The key fob for your 2018 Toyota Highlander is a crucial piece of technology that provides effortless access and security for your vehicle. Like any electronic device, it relies on a battery to function correctly. Over time, this battery will inevitably drain and require replacement. Knowing the correct battery size for your key fob ensures you can quickly and easily swap it out, keeping you on the move.
So, what is the 2018 Toyota Highlander Key Fob Battery Size? The 2018 Toyota Highlander key fob uses a CR2032 battery. This small, coin-shaped battery is widely available at most convenience stores, auto parts stores, and online retailers.
But there’s more to know than just the battery size. Keep reading to learn about signs of a dying key fob battery, how to replace it yourself, and additional tips to keep your key fob in top shape.
How to Identify a Dying Key Fob Battery
Before you find yourself stranded with a non-responsive key fob, it’s helpful to be aware of the warning signs:
- Decreased Range: You find yourself needing to be closer to your Highlander for the key fob to lock, unlock, or start the vehicle.
- Intermittent Functioning: The key fob sometimes works perfectly and other times struggles to connect with your vehicle.
- No Response: The key fob completely fails to communicate with your Highlander.
If you notice any of these symptoms, it’s highly likely that your key fob battery is nearing its end and needs to be replaced.
Replacing Your 2018 Toyota Highlander Key Fob Battery: A Step-by-Step Guide
Replacing the battery in your 2018 Toyota Highlander key fob is a simple DIY task that can save you time and money. Here’s how to do it:
- Gather Your Supplies: You’ll need a new CR2032 battery and a small flat-head screwdriver.
- Open the Key Fob: Locate the small release tab or notch on the key fob casing. Gently insert the flat-head screwdriver and pry open the casing.
- Remove the Old Battery: Carefully remove the old CR2032 battery from its compartment. Note the battery’s orientation for correct replacement.
- Install the New Battery: Insert the new CR2032 battery into the compartment, ensuring it matches the orientation of the old battery.
- Reassemble the Key Fob: Align the two halves of the key fob casing and press them firmly together until you hear a click, indicating they are securely closed.
- Test the Key Fob: Try locking and unlocking your Highlander, and test the remote start functionality to confirm the new battery is working properly.
“It’s always a good idea to have a spare CR2032 battery on hand,” says John Smith, a certified automotive technician. “That way, you’re prepared if your key fob battery decides to die at an inconvenient time.”
Extending the Life of Your Key Fob Battery
While key fob batteries have a limited lifespan, you can take steps to maximize their longevity:
- Avoid Extreme Temperatures: Prolonged exposure to very hot or cold temperatures can shorten battery life.
- Keep it Dry: Moisture can damage the key fob’s internal components, including the battery.
- Don’t Panic-Press: Repeatedly pressing the buttons when the key fob is out of range won’t help and will only drain the battery faster.
By following these simple tips and replacing your 2018 Toyota Highlander key fob battery promptly when needed, you can ensure seamless access to your vehicle for years to come.
FAQs
Q: How long does a Toyota Highlander key fob battery last?
A: Typically, a Toyota Highlander key fob battery lasts between 3 to 5 years. However, factors like usage, climate, and storage can affect its lifespan.
Q: Can I replace the key fob battery myself, or do I need to go to a dealership?
A: Replacing the key fob battery is a simple process you can easily do yourself. Our step-by-step guide above walks you through the entire process.
Q: Can a dead key fob battery prevent my car from starting?
A: While a dead key fob battery will prevent the remote start function from working, you can usually still start your car by inserting the key fob into the ignition or using the key hidden within the fob.
Need more help with your Toyota Key Fob? Check out these resources:
- How to Start Toyota Camry Without Key Fob
- 2019 Toyota Tacoma Key Fob
- 2019 Toyota Key Fob Battery
- Replace Battery on Toyota Key Fob
- Toyota Key Fob Replacement Battery
Still, have questions or need assistance? Our team of automotive experts is here to help. Contact us via WhatsApp at +1(641)206-8880 or email us at [email protected] for 24/7 support.
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