how to troubleshoot the no remote start feature on my Tesla Model S Original (2012-2020)

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

509 words

Problem Statement

Learn how to troubleshoot the remote start feature on Tesla Model S (2012-2020). Step-by-step guide with diagnostic steps 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 and not in gear during troubleshooting.

Symptoms

•Remote start feature fails to activate via mobile app
•Vehicle does not respond to key fob for remote start
•Notifications or error messages displayed on the mobile app
•No sound or lights indicating an attempt to start remotely
•Battery level may not be updating in the app

Diagnostic Steps

1
Verify the vehicle's software version to ensure it is up to date.
2
Check the mobile app settings to confirm remote start is enabled.
3
Ensure the vehicle is connected to Wi-Fi or cellular network.
4
Inspect the key fob battery and replace if necessary.
5
Test the remote start functionality directly at the vehicle using the key fob.
6
Review notifications or alerts within the Tesla app for any relevant messages.

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 mobile app installed
•Small flathead screwdriver

Parts Required

•CR2032 battery

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Diagnostic Steps

1
Verify the vehicle's software version to ensure it is up to date.
2
Check the mobile app settings to confirm remote start is enabled.
3
Ensure the vehicle is connected to Wi-Fi or cellular network.
4
Inspect the key fob battery and replace if necessary.
5
Test the remote start functionality directly at the vehicle using the key fob.
6
Review notifications or alerts within the Tesla app for any relevant messages.

Solution

1. Preparation

Ensure the vehicle is in "Park" and the doors are closed.
Verify that the key fob and mobile device are within range of the vehicle.

2. Update Software

Connect the vehicle to Wi-Fi.
Navigate to "Controls" > "Software" on the touchscreen.
Check for updates and follow prompts to install if available.

3. Adjust Mobile App Settings

Open the Tesla mobile app.
Go to "Settings" and select "Controls."
Ensure that the "Allow Mobile Access" and "Remote Start" features are toggled on.

4. Key Fob Battery Replacement

Use a small flathead screwdriver to gently pry open the key fob.
Remove the old battery and replace it with a new CR2032 battery, ensuring correct polarity.
Reassemble the key fob and test the remote start functionality.

5. Network Connection Check

Confirm that the vehicle is connected to Wi-Fi or cellular data.
If the vehicle is not connected, check the Wi-Fi settings on the touchscreen and reconnect if necessary.

6. Reset the Mobile App

Log out of the Tesla mobile app and close it completely.
Restart the mobile device.
Log back into the Tesla app and check if the remote start feature is operational.