As a company that prides itself on its next-generation designs and technology, the Advanced Keyless Entry system is a staple among current Mazda vehicles. With it, you can do many things with just the single press of a button. But what happens when the battery runs out? Check out a step-by-step guide on how to replace the battery in a 2020 Mazda CX-5, courtesy of Bob Baker Mazda. Show What You NeedWhen replacing the Mazda CX-5 key battery, you will need a few items. This includes a CR2025 battery or equivalent to place into the key fob, a tape-wrapped flathead screwdriver or equivalent tool with a softer tip, and a clean space to place your key fob parts to ensure they don’t go missing during the process. Step-By-Step Process
Find Help for Mazda CX-5 Maintenance at Bob Baker MazdaIf you don’t feel comfortable replacing the battery on your own, the process can be done right here at our location in the Carlsbad and San Diego area. Stop in, give us a call, or schedule any other maintenance tasks with us today and let us help you out! Having your Mazda key battery replaced by a qualified service technician is best to avoid damaging your key. How to Replace Mazda Key Fob BatteryLike any battery, the battery in your Mazda’s key fob could go dead, requiring a replacement. But how do you open up the Mazda key fob? Although it is recommended you work with certified technicians at an authorized Mazda dealer to avoid damaging your key fob, it is your car after all, and sometimes you’ll want to handle your own maintenance. That’s why we’re here to show you how to replace the Mazda key fob battery (current for the 2016 model year). What You Will Need:
If you’re unsure if your battery is really dead or at low power, there are a few ways to tell. If the KEY dashboard warning light illuminates in the instrument cluster after the engine is off, if the key fob or its operation indicator light do not work or if the key fob’s operational distance is less than normal, your key’s battery is likely headed the other way. Now, if you have all the needed materials, let’s get started. Changing Mazda Key BatteryBe sure to use your owner’s manual as the best reference and for the most up-to-date procedures for replacing the key battery. These steps are updated for the 2016 model year. Keep in mind that other model years may differ.
[Read more: What to do if you lose your car keys] Again, though you can try figuring out how to replace the Mazda key fob battery yourself, we always recommend working with a qualified Mazda technician to avoid damaging the key. Either way, be sure to consult your owner’s manual before attempting to disassemble the key fob in anyway, or schedule an appointment with our service team online. What kind of battery does Mazda key fob need?A replacement battery on hand (CR2025 battery) Your Mazda key fob. A small flat head screwdriver with the head wrapped in tape to prevent scratches.
Can you change a key fob battery by yourself?Yes, you can. DIY is quick, simple, and cheap. To do this, pry apart the key fob and replace the coin battery inside with a new one.
Do I have to reset my key fob if I change the battery?Typically, you do not need to reprogram the key fob after changing the battery. However, if you've replaced not just the batteries but also some of the internal wiring and electronics, you may need to reprogram it by pairing it with your vehicle once again.
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