my Tesla Model S Plaid/Refresh (2021-present) won't start and makes a clicking noise, what should I...

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

1-2 hours

Time

medium

Difficulty

high

Severity

3 min read

462 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 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 negative terminal before working on the battery to avoid electrical shorts.

Symptoms

•Clicking noise when the start button is pressed
•Dashboard lights illuminated but no engine start
•Possible loss of power to interior electronics
•No response from the electric motor
•Possible error messages on the touchscreen

Diagnostic Steps

1
Check the state of the 12V battery using the vehicle's battery monitor on the touchscreen or through the Tesla mobile app.
2
Inspect the 12V battery connections for corrosion or loose terminals.
3
Attempt to jump-start the vehicle using a portable jump starter or another vehicle to rule out battery issues.
4
Verify whether the vehicle is in 'Park' mode; the vehicle will not start if it is in another gear.
5
Use the Tesla mobile app to check for any software updates or alerts.

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

•Socket set
•Multimeter
•Torque wrench

Parts Required

•New 12V battery

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Diagnostic Steps

1
Check the state of the 12V battery using the vehicle's battery monitor on the touchscreen or through the Tesla mobile app.
2
Inspect the 12V battery connections for corrosion or loose terminals.
3
Attempt to jump-start the vehicle using a portable jump starter or another vehicle to rule out battery issues.
4
Verify whether the vehicle is in 'Park' mode; the vehicle will not start if it is in another gear.
5
Use the Tesla mobile app to check for any software updates or alerts.

Solution

1. Preparation

Ensure the vehicle is in a well-ventilated area and on a level surface.
Gather necessary tools such as gloves and safety goggles for protection.

2. Inspect and Replace the 12V Battery

Tools Required: Socket set, multimeter, torque wrench.
Sub-steps:
1. Disconnect the negative terminal of the 12V battery to prevent shorts.
2. Remove any covers obstructing access to the 12V battery.
3. Use a multimeter to check the voltage of the battery; it should read around 12.6 volts for a healthy battery.
4. If the battery voltage is low (below 12.4 volts), replace the battery with a new OEM or compatible battery.
5. Reconnect the terminals, starting with the positive terminal, then the negative.
6. Replace any covers and ensure all connections are secure.

3. Reset the Vehicle’s System

Tools Required: None.
Sub-steps:
1. With the vehicle in "Park," press and hold both scroll wheels on the steering wheel until the touchscreen resets.
2. Wait for the Tesla logo to appear and release the scroll wheels.