how to solve Tesla Model S Plaid/Refresh (2021-present) remote start issues

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

531 words

Problem Statement

Learn how to diagnose and fix remote start issues in Tesla Model S Plaid (2021-present). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is powered down and locked before working on electrical systems.
•Be cautious when handling the 12V battery, as it can store a significant charge.

Symptoms

•Remote start command not initiating the vehicle
•App shows 'remote start unavailable' message
•Vehicle fails to respond to climate control adjustments via the app
•Notifications of low battery status in the app
•Inconsistent connectivity with the Tesla app

Diagnostic Steps

1
Ensure the vehicle is within cellular coverage and has a strong signal.
2
Check the Tesla app for any available updates and install them if necessary.
3
Verify that the vehicle's software is up to date by checking the settings menu in the car.
4
Inspect the 12V battery health using the app or through the vehicle’s diagnostics menu.
5
Restart the Tesla app on your smartphone to refresh the connection.
6
Check for any alerts or notifications in the vehicle’s display that may indicate an issue.

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

•Multimeter
•Charging equipment for 12V battery

Parts Required

•Replacement 12V battery

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Ensure the vehicle is within cellular coverage and has a strong signal.
2
Check the Tesla app for any available updates and install them if necessary.
3
Verify that the vehicle's software is up to date by checking the settings menu in the car.
4
Inspect the 12V battery health using the app or through the vehicle’s diagnostics menu.
5
Restart the Tesla app on your smartphone to refresh the connection.
6
Check for any alerts or notifications in the vehicle’s display that may indicate an issue.

Solution

1. Preparation

Gather tools and parts needed.
Ensure the vehicle is parked in a safe location.
Make sure the vehicle is locked and secured before proceeding.

2. Check Connectivity

Confirm that the vehicle is connected to the internet via Wi-Fi or LTE.
If necessary, reset the vehicle's connectivity by going to the settings menu and toggling the Wi-Fi or cellular settings off and on.

3. Assess 12V Battery

If the 12V battery is low:
1. Open the front trunk (frunk) and locate the 12V battery.
2. Use a multimeter to check voltage; it should be around 12.6V when fully charged.
3. If voltage is low, charge or replace the 12V battery (typically a Group 24 or equivalent).

4. Software Update

If the vehicle's software is outdated:
1. Connect the vehicle to a strong Wi-Fi network.
2. Navigate to the software update section in the Settings menu.
3. Follow the prompts to download and install any available updates.

5. Reboot Vehicle Systems

Perform a soft reboot of the vehicle:
1. Press and hold both scroll wheels on the steering wheel until the touchscreen turns off and restarts.
2. Wait for the vehicle systems to reboot completely.