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my Tesla Model S Original (2012-2020) shows a "service required" message what does it mean - Tesla Model S
Home/Cars/Tesla/Model S/Plaid/Refresh (2021-present)/my Tesla Model S Original (2012-2020) shows a "service required" message what does it mean

my Tesla Model S Original (2012-2020) shows a "service required" message what does it mean

Tesla Model S Plaid/Refresh (2021-present)

Error Codes
1-3 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
477 words

Problem Statement

Learn how to diagnose and resolve the 'service required' message in Tesla Model S (2012-2020). Step-by-step guide with symptoms, diagnostics, and solutions.

Affected Component
Electrical
Estimated Time
1-3 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect the battery before working on electrical systems.
  • •Ensure the vehicle is securely parked and the parking brake is engaged.

Symptoms

  • •Service required message illuminated on the dashboard
  • •Reduced vehicle performance or efficiency
  • •Unusual noises from the vehicle
  • •Changes in driving dynamics (e.g., steering or braking)
  • •Occasional error notifications from the vehicle's software

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
  • •Socket set
  • •Screwdrivers
  • •Tire pressure gauge

Parts Required

  • •Cabin air filter (if due)
  • •Brake fluid (if needed)
  • •Brake pads/rotors (if required)

Additional Information

Affected Component
Electrical
Estimated Time
1-3 hours
Difficulty
medium
Severity
medium
Tools Required
4 items
Parts Required
3 items

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Solution
1. Preparation
  • Gather necessary tools and parts.
  • Park the vehicle on a flat surface and engage the parking brake.
  • Disconnect the negative terminal of the 12V battery for safety.
2. Retrieve and Address Error Codes
  • Use an OBD-II scanner to retrieve error codes.
  • Look up the codes to identify specific issues.
  • Clear the codes, if applicable, to see if they return after a test drive.
3. Perform Routine Maintenance
  • Oil Change (if applicable):
    • Replace the cabin air filter (if due).
    • Change the brake fluid if it hasn't been done in the last two years.
  • Battery Maintenance:
    • Inspect battery terminals for corrosion and clean them if necessary.
    • Ensure the battery cooling system is functioning properly.
4. Inspect and Repair Components
  • Check the brakes for wear; replace brake pads or rotors if needed.
  • Inspect the tires for uneven wear; rotate or replace as necessary.
  • Verify that all lights (headlights, brake lights, turn signals) are functioning correctly.
5. Reconnect Battery and Test
  • Reconnect the negative terminal of the 12V battery.
  • Start the vehicle and ensure the "service required" message is clear.
  • Perform a test drive to ensure all systems are functioning properly.