my Tesla Model S Plaid/Refresh (2021-present) doesn't respond to the key fob how to fix it

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

30 minutes

Time

medium

Difficulty

medium

Severity

3 min read

450 words

Problem Statement

Learn how to fix key fob not responding issue in Tesla Model S Plaid. Step-by-step guide with diagnostic steps and battery replacement instructions.

Affected Component

Electrical

Estimated Time

30 minutes

⚠️ Safety Warnings

Important safety information - read before proceeding

•Handle the key fob carefully to avoid damaging internal components.

Symptoms

•Key fob not functioning to unlock the doors
•Vehicle not responding to key fob commands
•Check key fob battery warning on the vehicle display
•Inability to start the vehicle with the key fob
•Intermittent connectivity with the key fob

Diagnostic Steps

1
Inspect the key fob battery for corrosion or damage.
2
Replace the key fob battery with a new CR2032 battery.
3
Check the vehicle's software version for updates.
4
Use the Tesla app to attempt to unlock the vehicle remotely.
5
Confirm that the key fob is within range of the vehicle.
6
Test the key fob using another known working fob (if available).

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

Parts Required

•CR2032 battery (new)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Inspect the key fob battery for corrosion or damage.
2
Replace the key fob battery with a new CR2032 battery.
3
Check the vehicle's software version for updates.
4
Use the Tesla app to attempt to unlock the vehicle remotely.
5
Confirm that the key fob is within range of the vehicle.
6
Test the key fob using another known working fob (if available).

Solution

1. Preparation

Gather tools and materials: CR2032 battery, small flathead screwdriver, and a clean workspace.
Ensure the vehicle is parked in a safe area.

2. Replace Key Fob Battery

Open the Key Fob:
- Use a small flathead screwdriver to gently pry open the key fob casing at the seam.
Remove Old Battery:
- Carefully take out the old CR2032 battery, noting the orientation (positive side facing up).
Install New Battery:
- Insert the new CR2032 battery in the same orientation as the old one.
Reassemble Key Fob:
- Align the two halves of the key fob and press them together until they click into place.

3. Re-synchronize the Key Fob (if necessary)

Enter the Vehicle:
- Sit in the driver’s seat with the key fob.
Turn on the Vehicle:
- Press the brake pedal to power on the vehicle.
Go to Controls:
- Tap on 'Controls' > 'Locks' on the touchscreen.
Add Key Fob:
- Follow the prompts to add or re-synchronize the key fob.