why does my Tesla Model S Plaid/Refresh (2021-present) not start just clicks

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

1-2 hours

Time

medium

Difficulty

high

Severity

3 min read

550 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 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.
•Ensure the vehicle is in a secure location while performing repairs.

Symptoms

•Clicking sound when attempting to start the vehicle
•Dashboard lights may illuminate but engine does not crank
•Possible 'Battery power low' warning displayed
•No response from the accelerator pedal
•Potential loss of power to accessories (e.g., radio, lights)

Diagnostic Steps

1
Check the vehicle's state of charge using the Tesla app or on-screen display.
2
Inspect the 12V battery status; ensure it is charged and functioning properly.
3
Test the main battery pack voltage; ensure it is within operational limits.
4
Verify connectivity of battery terminals for corrosion or loose connections.
5
Check for any error messages on the touchscreen or via the Tesla app.
6
Perform a hard reset of the vehicle by holding down the steering wheel buttons.

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
•Basic hand tools (socket set)

Parts Required

•12V battery (if replacement is necessary)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Check the vehicle's state of charge using the Tesla app or on-screen display.
2
Inspect the 12V battery status; ensure it is charged and functioning properly.
3
Test the main battery pack voltage; ensure it is within operational limits.
4
Verify connectivity of battery terminals for corrosion or loose connections.
5
Check for any error messages on the touchscreen or via the Tesla app.
6
Perform a hard reset of the vehicle by holding down the steering wheel buttons.

Solution

1. Preparation

Gather tools: OBD-II scanner, multimeter, and basic hand tools (socket set).
Ensure the vehicle is in a safe, well-ventilated area.

2. Check and Charge 12V Battery

Sub-steps:
1. Open the vehicle’s front trunk (frunk) to access the 12V battery.
2. Use a multimeter to check the voltage of the 12V battery; it should be above 12.4 volts.
3. If the voltage is low, connect a battery charger to the 12V battery and charge it fully.
4. After charging, reconnect the battery and try starting the vehicle again.

3. Inspect and Clean Battery Terminals

Sub-steps:
1. Disconnect the negative terminal first, then the positive terminal of the 12V battery.
2. Inspect the terminals for corrosion or damage.
3. Clean the terminals with a wire brush and a mixture of baking soda and water.
4. Reconnect the terminals in the reverse order (positive first, then negative).

4. Check High Voltage Battery

Sub-steps:
1. Using the Tesla app, check the status of the main battery pack.
2. If the battery is low, connect the vehicle to a charging station and allow it to charge until full.
3. Monitor for any error messages that might indicate issues with the battery management system.

5. Perform Software Reset

Sub-steps:
1. While the vehicle is in the "Park" position, hold down both scroll wheels on the steering wheel until the screen turns off and then back on.
2. Wait for the system to reboot and test the vehicle's start function again.