my Tesla Model S Original (2012-2020) remote start isn't working, what can I do

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

2 min read

399 words

Problem Statement

Learn how to troubleshoot and fix the remote start issue on your 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 "Park" before performing any procedures involving the touchscreen or settings adjustments.

Symptoms

•Remote start feature is unresponsive
•Key fob not recognized or functioning
•Mobile app not connecting to the vehicle
•"Remote Start Unavailable" message displayed on the dashboard
•Battery drain or low battery warning

Diagnostic Steps

1
Check the battery level of the key fob and replace if necessary.
2
Ensure that the Tesla mobile app is updated to the latest version.
3
Verify the vehicle's software version and check for updates.
4
Confirm that the vehicle is in an area with adequate cellular signal.
5
Inspect the vehicle's power settings to ensure remote start is enabled.
6
Restart the vehicle's touchscreen by holding down the two scroll buttons on the steering wheel until the screen resets.

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

•Small flathead screwdriver
•New CR2032 battery

Parts Required

•CR2032 battery

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Diagnostic Steps

1
Check the battery level of the key fob and replace if necessary.
2
Ensure that the Tesla mobile app is updated to the latest version.
3
Verify the vehicle's software version and check for updates.
4
Confirm that the vehicle is in an area with adequate cellular signal.
5
Inspect the vehicle's power settings to ensure remote start is enabled.
6
Restart the vehicle's touchscreen by holding down the two scroll buttons on the steering wheel until the screen resets.

Solution

1. Key Fob Battery Replacement

Sub-steps:
- Open the key fob using a small flathead screwdriver.
- Replace the old battery (typically a CR2032) with a new one, ensuring correct polarity.
- Reassemble the key fob securely.

2. Software Update

Sub-steps:
- Connect the vehicle to Wi-Fi.
- Access the vehicle's settings menu on the touchscreen.
- Navigate to "Software" and check for updates.
- If an update is available, initiate the update and follow on-screen instructions.

3. Mobile App Troubleshooting

Sub-steps:
- Uninstall and reinstall the Tesla mobile app on your smartphone.
- Log back into your Tesla account and reconnect the app to the vehicle.
- Ensure Bluetooth is enabled on your phone and that it is within range of the vehicle.

4. Vehicle Settings Verification

Sub-steps:
- Access the "Controls" menu on the touchscreen.
- Go to "Settings" and select "Vehicle."
- Ensure that the "Enable Remote Start" option is toggled on.

5. Power Cycle Vehicle

Sub-steps:
- Turn off the vehicle and ensure all doors are closed.
- Wait for at least 10 minutes before turning the vehicle back on to reset systems.

Tools Required:

Small flathead screwdriver
New CR2032 battery (for key fob)

Parts Required:

CR2032 battery (if key fob battery needs replacement)

Estimated Repair Time: 1-2 hours

Safety Warnings:

Ensure the vehicle is in "Park" before performing any procedures involving the touchscreen or settings adjustments.