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Home/Cars/Tesla/Model S/Plaid/Refresh (2021-present)/my Tesla Model S Plaid/Refresh (2021-present) transmission slips when accelerating what's wrong

my Tesla Model S Plaid/Refresh (2021-present) transmission slips when accelerating what's wrong

Tesla Model S Plaid/Refresh (2021-present)

Severity: highDifficulty: medium1-2 hours
3 min read
438 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 transmission slip issues in Tesla Model S Plaid (2021-present). Step-by-step guide with diagnostic procedures and repair instructions.

Component
Transmission
Repair Time
1-2 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems to avoid shock or short circuits.

Symptoms

  • •Transmission slip felt as a loss of power during acceleration
  • •Sudden increase in RPMs without corresponding vehicle speed increase
  • •Inconsistent acceleration response
  • •Potential warning messages on the dashboard
  • •Unusual noise from the drivetrain during acceleration

Diagnostic Steps

  1. 1Connect an OBD-II scanner to retrieve any error codes related to the transmission or powertrain.
  2. 2Check for software updates through the Tesla interface to ensure the vehicle's firmware is current.
  3. 3Inspect the vehicle’s traction control settings and ensure they are configured correctly.
  4. 4Conduct a visual inspection of the drive unit for any signs of fluid leaks or physical damage.
  5. 5Review vehicle logs for any anomalies in energy consumption or power output during acceleration.

Solution

Solution

1. Preparation

  • Tools Required: OBD-II scanner, laptop/tablet for software updates, basic hand tools.
  • Make sure the vehicle is parked on a level surface and set to "Park."
  • Disconnect the battery for safety before proceeding with any electrical work.

2. Update Software

  • Sub-steps:
    1. Navigate to the "Software" menu on the touchscreen.
    2. Check for available updates and initiate download if prompted.
    3. Allow the vehicle to update and restart as needed.

3. Inspect and Reseat Electrical Connections

  • Sub-steps:
    1. Locate the drive unit connections under the vehicle.
    2. Carefully unclip and reseat any electrical connectors to ensure good contact.
    3. Inspect for corrosion or damage on connectors and wiring, and replace if necessary.

4. Perform Diagnostic Reset

  • Sub-steps:
    1. Power off the vehicle completely.
    2. Wait for at least 10 minutes before restarting.
    3. Monitor the vehicle for any improvement in acceleration behavior.

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
  • Laptop/tablet for software updates
  • Basic hand tools

Parts Required

  • Electrical connectors (if damaged)
  • Drive unit fluid (if a leak is detected)

Additional Information

Component

Transmission

Repair Time

1-2 hours

Difficulty

medium

Severity

high

Tools

3 items

Parts

2 items

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