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Home/Cars/Tesla/Model S/Plaid/Refresh (2021-present)/why does my Tesla Model S Plaid/Refresh (2021-present) stall while driving?

why does my Tesla Model S Plaid/Refresh (2021-present) stall while driving?

Tesla Model S Plaid/Refresh (2021-present)

Severity: criticalDifficulty: medium1-3 hours
3 min read
469 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 stalling issues in Tesla Model S Plaid. Step-by-step guide with diagnostic procedures and repair instructions.

Component
Electrical
Repair Time
1-3 hours

Safety Warnings

  • ⚠Always disconnect the 12V battery before working on electrical systems.
  • ⚠Avoid working on the high-voltage battery unless trained and equipped for high-voltage systems.

Symptoms

  • •Sudden loss of power while driving
  • •Warning messages displayed on the dashboard
  • •Vehicle briefly shuts off and then restarts
  • •Reduced acceleration or power delivery
  • •Unresponsive throttle pedal during operation

Diagnostic Steps

  1. 1Check for any error codes using a Tesla diagnostic tool or app.
  2. 2Inspect battery health and charge levels.
  3. 3Verify software version and check for available updates.
  4. 4Examine the 12V battery condition and connections.
  5. 5Review the vehicle's logs for any recorded incidents or anomalies.
  6. 6Confirm that all high-voltage connections are secure and free from corrosion.

Solution

Solution

1. Preparation

  • Gather necessary tools and equipment.
  • Ensure the vehicle is parked on a level surface and the parking brake is engaged.
  • Disconnect the negative terminal of the 12V battery for safety.

2. Update Software

  • Reconnect the 12V battery terminal.
  • Access the vehicle's settings and check for software updates.
  • Follow on-screen prompts to install any available updates.

3. Inspect Battery System

  • Use a multimeter to check the voltage of the 12V battery; it should read around 12.6 volts when fully charged.
  • If the voltage is low, replace the 12V battery.
  • Inspect the high-voltage battery for any signs of damage or malfunction.

4. Examine Connections

  • Check all connections related to the battery, including high-voltage connectors, for tightness and corrosion.
  • Clean any corroded connections with a wire brush and apply dielectric grease.

5. Test Drive and Monitor

  • Reconnect the 12V battery terminal and ensure all systems are operational.
  • Conduct a test drive to monitor for any stalling incidents.
  • Use the Tesla app to check for any new error codes after the test drive.

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

  • Tesla diagnostic tool
  • Multimeter
  • Wire brush
  • Torque wrench

Parts Required

  • 12V battery
  • High-voltage connector seals

Additional Information

Component

Electrical

Repair Time

1-3 hours

Difficulty

medium

Severity

critical

Tools

4 items

Parts

2 items

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