my Tesla Model S Plaid/Refresh (2021-present) won't start just clicks, what should I do?

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

1-2 hours

Time

medium

Difficulty

high

Severity

3 min read

508 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 the no-start issue in Tesla Model S Plaid. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the donor vehicle is not running while connecting the cables to avoid sparks.
•Disconnect the negative terminal first when removing the cables.
•Disconnect the 12V battery before working on electrical systems.

Symptoms

•Clicking sound when the start button is pressed
•Dashboard lights may flicker or remain off
•No engine turnover or cranking noise
•Possible error messages displayed on the screen
•Reduced battery charge indication (if applicable)

Diagnostic Steps

1
Check the battery charge level via the touchscreen or mobile app.
2
Inspect the 12V battery for any signs of damage or corrosion.
3
Verify connections to the 12V battery and main battery pack for tightness and corrosion.
4
Utilize the Tesla service app or vehicle settings to check for any error codes.
5
Ensure the vehicle is in the correct mode (not in tow mode or neutral).

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
•Socket set
•Jumper cables

Parts Required

•12V battery (if replacement is needed)

Related Faults

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Diagnostic Steps

1
Check the battery charge level via the touchscreen or mobile app.
2
Inspect the 12V battery for any signs of damage or corrosion.
3
Verify connections to the 12V battery and main battery pack for tightness and corrosion.
4
Utilize the Tesla service app or vehicle settings to check for any error codes.
5
Ensure the vehicle is in the correct mode (not in tow mode or neutral).

Solution

1. Preparation

Gather necessary tools including a multimeter and socket set.
Ensure the vehicle is parked in a safe, ventilated area and is powered down.

2. Inspect the 12V Battery

Sub-steps:
- Open the front trunk (frunk) to access the 12V battery.
- Use a multimeter to measure the voltage of the 12V battery. It should read above 12.4 volts.
- If the voltage is low, proceed to jump-start or replace the battery.

Tools Required:

Multimeter
Socket set

3. Jump-start the 12V Battery (if necessary)

Sub-steps:
- Connect jumper cables to the 12V battery terminals (positive to positive, negative to ground).
- Start the donor vehicle and let it run for a few minutes.
- Attempt to start the Tesla Model S Plaid while the donor vehicle is still running.

Safety Warnings:

Ensure the donor vehicle is not running while connecting the cables to avoid sparks.
Disconnect the negative terminal first when removing the cables.

4. Replace the 12V Battery (if faulty)

Sub-steps:
- Disconnect the negative terminal, followed by the positive terminal.
- Remove the securing bolts and lift out the old battery.
- Install the new 12V battery in reverse order, ensuring tight connections.

Tools Required:

Socket set

5. Check the Main Battery Pack (if the 12V battery is functional)

Sub-steps:
- Use the Tesla mobile app or vehicle interface to check the state of the main battery.
- If the main battery is low, charge the vehicle using a compatible Tesla charger.