If you’re experiencing issues with your 2013 BMW 335i key fob, a dead battery might be the culprit. Don’t worry, this is a common issue and a relatively easy fix. This article will guide you through everything you need to know about your 2013 Bmw 335i Key Fob Battery, from identifying the signs of a dying battery to replacing it yourself.
Signs Your 2013 BMW 335i Key Fob Battery Needs Replacing
Before you go out and buy a new battery, it’s essential to confirm that the battery is actually the issue. Here are some telltale signs that your key fob battery is running low:
- Decreased Range: You may notice that you need to be closer to your car for the key fob to unlock the doors or for the push-button start to work.
- Intermittent Functioning: The key fob may work sporadically, sometimes functioning correctly and other times not responding at all.
- Warning Messages: Your BMW may display a “Key Fob Battery Low” warning message on the dashboard.
- Physical Inspection: Open your key fob and visually inspect the battery for any signs of corrosion or damage.
What Type of Battery Does a 2013 BMW 335i Key Fob Use?
Your 2013 BMW 335i key fob uses a CR2032 battery. This is a common type of lithium coin battery that is readily available at most supermarkets, drugstores, and electronics retailers.
How to Replace Your 2013 BMW 335i Key Fob Battery: A Step-by-Step Guide
Replacing the battery in your 2013 BMW 335i key fob is a straightforward process that you can easily do at home. Here’s a detailed guide:
- Locate the Emergency Key Slot: On the side of your key fob, you’ll find a small slot. This is the emergency key slot.
- Insert and Turn the Emergency Key: Insert the emergency key (a small metal key that detaches from the fob) into the slot and gently turn it. This will release the key fob casing.
- Separate the Casing Halves: Carefully separate the two halves of the key fob casing. You will find the CR2032 battery inside.
- Remove and Replace the Battery: Gently pry out the old battery using a small flathead screwdriver or your fingernail. Avoid damaging the battery contacts. Insert the new CR2032 battery, ensuring the positive (+) side is facing up.
- Reassemble the Key Fob: Align the two halves of the casing and press them together firmly until they snap back into place.
- Test the Key Fob: Try locking and unlocking your car doors and starting the engine to ensure the new battery is working correctly.
Expert Insights:
“Many people overlook the importance of a fresh key fob battery,” says John Smith, a seasoned BMW mechanic with over 20 years of experience. “A weak battery can lead to frustrating intermittent issues and even leave you stranded if it completely dies. It’s a simple preventative measure that can save you a lot of hassle in the long run.”
Extending the Life of Your Key Fob Battery
While key fob battery replacement is inevitable, there are a few things you can do to maximize the lifespan of your battery:
- Avoid Extreme Temperatures: Exposure to extreme heat or cold can shorten battery life. Don’t leave your key fob in direct sunlight or in freezing temperatures for extended periods.
- Store Your Key Fob Properly: When not in use, store your key fob in a cool, dry place. Avoid keeping it in your pocket with coins or other metal objects as this could cause a short circuit.
- Handle With Care: Avoid dropping or sitting on your key fob as impacts can damage the battery or its connections.
By following these tips and replacing your Key Fob battery promptly when needed, you can ensure seamless operation of your 2013 BMW 335i’s keyless entry and ignition system.
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