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

Toyota Corolla E170 (2013-2019)

Error Codes

1-3 hours

Time

medium

Difficulty

medium

Severity

3 min read

552 words

Problem Statement

Learn how to diagnose and fix the rearview camera not working in a 2013-2019 Toyota Corolla E170. Step-by-step guide with tools and tips.

Affected Component

Electrical

Estimated Time

1-3 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems to avoid shocks or shorts.
•Allow the vehicle to cool before working on components that may have been exposed to heat.

Symptoms

•Rearview camera display shows a black screen
•"Camera Unavailable" message on the infotainment screen
•No image displayed when in reverse gear
•Intermittent camera functionality
•Error codes related to the camera system may be present

Diagnostic Steps

1
Check for blown fuses related to the camera system using the fuse box diagram.
2
Inspect the rearview camera for physical damage or obstructions.
3
Verify the connection of the camera wiring harness to the camera and the vehicle's electrical system.
4
Scan the vehicle's onboard diagnostic system for any error codes related to the rearview camera.
5
Test the camera output with a multimeter to ensure proper voltage is present.

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

•Fuse puller or needle-nose pliers
•Screwdriver set
•Multimeter
•Socket set

Parts Required

•Replacement rearview camera (if needed)
•Replacement fuses (if needed)

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Diagnostic Steps

1
Check for blown fuses related to the camera system using the fuse box diagram.
2
Inspect the rearview camera for physical damage or obstructions.
3
Verify the connection of the camera wiring harness to the camera and the vehicle's electrical system.
4
Scan the vehicle's onboard diagnostic system for any error codes related to the rearview camera.
5
Test the camera output with a multimeter to ensure proper voltage is present.

Solution

1. Preparation

Gather necessary tools and parts.
Park the vehicle on a flat surface and engage the parking brake.
Disconnect the negative battery terminal to ensure safety while working.

2. Inspect and Replace Fuses

Tools Required: Fuse puller or needle-nose pliers
Locate the fuse box, usually found under the dashboard or in the engine compartment.
Refer to the owner's manual for the specific fuse related to the rearview camera.
Pull the fuse to examine it; if it's blown, replace it with a fuse of the same amperage.

3. Check the Camera and Wiring

Tools Required: Screwdriver set, multimeter
Remove any trim panels blocking access to the rearview camera.
Inspect the camera lens for dirt, moisture, or physical damage; clean or replace as necessary.
Verify that the wiring harness is securely connected to both the camera and the vehicle's electrical system.
Use a multimeter to check for continuity in the wiring.

4. Reconnect and Test

Reconnect the wiring harness if it was disconnected.
Reconnect the negative battery terminal.
Start the vehicle and put it in reverse to check if the rearview camera displays properly.
If the issue persists, consider replacing the rearview camera unit.

5. Replace the Rearview Camera (if necessary)

Tools Required: Socket set, screwdriver set
Disconnect the wiring harness from the old camera.
Remove the camera mounting screws and take out the old camera.
Install the new camera by reversing the removal steps.
Reconnect the wiring harness and secure all trim panels.