why does my Tesla Model S Plaid/Refresh (2021-present) shake when I accelerate

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

522 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 shaking during acceleration in Tesla Model S Plaid. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Suspension

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is on a flat surface and secured with jack stands before working underneath.
•Wear safety glasses and gloves when handling tires and suspension components.

Symptoms

•Vibration or shaking felt through the steering wheel
•Increased noise during acceleration
•Uneven tire wear
•Vehicle pulling to one side
•Sudden loss of power or torque

Diagnostic Steps

1
Inspect all four tires for uneven wear and proper inflation.
2
Check the wheel balance and alignment using a wheel balancing machine.
3
Perform a visual inspection of the suspension components for any signs of damage or wear.
4
Scan the vehicle for any fault codes using the Tesla diagnostic tool.
5
Test drive the vehicle to replicate the shaking and note the speed and conditions when it occurs.
6
Inspect the motor mounts and drivetrain components for play or damage.

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

•Tire pressure gauge
•Tread depth gauge
•Jack and jack stands
•Wheel balancing machine
•Alignment machine
•Torque wrench

Parts Required

•Tires (if replacement is necessary)
•Suspension components (if worn)
•Wheel weights (for balancing)

Related Faults

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Diagnostic Steps

1
Inspect all four tires for uneven wear and proper inflation.
2
Check the wheel balance and alignment using a wheel balancing machine.
3
Perform a visual inspection of the suspension components for any signs of damage or wear.
4
Scan the vehicle for any fault codes using the Tesla diagnostic tool.
5
Test drive the vehicle to replicate the shaking and note the speed and conditions when it occurs.
6
Inspect the motor mounts and drivetrain components for play or damage.

Solution

1. Tire Inspection and Maintenance

1.1 Check tire pressure: Ensure all tires are inflated to the manufacturer's recommended specifications.
1.2 Inspect tread depth: Use a tread depth gauge to check for uneven wear.
1.3 Rotate tires if necessary: Follow the manufacturer's recommended tire rotation schedule.

2. Wheel Alignment and Balancing

2.1 Remove the wheels: Use a jack to lift the vehicle and securely support it with jack stands.
2.2 Balance wheels: Mount the wheels on a wheel balancing machine and adjust weights as needed.
2.3 Align wheels: Use an alignment machine to adjust the angles of the wheels according to factory specifications.

3. Suspension Inspection

3.1 Check for worn components: Inspect control arms, bushings, and ball joints for wear or damage.
3.2 Replace damaged parts: If any components are found to be worn, replace them with OEM parts.
3.3 Tighten loose components: Ensure all suspension bolts are torqued to the manufacturer's specifications.

4. Drivetrain Inspection

4.1 Inspect motor mounts: Check for cracks or excessive wear; replace if necessary.
4.2 Examine driveshaft and axles: Look for any signs of damage or abnormal wear.
4.3 Test drive after repairs: Ensure the vehicle accelerates smoothly without vibrations.