how to fix my Toyota Corolla E140 (2006-2013) rearview camera not working?

Solution

1. Preparation

• Gather necessary tools and parts.
• Disconnect the negative terminal of the battery to prevent electrical shorts.

2. Inspect Camera and Wiring

• Remove the rear camera assembly from the vehicle.
  • Tools: Screwdriver set, trim removal tool.
  • Sub-steps:
    1. Carefully pry off any trim covering the camera.
    2. Unscrew the camera from its mounting position.
    3. Disconnect the camera’s wiring harness.
• Visually inspect the camera for damage or dirt.
• Check the wiring harness for continuity and secure connections.

3. Test and Replace Camera

• If the camera appears damaged or non-functional:
  • Replace the rearview camera with a new unit.
  • Tools: Screwdriver set.
  • Sub-steps:
    1. Connect the new camera to the wiring harness.
    2. Secure the camera in place and reattach any trim.

4. Check Reverse Light Switch

• If the camera is functioning but not activating:
  • Test the reverse light switch.
  • Tools: Multimeter.
  • Sub-steps:
    1. Locate the reverse light switch (usually near the transmission).
    2. Use a multimeter to check for continuity when the vehicle is in reverse.
    3. Replace the switch if faulty.

5. Reconnect Battery and Test

• Reconnect the negative terminal of the battery.
• Start the vehicle and shift into reverse to check camera functionality.