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20 Best How To Replace Mazda 3 Key Battery of 2023 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best How To Replace Mazda 3 Key Battery of 2023. Check our ranking below.

2,762 Reviews Scanned

Rank No. #1

Key Fob Replacement Batteries for Mazda (2019-2025) 3 6 CX-5 CX-30 CX-9 CX-50 CX-90 CX-3 CX-70 MX-5 Miata (Pack of 2) Smart Remote (Check Fitment Guide)

To confirm compatibility please use the picture guide located in the product images**
Avoid expensive dealer service charges and easily replace your key fob battery yourself - only takes a few minutes - no programming required - easy do-it-yourself guide to changing your key fob battery in the description.
Compatible with 2019-2024 Mazda smart remote (has buttons on the side of the fob) for ✔ CX-5 ✔ CX-30 ✔ Mazda3 ✔ CX-9 ✔ Mazda6 ✔ CX-50 ✔ CX-90 ✔ CX-3 ✔ MX-5 Miata ✔ CX-70 ✔ MX-30 EV
Also compatible with 2001-2011 Mazda Tribute, 1999-2009 Mazda B-Series Truck, and 1998-2002 Mazda 626 (these models are not part of the compatibility guide)
Includes (2) original premium Deluxe CR2032 3V batteries. Does not include actual key fob

Rank No. #2

ZIWLU Key Fob Battery Replacement for Mazda (2009-2020) 3 6 CX-3 CX-5 CX-9 MX-5 Miata Remote Fob Battery CR2025

[Please check the second product image to confirm compatibility]- Installation Videos + Tools Included
[Compatible with Mazda (3 or 4 button) Smart Key Remotes】- Mazda 3 (2010-2018), Mazda 6 (2009-2019), Mazda CX-3 (2016-2020), Mazda CX-5 (2013-2020), Mazda CX-9 (2010-2019), Mazda MX-5 Miata (2009-2019).[Please confirm that your car key uses a CR2025 battery (found on the back of your battery), some key fobs may use a different battery. ( CR1616,CR1620,CR2025 and CR2032)]
[ORIGINAL OEM BATTERY] - Original OEM Battery as Provided by Manufacturer, ensuring seamless compatibility and maximum performance for your fob. (Keyless entry remote fob not included.)
[STABLE VOLTAGE OUTPUT & HIGH PERFORMANCE] - Using high quality core raw materials and precision manufacturing process make battery safer.(Long Lasting with long expiry date.)
[HIGH SAFETY AND EASY INSTALLATION] - Avoid a service appointment for battery replacement, remote reprogramming is not required. Opening/Pry Tool included to help you open the remote without scratching or damaging your remote case.

Rank No. #3

Starter Kit Key Fob Battery Replacement for Mazda (2019-2025) 3 6 CX-5 CX-30 CX-9 CX-50 CX-90 CX-3 CX-70 MX-5 Miata Smart Remote (Check Fitment Guide) 2 Packs CR2032 Batteries

PACKAGE INCLUDED : Two (2) CR2032 Remote Fob Battery and Opening/Pry Tools , Five item bundle (total 5pcs) , PLEASE NOTE: Keyless entry remote fob not included.
GENUINE QUALITY : Original Battery as Provided by Manufacturer , Same batteries as provided by OEM original manufacturer in all (3-4 button) remote head fobs. (Refer to product images to confirm compatibility)
COMPATIBLE: Compatible with Mazda 2019-2024 Mazda smart remote (has buttons on the side of the fob) for Mazda3 ; CX-9 ; Mazda6 ; CX-50 ; CX-90 ; CX-5 ; CX-30 ; CX-3 ; MX-5 Miata ; CX-70 ; MX-30 EV , Also compatible with 2001-2011 Mazda Tribute, 1999-2009 Mazda B-Series Truck, and 1998-2002 Mazda 626
VIDEO INSTALLTION: Step-By-Step Installation Video Included , Detailed instructional video included (via link on product packaging) demonstrating the battery replacement procedure.
EASY INSTALLTION: Avoid a Service Appointment for Battery Replacement , Battery replacement is simple and remote reprogramming is not required. Dual purpose opening tool included to help open the remote (without scratching or damaging your remote case) and to remove the battery.

