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my Tesla Model S won't start just clicks what to do - Tesla Model S
Home/Cars/Tesla/Model S/Plaid/Refresh (2021-present)/my Tesla Model S won't start just clicks what to do

my Tesla Model S won't start just clicks what to do

Tesla Model S Plaid/Refresh (2021-present)

Error Codes
1-2 hours
Time
medium
Difficulty
high
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
528 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix starting issues in Tesla Model S. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component
Electrical
Estimated Time
1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect the 12V battery before working on electrical systems to prevent shock or short circuits.

Symptoms

  • •Clicking sound when trying to start the vehicle
  • •Dashboard lights may flicker or dim
  • •No engine turnover or cranking
  • •Possible loss of power to other electrical components
  • •"Battery low" warning may appear on the display

Diagnostic Steps

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

  • •Multimeter
  • •Jumper cables
  • •Socket set
  • •Wire brush

Parts Required

  • •12V battery

Additional Information

Affected Component
Electrical
Estimated Time
1-2 hours
Difficulty
medium
Severity
high
Tools Required
4 items
Parts Required
1 item

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Solution
1. Preparation
  • Gather tools: multimeter, jumper cables, socket set.
  • Ensure the vehicle is in 'Park' mode.
  • Disconnect the vehicle from charging if applicable.
2. Battery Inspection
  • Remove the front trunk cover to access the 12V battery.
  • Check the battery terminals:
    • Sub-step 1: Use a socket wrench to tighten any loose connections.
    • Sub-step 2: Clean terminals with a wire brush if corrosion is present.
  • Test the battery voltage:
    • Sub-step 1: Connect the multimeter leads to the battery terminals.
    • Sub-step 2: A healthy 12V battery should read between 12.4V and 12.7V.
3. Jump Start Procedure
  • Position a working vehicle close to the Tesla, ensuring both are in 'Park'.
  • Connect jumper cables:
    • Sub-step 1: Connect the positive (red) cable to the positive terminal of the Tesla's battery.
    • Sub-step 2: Connect the other end of the positive cable to the working vehicle's positive terminal.
    • Sub-step 3: Connect the negative (black) cable to the negative terminal of the working vehicle.
    • Sub-step 4: Connect the other end of the negative cable to a metal ground on the Tesla (not on the battery terminal).
  • Start the working vehicle and allow it to charge the Tesla's battery for a few minutes, then attempt to start the Tesla.
4. Replace the 12V Battery (if necessary)
  • If the 12V battery is found to be faulty:
    • Sub-step 1: Disconnect the negative terminal first, followed by the positive terminal.
    • Sub-step 2: Remove the battery from the mounting bracket using the socket set.
    • Sub-step 3: Install the new battery in the reverse order, ensuring all connections are secure.