how to troubleshoot the remote start issue on my Tesla Model 3 Original (2017-2023)

Tesla Model 3 Highland (2024-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

553 words

Problem Statement

Learn how to troubleshoot and fix remote start issues on your Tesla Model 3 (2017-2023). 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 remains stationary during the update process.
•Confirm that the vehicle is not in a confined space to avoid exhaust hazards during remote starting.
•Ensure no driving or critical operations are being performed during the reset.
•Ensure your smartphone is connected to a reliable internet connection.

Symptoms

•Remote start function fails to activate from the mobile app
•No response when pressing the remote start button on the key fob
•Notifications indicating 'Remote Start Unavailable' on the dashboard
•Vehicle does not respond to scheduled start times
•Inability to unlock doors remotely using the app

Diagnostic Steps

1
Ensure the vehicle is in an area with adequate cellular signal for the app to communicate.
2
Check the Tesla mobile app for any updates that may need to be installed.
3
Verify that the vehicle's software is up to date by checking the settings in the car's display.
4
Confirm that the remote start feature is enabled in the car's settings.
5
Check for any error messages or alerts on the vehicle's display that may indicate a fault.
6
Restart the mobile app or uninstall and reinstall it to eliminate potential app issues.

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
•Tesla mobile app
•stable internet connection

Parts Required

•None

Related Faults

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Symptoms

•Remote start function fails to activate from the mobile app

•No response when pressing the remote start button on the key fob

•Notifications indicating 'Remote Start Unavailable' on the dashboard

•Vehicle does not respond to scheduled start times

•Inability to unlock doors remotely using the app

Diagnostic Steps

1
Ensure the vehicle is in an area with adequate cellular signal for the app to communicate.
2
Check the Tesla mobile app for any updates that may need to be installed.
3
Verify that the vehicle's software is up to date by checking the settings in the car's display.
4
Confirm that the remote start feature is enabled in the car's settings.
5
Check for any error messages or alerts on the vehicle's display that may indicate a fault.
6
Restart the mobile app or uninstall and reinstall it to eliminate potential app issues.

Solution

1. Preparation

Gather tools: smartphone, Tesla mobile app, and a stable internet connection.
Ensure the vehicle is parked securely and is not in motion.

2. Update Software

Sub-steps:
1. On the vehicle's touchscreen, navigate to 'Controls' > 'Software'.
2. Check for any available updates and follow prompts to download and install.
Tools Required: None
Safety Warnings: Ensure the vehicle remains stationary during the update process.

3. Enable Remote Start

Sub-steps:
1. Access the vehicle's settings on the touchscreen.
2. Select 'Autopilot' or 'Controls', then locate 'Remote Start'.
3. Ensure the feature is toggled on.
Tools Required: None
Safety Warnings: Confirm that the vehicle is not in a confined space to avoid exhaust hazards during remote starting.

4. Reset the Vehicle’s Systems

Sub-steps:
1. Hold down both scroll wheels on the steering wheel until the screen goes black and the Tesla logo appears.
2. Wait for the system to reboot completely, then check the remote start functionality.
Tools Required: None
Safety Warnings: Ensure no driving or critical operations are being performed during the reset.

5. Verify Mobile App Functionality

Sub-steps:
1. Open the Tesla mobile app and log in to your account.
2. Navigate to the 'Controls' section and attempt to use the remote start feature again.
3. If needed, uninstall the app and reinstall it from the app store.
Tools Required: Smartphone
Safety Warnings: Ensure your smartphone is connected to a reliable internet connection.