my Tesla Model 3 Highland (2024-present) remote start feature isn't working, what can I do?

Tesla Model 3 Highland (2024-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

492 words

Problem Statement

Learn how to troubleshoot and fix the remote start issue on your Tesla Model 3 Highland. Step-by-step guide with diagnostic procedures and solutions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is in a safe location before troubleshooting.

Symptoms

•Remote start feature fails to activate
•Notifications or alerts on the Tesla app indicating failure
•No response from the vehicle when attempting to start remotely
•Possible issues with mobile app connectivity
•Check for battery level or charging status notifications

Diagnostic Steps

1
Ensure that the Tesla app is updated to the latest version.
2
Verify that the vehicle is connected to a stable Wi-Fi or cellular network.
3
Check the vehicle's settings to confirm that remote start is enabled.
4
Inspect the key fob battery for low charge or malfunction.
5
Confirm that the vehicle's battery is sufficiently charged for remote operation.
6
Perform a reboot of the vehicle’s touchscreen by holding down both scroll wheels on the steering wheel.

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

•Smartphone with Tesla app

Parts Required

•Key fob battery (CR2032)

Related Faults

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Diagnostic Steps

1
Ensure that the Tesla app is updated to the latest version.
2
Verify that the vehicle is connected to a stable Wi-Fi or cellular network.
3
Check the vehicle's settings to confirm that remote start is enabled.
4
Inspect the key fob battery for low charge or malfunction.
5
Confirm that the vehicle's battery is sufficiently charged for remote operation.
6
Perform a reboot of the vehicle’s touchscreen by holding down both scroll wheels on the steering wheel.

Solution

1. Preparation

Gather necessary tools: smartphone with the Tesla app, access to the vehicle.
Ensure the vehicle is parked in an area with good signal reception for the app.

2. Update the Tesla App

Open the app store on your smartphone (iOS or Android).
Search for "Tesla" and check for updates.
Download and install any available updates.

3. Check Settings for Remote Start

Open the Tesla app and log in to your account.
Navigate to 'Controls' and check under 'Settings' for Remote Start options.
Ensure that remote start is toggled on.

4. Battery Inspection

Remove the key fob cover if applicable.
Replace the key fob battery (typically CR2032) if it is low or dead.
Re-test the remote start function after replacing the battery.

5. Vehicle Battery Check

Access the vehicle and check the battery percentage on the touchscreen.
If the battery is low, connect the vehicle to a charger and allow it to charge for a while before testing the remote start again.

6. Reboot the Vehicle's Touchscreen

With the vehicle in "Park," hold down both scroll wheels on the steering wheel until the screen turns off and then back on.
Check if the remote start feature is now functioning.