A dead battery is the most common reason a Mazda 2’s key fob fails. 1. Dead Battery. The most common reason a key fob isn’t working is that the battery has died and needs to be replaced . Some vehicles will display a warning message that the key fob battery is about to die. Depending on your Mazda 2’s model year, it may or may not warn you. BTW your car is not completely keyless, the drivers side should have a place for a key and your steering column should have a key slot behind a piece of plastic. I also have a 2015 Mazda 3 and the same thing happened to me a few months ago. I replaced the fob batteries as well without success. It ended up being a problem with the car’s If you ever find your Mazda smart key with a dead battery, you can still unlock your car using the key that's placed inside your key fob. You can also use th I purchased a new 2021 Mazda 3 hatchback. And notice that sometimes I get a battery warning light that states draining unless I start the car immediately. I search the web and found a couple reasons: 1. the car needs to sleep In Order to avoid the car battery from draining, the car doors must be locked. Not locking the doors keeps the computers Rpkey Leather Keyless Entry Remote Control Key Fob Cover Case protector For Mazda 3 CX-3 CX-5 CX-7 CX-9 WAZSKE13D01 SKE13D-01 662F-SKE13D01 KDY3-67-5DY. 79. $999. FREE delivery Sat, Nov 4 on $35 of items shipped by Amazon. Rome Tech Car Key Fob CR2025 Batteries Replacement Compatible with Mazda 3 2004-2018, Mazda 6 2003-2018, CX-5 2013-2019, CX-9 2007-2019- CR 2025 Battery for Key Fob - 1-Pack 4.4 out of 5 stars 4 $11.99 $ 11 . 99 Replacing the CR2025 battery in your Mazda key fob is a cinch. All you need is a small flat head or pocket screwdriver, a replacement battery from your local battery store or Mazda Learn how you can unlock and start your Mazda with a smart key, even when the battery is dead.There is a smart key placed inside your Mazda key fob. Once you Mazda 5 transponder flip key is battery operated. Every two years or so, or when the battery is low, you may need to change the key fob battery. Here is all the information you need. The type of battery you need is a CR-1620. The average price for these batteries is about $5. You can order CR-1620 online here. How to replace the key fob battery on Mazda 3, Mazda 6, CX-5, CX-3, MX-5, Miata, CX-7, CX-9 in 6 simple steps. HERE you can find Duracell CR2032 Battery for S3SK.