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How can I fix the rear taillights not working in my 2020 Toyota Camry? - Toyota Camry
Home/Cars/Toyota/Camry/XV70 (2018-2024)/How can I fix the rear taillights not working in my 2020 Toyota Camry?

How can I fix the rear taillights not working in my 2020 Toyota Camry?

Toyota Camry XV70 (2018-2024)

Error Codes
1-2 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
4 min read
631 words

Problem Statement

Learn how to diagnose and fix rear taillights not working in your 2020 Toyota Camry with step-by-step instructions and required tools.

Affected Component
taillights
Estimated Time
1-2 hours

Symptoms

  • •Rear taillights do not illuminate when headlights are turned on.
  • •Turn signals and brake lights may still function.
  • •Possible warning lights on the dashboard indicating an electrical issue.

Diagnostic Steps

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5

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

  • •Multimeter
  • •Flathead screwdriver
  • •Phillips screwdriver
  • •Socket set
  • •Replacement bulbs (if necessary)
  • •Replacement fuse (if necessary)
  • •Wire brush or electrical cleaner (for cleaning connectors)

Additional Information

Affected Component
taillights
Estimated Time
1-2 hours
Difficulty
medium
Severity
medium
Tools Required
7 items

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Problem: Rear Taillights Not Working in 2020 Toyota Camry
Tools Required
  • Multimeter
  • Flathead screwdriver
  • Phillips screwdriver
  • Socket set
  • Replacement bulbs (if necessary)
  • Replacement fuse (if necessary)
  • Wire brush or electrical cleaner (for cleaning connectors)
Repair Instructions

Step 1: Inspect and Replace Bulbs

  1. Remove the Taillight Assembly:

    • Open the trunk and locate the access panel behind the taillight.
    • Use a screwdriver to remove the screws securing the taillight assembly.
    • Gently pull out the taillight assembly.

  2. Replace Bulbs:

    • Twist the bulb socket counterclockwise to remove it.
    • Replace any burnt-out bulbs with new ones, ensuring they are the correct type.
    • Reassemble the taillight assembly by reversing the removal steps.

Step 2: Check and Replace Fuse

  1. Locate the Fuse Box:

    • Open the driver’s side door and remove the fuse box cover.
    • Refer to the diagram on the cover or the owner’s manual to find the taillight fuse.

  2. Test the Fuse:

    • Use a multimeter to check for continuity across the fuse terminals.
    • If the fuse is blown, replace it with one of the same amperage.

Step 3: Inspect and Repair Wiring

  1. Check Wiring Harness:

    • Follow the wiring from the taillight assembly to the body of the car.
    • Look for any signs of wear, fraying, or damage.
    • Repair any damaged wiring with electrical tape or by replacing the damaged section.

  2. Clean Connectors:

    • Disconnect the wiring harness from the taillight.
    • Use a wire brush or electrical cleaner to clean any corrosion on the connector pins.
    • Reconnect the harness securely.

Step 4: Test the Headlight Switch and Relay

  1. Test the Switch:

    • Turn the headlights on and off to ensure the switch is functioning.
    • If the switch feels loose or unresponsive, it may need to be replaced.

  2. Test the Relay:

    • Locate the relay for the taillights (refer to the owner’s manual).
    • Remove the relay and test it for continuity using a multimeter.
    • Replace if defective.
Final Steps
  • After performing the repairs, test the taillights by turning the headlights on.
  • Ensure other related functions, such as turn signals and brake lights, are operational.
  • Reassemble any removed panels or components.
Conclusion

Following these steps should resolve the issue of the rear taillights not working in your 2020 Toyota Camry. If the problem persists after all diagnostics and repairs, it may be necessary to consult a professional technician or visit a dealership for further inspection.