how to fix the rearview camera not working in my Toyota Corolla E170 (2013-2019)

Toyota Corolla E170 (2013-2019)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

4 min read

617 words

Problem Statement

Learn how to diagnose and fix the rearview camera not working in Toyota Corolla E170 (2013-2019). 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 avoid shorts or shocks.

Symptoms

•Rearview camera display is blank or not activating
•"Check Camera System" warning appears on the dashboard
•Image is distorted or has poor quality
•Camera does not respond when the vehicle is shifted into reverse
•No sound or alert when obstacles are detected

Diagnostic Steps

1
Inspect the rearview camera lens for any physical obstructions or dirt.
2
Check the vehicle’s fuse box for any blown fuses related to the rearview camera system.
3
Use an OBD-II scanner to check for any error codes related to the camera system.
4
Visually inspect the wiring harness connected to the rearview camera for any signs of damage or corrosion.
5
Test the camera's power supply with a multimeter to ensure it is receiving the correct voltage.
6
Verify the display unit functionality by checking other features and settings related to the infotainment system.

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
•Socket set
•Screwdrivers (Phillips and flathead)
•Microfiber cloth
•Cleaning solution

Parts Required

•Rearview camera (if replacement is needed)
•Fuses (if blown)

Related Faults

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Diagnostic Steps

1
Inspect the rearview camera lens for any physical obstructions or dirt.
2
Check the vehicle’s fuse box for any blown fuses related to the rearview camera system.
3
Use an OBD-II scanner to check for any error codes related to the camera system.
4
Visually inspect the wiring harness connected to the rearview camera for any signs of damage or corrosion.
5
Test the camera's power supply with a multimeter to ensure it is receiving the correct voltage.
6
Verify the display unit functionality by checking other features and settings related to the infotainment system.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a flat surface and the ignition is off.
Disconnect the negative battery terminal to avoid electrical shorts.

2. Inspect and Clean the Camera

Locate the rearview camera, typically mounted on the rear trunk lid.
Use a microfiber cloth and cleaning solution to clean the camera lens if dirty.
Ensure that there are no obstructions (dirt, snow, etc.) blocking the camera view.

3. Check and Replace the Fuses

Locate the fuse box, usually found under the dashboard or in the engine compartment.
Identify the fuse related to the rearview camera (refer to the vehicle owner’s manual for the exact location).
If the fuse is blown, replace it with a fuse of the same amperage.

4. Inspect Wiring and Connections

Remove any covers or panels obstructing access to the camera wiring.
Check for any visible damage, frays, or corrosion on the wiring harness.
If any issues are found, repair or replace the damaged wiring as needed.

5. Test the Camera Power Supply

Reconnect the battery terminal.
Use a multimeter to check the voltage at the camera’s power connector while the vehicle is in reverse.
If the voltage is not within specifications (typically around 12V), trace the wiring back to find the fault.

6. Replace the Camera (if necessary)

If the camera is confirmed faulty, remove the old camera by unscrewing it from its mount.
Disconnect the wiring harness and remove the camera.
Install the new camera by reversing the removal steps, ensuring the wiring is securely connected.