Volvo S40 Key Fob Battery Replacement Guide (2004 – 2012)

Introduction

Replacing the battery in your Volvo S40 key fob is a simple task that you can do at home. This guide will walk you through the process step-by-step, ensuring your key fob is back in working order in no time.

Tools and Materials Needed

Before you begin, gather the necessary tools and materials:

• CR2032 battery
• Small Phillips head screwdriver (#0)

You can find the CR2032 battery here.

Step-by-Step Battery Replacement

Step 1: Remove the Internal Key

First, locate the switch on the bottom of the key fob. Hold it down and pull out the internal key. This will reveal a small screw inside the key fob.

Step 2: Remove the Screw

Using your #0 Phillips head screwdriver, carefully remove the screw. Be sure to keep this screw safe as you will need it later.

Step 3: Pry Open the Key Fob

Insert the screwdriver into the hole where the screw was removed. Use the screwdriver to gently pry off the back cover of the key fob. It should come off easily.

Step 4: Remove the Old Battery

Gently lift the old CR2032 battery out of the key fob. Dispose of it properly.

Step 5: Insert the New Battery

Take your new CR2032 battery and ensure the positive side (marked with a plus sign) is facing down. Snap the battery into place.

Step 6: Reassemble the Key Fob

Place the back cover of the key fob back on and align it properly. Insert the screw and tighten it with your screwdriver.

Step 7: Replace the Internal Key

Slide the internal key back into its slot. Your key fob should now be fully functional with the new battery installed.

Additional Tips

Here are a few additional tips to ensure a smooth battery replacement process:

• Work on a flat surface to avoid losing small parts.
• Handle the battery with care to avoid damaging it.
• Ensure the positive side of the battery is facing down.

Frequently Asked Questions (FAQ)

How long does the CR2032 battery last?

A CR2032 battery typically lasts 1-2 years, depending on usage.

Can I use a different type of battery?

No, the Volvo S40 key fob specifically requires a CR2032 battery.

What should I do if my key fob still doesn’t work?

If your key fob doesn’t work after replacing the battery, ensure the battery is inserted correctly. If the issue persists, consult your vehicle’s manual or contact a professional.

Where can I buy the CR2032 battery?

You can purchase the CR2032 battery on Amazon.

Conclusion

Replacing the battery in your Volvo S40 key fob is a quick and easy process. With this guide, you can confidently replace the battery and keep your key fob functioning properly. For more information on key fob batteries, visit FobBattery. If you need specific instructions for other Volvo models, check out the Volvo Key Fobs Guide.