how to fix a rearview camera that doesn't work on a Toyota Corolla E170 (2013-2019)

Toyota Corolla E170 (2013-2019)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

532 words

Problem Statement

Learn how to diagnose and fix a non-functioning rearview camera on a 2013-2019 Toyota Corolla E170. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect battery before working on electrical systems to avoid shock or short circuits

Symptoms

•Rearview camera display is blank when the vehicle is in reverse
•Error message or no image displayed on the infotainment screen
•Camera lens appears dirty or obstructed
•Camera activation delay or intermittent functionality
•No sound or alerts when reversing

Diagnostic Steps

1
Check the vehicle's settings to ensure that the rearview camera function is enabled
2
Inspect the camera lens for dirt, debris, or obstructions
3
Examine the wiring harness connected to the rearview camera for damage or loose connections
4
Scan for error codes using an OBD-II scanner
5
Test the camera power supply with a multimeter to check for voltage at the camera connector when the vehicle is in reverse
6
Check the infotainment system to ensure it is functioning properly and that software is up to date

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
•Mild soap solution

Parts Required

•Replacement rearview camera (if needed)

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Diagnostic Steps

1
Check the vehicle's settings to ensure that the rearview camera function is enabled
2
Inspect the camera lens for dirt, debris, or obstructions
3
Examine the wiring harness connected to the rearview camera for damage or loose connections
4
Scan for error codes using an OBD-II scanner
5
Test the camera power supply with a multimeter to check for voltage at the camera connector when the vehicle is in reverse
6
Check the infotainment system to ensure it is functioning properly and that software is up to date

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a flat surface and in "Park" mode.
Disconnect the battery to prevent electrical shock.

2. Clean the Camera Lens

Sub-step 1: Use a soft, clean cloth and mild soap solution to gently wipe the camera lens.
Sub-step 2: Dry the lens thoroughly to ensure no streaks remain.

3. Inspect and Repair Wiring

Sub-step 1: Remove the interior panels as necessary to access the wiring harness leading to the rearview camera.
Sub-step 2: Check for frayed wires, corrosion, or loose connections.
Sub-step 3: Repair any damaged wiring by soldering or using appropriate connectors.
Sub-step 4: Re-secure the wiring harness and panels.

4. Replace the Camera (if necessary)

Sub-step 1: If the camera is defective, remove the old camera by unscrewing it from its mounting bracket.
Sub-step 2: Disconnect the camera's wiring harness.
Sub-step 3: Install the new camera by connecting the wiring harness and securing it with screws.

5. Reconnect Battery and Test

Sub-step 1: Reconnect the battery terminals.
Sub-step 2: Start the vehicle and put it in reverse to test the camera.