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Home/Cars/Tesla/Model S/Plaid/Refresh (2021-present)/my Tesla Model S has delayed engagement when shifting what’s wrong

my Tesla Model S has delayed engagement when shifting what’s wrong

Tesla Model S Plaid/Refresh (2021-present)

Severity: highDifficulty: medium2-4 hours
3 min read
475 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 delayed engagement issues in Tesla Model S transmission. Step-by-step guide with diagnostic procedures and repair instructions.

Component
Transmission
Repair Time
2-4 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems.
  • ⚠Allow the vehicle to cool before performing maintenance on the drivetrain components.

Symptoms

  • •Noticeable delay when shifting from Park to Drive or Reverse
  • •Jerking or hesitation during acceleration
  • •Unusual noises from the drivetrain during engagement
  • •"Gear not engaged" warning message on the display
  • •Reduced responsiveness to throttle input

Diagnostic Steps

  1. 1Inspect software updates to ensure the vehicle's firmware is current.
  2. 2Use a Tesla diagnostic tool to check for any error codes related to the transmission.
  3. 3Verify battery state of charge and performance metrics, as low battery performance can impact shifting.
  4. 4Check the vehicle's drive unit coolant levels and inspect for leaks.
  5. 5Examine the transmission fluid condition if applicable (for older models with a dual motor).
  6. 6Test the motor mounts for signs of wear or damage.

Solution

Solution

1. Preparation

  • Gather necessary tools and parts.
  • Disconnect the vehicle from any power source and allow it to cool down.

2. Update Software

  • Connect the vehicle to Wi-Fi.
  • Navigate to the settings menu and check for software updates.
  • Follow the prompts to install any available updates.

3. Inspect Drive Unit and Components

  • Remove the undercarriage shield to access the drive unit.
  • Inspect the drive unit for any visible damage or leaks.
  • Check wiring harnesses for corrosion or loose connections.

4. Check Transmission Fluid (if applicable)

  • Locate the transmission fluid reservoir.
  • Remove the fluid dipstick and check the fluid level and condition.
  • If fluid is low or appears dark, drain and replace with manufacturer-recommended fluid.

5. Replace Worn Components (if applicable)

  • If motor mounts are found to be damaged, remove the affected mounts using a socket set.
  • Replace with new mounts and torque to manufacturer specifications.

6. Reassemble and Test

  • Reinstall the undercarriage shield.
  • Reconnect the vehicle to the power source.
  • Conduct a test drive to ensure shifting is smooth and responsive.

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
  • Socket set
  • Torque wrench
  • Fluid pump (for transmission fluid if applicable)

Parts Required

  • Transmission fluid (if applicable)
  • Motor mounts (if needed)

Additional Information

Component

Transmission

Repair Time

2-4 hours

Difficulty

medium

Severity

high

Tools

4 items

Parts

2 items

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