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my Tesla Model S Plaid/Refresh (2021-present) dashboard lights are not working, help! - Tesla Model S
Home/Cars/Tesla/Model S/Plaid/Refresh (2021-present)/my Tesla Model S Plaid/Refresh (2021-present) dashboard lights are not working, help!

my Tesla Model S Plaid/Refresh (2021-present) dashboard lights are not working, help!

Tesla Model S Plaid/Refresh (2021-present)

Error Codes
2-4 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
483 words

Problem Statement

Learn how to diagnose and fix dashboard lights not working in Tesla Model S Plaid. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component
Electrical
Estimated Time
2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect the battery before working on electrical systems.
  • •Allow the vehicle to cool if it has been running before inspecting components.

Symptoms

  • •Dashboard lights completely off
  • •Instrument cluster not illuminated
  • •Warning lights not showing
  • •Navigation display dim or unresponsive
  • •No ambient lighting in the cabin

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

  • •OBD-II scanner
  • •Multimeter
  • •Screwdriver set
  • •Torque wrench

Parts Required

  • •Replacement fuse
  • •Dashboard assembly

Additional Information

Affected Component
Electrical
Estimated Time
2-4 hours
Difficulty
medium
Severity
medium
Tools Required
4 items
Parts Required
2 items

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Solution
1. Preparation
  • Gather necessary tools and parts.
  • Ensure the vehicle is parked on a flat surface and the ignition is off.
  • Disconnect the 12V battery to avoid any electrical shorts.
2. Check Software and Settings
  1. Reconnect the 12V battery.
  2. Power on the vehicle and navigate to the settings menu.
  3. Locate the dashboard lighting settings and confirm that they are set to "On."
3. Inspect and Replace Fuse
  1. Locate the fuse box, typically found under the dashboard or in the front trunk area.
  2. Remove the cover and identify the fuse designated for dashboard lighting (consult the owner's manual for exact location).
  3. Use a multimeter to check for continuity in the fuse. If it is blown, replace it with a fuse of the same amperage rating.
4. Examine Wiring Connections
  1. Disconnect the battery again for safety.
  2. Remove the dashboard cover to access the wiring harness.
  3. Inspect all connectors for corrosion, loose wires, or damage. Reconnect any loose connections securely.
5. Replace Dashboard Assembly (if necessary)
  1. If all previous steps do not resolve the issue, the dashboard assembly may need replacement.
  2. Disconnect all wiring connectors from the dashboard assembly.
  3. Unbolt the dashboard from its mounts and remove it carefully.
  4. Install the new dashboard assembly, ensuring all connections are secure.
  5. Reconnect the battery and test the dashboard lights again.