how to troubleshoot key fob not working on Tesla Outback 6th Generation (2020-2024)

Subaru Outback 6th Generation (2020-2024)

Error Codes

30-60 minutes

Time

medium

Difficulty

medium

Severity

3 min read

495 words

Problem Statement

Learn how to troubleshoot and fix a non-working key fob for Tesla Outback 2020-2024. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Electrical

Estimated Time

30-60 minutes

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is turned off before working on any electronic components.
•Be cautious when handling the key fob to avoid damaging internal components.

Symptoms

•Key fob not responding to button presses
•Vehicle not unlocking when key fob is near
•Error message displayed on the vehicle's dashboard
•Reduced range of key fob operation
•Key fob battery warning light illuminated

Diagnostic Steps

1
Check the key fob battery level using a multimeter or replace the battery if unsure.
2
Inspect the key fob for physical damage, such as cracks or water exposure.
3
Verify that the vehicle’s software is up to date.
4
Scan the vehicle for any fault codes related to the keyless entry system using an OBD-II scanner.
5
Attempt to reprogram the key fob following the manufacturer’s instructions.
6
Check the vehicle's antenna and receiver systems for obstructions or damage.

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
•Small flat-head screwdriver

Parts Required

•CR2032 battery

Related Faults

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Diagnostic Steps

1
Check the key fob battery level using a multimeter or replace the battery if unsure.
2
Inspect the key fob for physical damage, such as cracks or water exposure.
3
Verify that the vehicle’s software is up to date.
4
Scan the vehicle for any fault codes related to the keyless entry system using an OBD-II scanner.
5
Attempt to reprogram the key fob following the manufacturer’s instructions.
6
Check the vehicle's antenna and receiver systems for obstructions or damage.

Solution

1. Preparation

Gather necessary tools: a small flat-head screwdriver, a replacement battery (usually CR2032), and a multimeter.
Ensure the vehicle is parked safely and the ignition is off.

2. Replace the Key Fob Battery

Use the flat-head screwdriver to gently pry open the key fob casing.
Remove the old battery and check its orientation.
Insert the new battery, ensuring the correct polarity is followed (positive side facing up).
Snap the fob casing back together securely.

3. Reprogram the Key Fob

Sit inside the vehicle with all doors closed and locked.
Insert the key into the ignition and turn it to the "On" position without starting the engine.
Within 10 seconds, press the "Unlock" button on the key fob for 5 seconds, then release.
Turn the ignition off and test the key fob functions.
If reprogramming fails, consult the owner's manual for specific reset instructions for the model.

4. Check Antenna and Receiver

Locate the keyless entry antenna, typically near the windshield or rearview mirror.
Inspect for any obstructions or damage.
Check the wiring connected to the antenna for loose connections or corrosion.
If damage is found, replace the antenna and reconnect it properly.