Remove the wheel to access the wheel speed sensor.
  3. Unplug the electrical connector from the wheel speed sensor.
  4. Remove the sensor from its mounting using a socket set.
  5. Test the sensor resistance with a multimeter. Replace if the reading is outside manufacturer specifications.
  6. Install the new sensor by reversing the removal steps. Torque the sensor to the manufacturer's specification.

3. Check and Replace ABS Fuses

• Tools Required: Fuse puller or needle-nose pliers.
• Sub-steps:
  1. Locate the fuse box and remove the cover.
  2. Identify the ABS fuse in the fuse diagram.
  3. Pull the fuse and visually inspect it for continuity. Replace if blown.
  4. Reinstall the fuse and cover the fuse box.

4. Reset the ABS System

• Tools Required: OBD-II scanner.
• Sub-steps:
  1. Reconnect the negative battery terminal.
  2. Use the OBD-II scanner to clear the C1201 code and any other stored codes.
  3. Perform a short test drive to ensure the system functions correctly.