how to fix the rearview camera not working on Toyota Highlander Third Generation (2014-2019)?

Toyota Highlander Third Generation (2014-2019)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

517 words

Problem Statement

Learn how to diagnose and fix the rearview camera not working issue on Toyota Highlander (2014-2019). 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 shocks or shorts.

Symptoms

•Rearview camera display shows a black screen
•"Check Surroundings" message appears on the display
•Camera intermittently works or turns on and off
•No image or distorted image when the camera is activated
•Reverse lights are functioning but the camera does not activate

Diagnostic Steps

1
Inspect the rearview camera lens for physical obstructions or damage.
2
Check the camera connection at the rear of the vehicle for loose or corroded terminals.
3
Use an OBD-II scanner to check for any error codes related to the camera system.
4
Verify the display unit functionality by testing other features on the infotainment system.
5
Inspect the wiring harness leading to the camera for any signs of wear or damage.
6
Check the fuses related to the rearview camera system in the fuse box.

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
•Trim removal tools
•OBD-II scanner
•Multimeter

Parts Required

•Rearview camera assembly
•Wiring harness (if damaged)

Related Faults

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Diagnostic Steps

1
Inspect the rearview camera lens for physical obstructions or damage.
2
Check the camera connection at the rear of the vehicle for loose or corroded terminals.
3
Use an OBD-II scanner to check for any error codes related to the camera system.
4
Verify the display unit functionality by testing other features on the infotainment system.
5
Inspect the wiring harness leading to the camera for any signs of wear or damage.
6
Check the fuses related to the rearview camera system in the fuse box.

Solution

1. Preparation

Tools Required: Socket set, trim removal tools, OBD-II scanner, multimeter
Safely park the vehicle on a level surface and engage the parking brake.
Disconnect the vehicle battery to prevent electrical shorts.

2. Inspect and Clean Camera

Remove the camera from its mount if applicable.
- Sub-steps:
  1. Use trim removal tools to gently pry off any cover surrounding the camera.
  2. Unscrew the camera from its housing using the socket set.
  3. Clean the camera lens with a soft cloth to remove dirt or debris.
Reinstall the camera after cleaning.

3. Check Camera Connection

Inspect the wiring harness connection.
- Sub-steps:
  1. Locate the camera connector at the rear of the vehicle.
  2. Disconnect the camera connector and inspect for corrosion or bent pins.
  3. Clean the contacts with electrical cleaner and reconnect securely.

4. Test Camera Functionality

Reconnect the vehicle battery and start the engine.
Shift the vehicle into reverse and check if the camera displays an image.
If the camera still does not work, proceed to check the wiring harness and fuses.

5. Repair or Replace Faulty Components

If the wiring harness is damaged, replace it with a new one.
If the camera is malfunctioning, install a new rearview camera.
Parts Required: Rearview camera assembly, wiring harness (if damaged)