Rank No. #4

Elite Batteries Key Fob Batteries Replacement for Mazda (2019-2024) 3 6 CX-5 CX-30 CX-9 CX-50 CX-90 CX-3 CX-70 MX-5 Miata Smart Remote - Retail Pack

Elite USA Batteries Replacement are compatible with Mazda smart key fobs; models (has buttons on the side of the fob): for CX-5, CX-30, Mazda3, CX-9, Mazda6, CX-50, CX-90, CX-3, MX-5 Miata, CX-70, MX-30 EV. Also compatible with 2001-2011 Mazda Tribute, 1999-2009 Mazda B-Series Truck, and 1998-2002 Mazda 626.
Fast & Easy Self-Installation: Replace key fob battery in minutes; no programming required. Check the detailed guide below in the description.
Industrial-Strength Batteries: Superior performance and lifespan; compatible with the Mazda car models mentioned below in the description.
More Value: Long-lasting performance for your key fobs, remotes, and more (tons of uses).
Disclaimer: Check fitment guide in images and description to guarantee compatibility with Mazda key fob model. Key fob batteries use by date is: 12/31/2033 (8-year shelf life).

Rank No. #5

Key Fob Replacement Batteries for Mazda CX-5 (13-19), Mazda3 (04-18), Mazda6 (03-18), CX-9 (07-19), MX-5 Miata (01-19), CX-3 (16-20), CX-7 (07-12) Remote Fob (Pack of 2) (Check Fitment Guide)

CONFIRM FIT **To confirm compatibility please use the picture guide located in the product images** This battery will not fit your key fob unless it exactly matches one of the compatible examples provided.
Compatible (excluding if you have a flip key) with ✔ Mazda3 (2004-2018) ✔ Mazda6 (2003-2018) ✔ CX5 (2013-2019) ✔ CX9 (2007-2019) ✔ MX5 Miata (2001-2019) ✔ CX-7 (2007-2012) ✔ CX3 (2016-2020) ✔ Protégé (1999-2003) ✔ MPV (1993-2006) ✔ RX8 (2004-2012) ✔ Millenia (2001-2003)
NOT compatible with any 2021 or newer model Mazda. NOT compatible with Mazda flip key. NOT Compatible with the following models: ✘ 626 ✘ B-Series ✘ CX-30 ✘ CX-50 ✘ CX-70 ✘ CX-90 ✘ Mazda2 ✘ Mazda5 ✘ MX-30
Avoid expensive dealer service charges and easily replace your key fob battery yourself - only takes a few minutes - no programming required - do-it-yourself guide to changing your key fob battery in the description
Includes (2) original premium Deluxe CR2025 3V batteries. Does not include actual key fob

Last update on 2025-07-04 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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FAQ:

Q: How do I replace my key battery?

A: Battery Replacement for a Standard Key Use a flathead screwdriver and pry the two halves of the key/remote apart. Flip the key over and locate the module. Remove it. Remove the old battery. Replace the new battery (make sure to have the + sign facing upwards). Close the battery and make sure the remote works.

Q: Does remote car key have battery in it?

A: Car key remotes typically use CR2025 or CR2032 batteries, although CR1620, CR1632, and others are also used in some applications. Once you know what type of battery is in your remote, you can either check the voltage with a multimeter or just swap out a known good battery since they aren’t that expensive.

Q: Can key fob drain car battery?

A: Leaving key fob in car can drain battery. Key fobs, like this one from a 2016 Volkswagen , can drain the car battery if left in the vehicle for extended time periods.

How To Replace Mazda 3 Key Battery