how to fix the rear view camera that isn’t working in my Toyota Highlander

Toyota Highlander Third Generation (2014-2019)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

471 words

Problem Statement

Learn how to diagnose and fix a non-functioning rear view camera in your Toyota Highlander. Step-by-step guide with symptoms and solutions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components to prevent shorts.

Symptoms

•Rear view camera display is blank
•Camera image is distorted or blurry
•Error message on the infotainment screen (if applicable)
•No response when the vehicle is put in reverse
•Backup sensors may not activate (if equipped)

Diagnostic Steps

1
Inspect the camera lens for dirt or obstructions.
2
Check for any error codes using an OBD-II scanner.
3
Examine the camera wiring harness for damage or loose connections.
4
Verify that the display screen is functioning properly by testing other functions.
5
Test the camera voltage supply using a multimeter.

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

•OBD-II scanner
•Multimeter
•Screwdriver set
•Soft cloth for cleaning

Parts Required

•Replacement rear view camera (if required)

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Diagnostic Steps

1
Inspect the camera lens for dirt or obstructions.
2
Check for any error codes using an OBD-II scanner.
3
Examine the camera wiring harness for damage or loose connections.
4
Verify that the display screen is functioning properly by testing other functions.
5
Test the camera voltage supply using a multimeter.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface with the engine off.
Disconnect the negative battery terminal to prevent electrical shorts.

2. Inspect and Clean Camera

Locate the rear view camera, typically mounted near the tailgate handle or license plate area.
Use a soft cloth to clean the camera lens gently. Dirt or moisture can obstruct the view.
Check for any visible damage to the camera housing.

3. Check Camera Connections

Remove any covers or panels that may obstruct access to the camera wiring.
Inspect the wiring harness connected to the camera. Look for frayed wires or loose connectors.
Reconnect any loose connections securely.

4. Test Camera Functionality

Reconnect the negative battery terminal.
Start the vehicle and engage the reverse gear to check if the camera activates.
If the camera does not work, proceed to replace the camera.

5. Replace Camera (if necessary)

Disconnect the camera from the wiring harness.
Remove the screws or clips securing the camera in place.
Install the new camera by securing it with screws or clips.
Reconnect the wiring harness to the new camera.