why does my Tesla Model 3 Original (2017-2023) shake when I accelerate

Tesla Model 3 Highland (2024-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

476 words

Problem Statement

Learn how to diagnose and fix shaking during acceleration in Tesla Model 3 (2017-2023). 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

•Always wear safety goggles and gloves when working on vehicles.
•Ensure the vehicle is securely raised before working underneath it.

Symptoms

•Vibration felt through the steering wheel
•Shaking in the seat or cabin area
•Increased noise during acceleration
•Possible loss of power during acceleration
•Uneven tire wear observed

Diagnostic Steps

1
Inspect tire pressure and condition for abnormalities.
2
Perform a visual inspection of suspension components for damage or wear.
3
Check wheel alignment using alignment equipment.
4
Scan for error codes using Tesla diagnostics or OBD-II scanner if applicable.
5
Inspect driveshaft and motor mounts for any signs of wear or damage.
6
Test drive the vehicle to replicate the shaking and determine specific speed thresholds.

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
•Jack and jack stands
•Wheel alignment equipment
•Basic socket set
•Torque wrench
•OBD-II scanner

Parts Required

•Replacement tires (if worn)
•Suspension components (if damaged)
•Motor mounts (if worn)

Related Faults

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Diagnostic Steps

1
Inspect tire pressure and condition for abnormalities.
2
Perform a visual inspection of suspension components for damage or wear.
3
Check wheel alignment using alignment equipment.
4
Scan for error codes using Tesla diagnostics or OBD-II scanner if applicable.
5
Inspect driveshaft and motor mounts for any signs of wear or damage.
6
Test drive the vehicle to replicate the shaking and determine specific speed thresholds.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a flat surface and engage the parking brake.
Disconnect the battery if working on electrical components.

2. Inspect and Adjust Tire Pressure

Sub-steps:
1. Use a tire pressure gauge to check the pressure of all four tires.
2. Inflate tires to the recommended PSI as indicated on the sticker inside the driver’s door frame.

3. Inspect Suspension Components

Sub-steps:
1. Raise the vehicle using a jack and secure it on jack stands.
2. Visually inspect control arms, bushings, and struts for any signs of wear or damage.
3. Replace any damaged components using appropriate tools.

4. Perform Wheel Alignment

Sub-steps:
1. Use alignment equipment to measure the wheel angles.
2. Adjust the angles to meet manufacturer specifications.
3. Tighten all bolts to the specified torque values (typically around 80-100 ft-lbs for suspension components).

5. Inspect Driveshaft and Motor Mounts

Sub-steps:
1. Visually inspect the driveshaft for signs of damage or imbalances.
2. Check motor mounts for cracks or excessive wear.
3. Replace any worn mounts with new ones, tightening to manufacturer specifications.