why is my Tesla Outback’s remote start not working anymore

Subaru Outback 6th Generation (2020-2024)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

452 words

Problem Statement

Learn how to diagnose and fix the remote start issue in your Tesla Outback. Step-by-step guide with symptoms, diagnostic steps, and solutions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the vehicle's battery before working on electrical systems to avoid shorts.

Symptoms

•Remote start feature fails to activate
•Notifications or error messages on the vehicle's display
•Key fob not responding when attempting to start remotely
•Battery level may be low if remote start was previously functional
•Possible issues with mobile app connectivity

Diagnostic Steps

1
Check the key fob battery and replace it if low.
2
Scan the vehicle's system for error codes using an OBD-II scanner.
3
Verify the vehicle's software is up to date through the Tesla app or vehicle settings.
4
Test the remote start function using the mobile app to rule out key fob issues.
5
Inspect the vehicle's battery voltage to ensure it has enough power to operate remote functions.

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

•OBD-II scanner
•Multimeter
•Small flathead screwdriver

Parts Required

•CR2032 key fob battery

Related Faults

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Diagnostic Steps

1
Check the key fob battery and replace it if low.
2
Scan the vehicle's system for error codes using an OBD-II scanner.
3
Verify the vehicle's software is up to date through the Tesla app or vehicle settings.
4
Test the remote start function using the mobile app to rule out key fob issues.
5
Inspect the vehicle's battery voltage to ensure it has enough power to operate remote functions.

Solution

1. Preparation

Gather necessary tools: OBD-II scanner, multimeter, and a new key fob battery (if needed).
Ensure the vehicle is parked in a well-ventilated area and is turned off.

2. Key Fob Battery Replacement

Open the key fob case using a small flathead screwdriver.
Remove the old battery and insert a new CR2032 battery, ensuring correct polarity.
Reassemble the key fob and test the remote start function.

3. Software Update

Connect the vehicle to Wi-Fi or ensure it has a cellular connection.
Navigate to the software update section in the vehicle’s settings.
Follow prompts to download and install any available updates.

4. Electrical System Check

Use a multimeter to check the vehicle's battery voltage; it should be above 12.4 volts.
If low, charge the battery or replace it if necessary.
Inspect battery terminals for corrosion or loose connections.

5. Resetting the System

Disconnect the vehicle's battery for 10 minutes to reset the electrical system.
Reconnect the battery and check if the remote start function is restored.