how to fix a malfunctioning rearview camera on Toyota Highlander Third Generation (2014-2019)

Toyota Highlander Third Generation (2014-2019)

Error Codes

1-3 hours

Time

medium

Difficulty

medium

Severity

3 min read

539 words

Problem Statement

Learn how to diagnose and fix a malfunctioning rearview camera on a 2014-2019 Toyota Highlander. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Electrical

Estimated Time

1-3 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components to prevent shorts.
•Ensure the vehicle is securely parked and in a safe location while performing repairs.

Symptoms

•No image displayed on the infotainment screen when the vehicle is in reverse
•Distorted or blurry image displayed intermittently
•Check camera system warning message on the dashboard
•Inconsistent operation (works sometimes, fails at other times)
•Physical damage observed on the camera lens

Diagnostic Steps

1
Inspect the rearview camera lens for physical damage or dirt.
2
Check the connection of the camera harness at the rear of the vehicle for corrosion or loose connections.
3
Use an OBD-II scanner to check for any stored trouble codes related to the camera system.
4
Verify that the vehicle is in reverse gear and the display is set to the rearview camera mode.
5
Test the camera power supply using a multimeter to ensure it receives the correct voltage.
6
Inspect the wiring harness from the camera to the infotainment system for any signs of wear or damage.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•Socket set
•Phillips screwdriver
•Multimeter
•Cleaning supplies

Parts Required

•Rearview camera (if replacement is necessary)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Inspect the rearview camera lens for physical damage or dirt.
2
Check the connection of the camera harness at the rear of the vehicle for corrosion or loose connections.
3
Use an OBD-II scanner to check for any stored trouble codes related to the camera system.
4
Verify that the vehicle is in reverse gear and the display is set to the rearview camera mode.
5
Test the camera power supply using a multimeter to ensure it receives the correct voltage.
6
Inspect the wiring harness from the camera to the infotainment system for any signs of wear or damage.

Solution

1. Preparation

Tools Required: Socket set, Phillips screwdriver, multimeter, cleaning supplies
Disconnect the negative battery terminal to prevent any electrical shorts during the repair.

2. Inspect and Clean the Camera

Carefully remove any dirt or debris from the camera lens using a soft microfiber cloth.
If the lens is scratched or damaged, consider replacing the camera.

3. Check Camera Connections

Locate the rearview camera connection at the rear of the vehicle.
Disconnect the harness and inspect the terminals for corrosion or damage.
Clean the terminals with electrical contact cleaner and reconnect the harness securely.

4. Test Camera Voltage

Reconnect the negative battery terminal.
Use a multimeter to measure the voltage at the camera connector while the vehicle is in reverse.
The voltage should be around 12V. If not, trace the wiring back to the infotainment system.

5. Replace the Camera (if necessary)

If the camera is faulty, remove it by unscrewing the mounting screws.
Disconnect the wiring harness and replace with a new camera.
Secure the new camera in place and reconnect the harness.

6. Reassemble and Test

Reconnect the battery terminal.
Test the rearview camera functionality by placing the vehicle in reverse and checking the display.