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What are the common electrical issues with the Ford Explorer's lighting system in 2021? - Ford Explorer
Home/Cars/Ford/Explorer/Sixth Generation (2020-present)/What are the common electrical issues with the Ford Explorer's lighting system in 2021?

What are the common electrical issues with the Ford Explorer's lighting system in 2021?

Ford Explorer Sixth Generation (2020-present)

Error Codes
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
4 min read
642 words

Problem Statement

Learn about the common electrical issues with the 2021 Ford Explorer's lighting system, including symptoms, diagnostic steps, and repair instructions.

Affected Component
lighting system

Symptoms

  • •Headlights Flickering or Dimming
  • •Interior Lights Not Working
  • •Tail Lights Malfunctioning
  • •Dashboard Warning Lights
  • •Turn Signal Issues (Hyper-flashing or Not Working)
  • •Fog Lights Not Functioning
  • •Daytime Running Lights (DRL) Malfunctions

Diagnostic Steps

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  5. 5
  6. 6

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

  • •Flashlight
  • •Inspection mirror
  • •Fuse puller or needle-nose pliers
  • •Fuse tester or multimeter
  • •New bulbs (if necessary)
  • •Socket tester
  • •Wiring diagram
  • •Dielectric grease
  • •OBD-II scanner

Additional Information

Affected Component
lighting system
Difficulty
medium
Severity
medium
Tools Required
9 items

Related Faults

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Back to Generation
Common Electrical Issues with the 2021 Ford Explorer's Lighting System

The 2021 Ford Explorer, being part of the sixth generation, may experience several common electrical issues related to its lighting system. Here are the typical symptoms, diagnostic steps, tools required, and repair instructions for addressing these issues.

Common Symptoms

  1. Headlights Flickering or Dimming
  2. Interior Lights Not Working
  3. Tail Lights Malfunctioning
  4. Dashboard Warning Lights
  5. Turn Signal Issues (Hyper-flashing or Not Working)
  6. Fog Lights Not Functioning
  7. Daytime Running Lights (DRL) Malfunctions
Repair Instructions

Repairing Blown Fuses

  1. Remove the blown fuse and replace it with a new fuse of the same amperage.
  2. Test the lights to see if they function properly.

Replacing Faulty Bulbs

  1. Remove the bulb from the socket.
  2. Insert a new bulb, ensuring it is seated correctly.
  3. Test the light to confirm it is working.

Repairing Wiring Issues

  1. If damaged wiring is found, cut and splice new wire or use solder and heat shrink tubing to repair the damaged section.
  2. Reconnect any loose connectors and ensure they are secure.

BCM Reprogramming (if necessary)

  1. If the BCM needs reprogramming, obtain the latest software from Ford.
  2. Follow the service manual's instructions for reprogramming the BCM via the OBD-II port.

Final Steps

  1. After completing repairs, test all lighting functions to ensure proper operation.
  2. Clear any fault codes using the OBD-II scanner and take the vehicle for a test drive to verify that the issue is resolved.
Conclusion

By following these detailed steps, you can effectively diagnose and repair common electrical issues related to the lighting system in the 2021 Ford Explorer. Always refer to the specific vehicle service manual for detailed procedures and specifications.