--- title: "2012-2017 Toyota Camry Key Fob Battery" description: "The 2012-2017 Toyota Camry key fob takes a CR2032 (smart key); some basic remote-head keys use CR1632. Check the old battery coin cell. How to open the fob without breaking it, and which substitutions actually work." url: "https://whichcarparts.com/cars/toyota/camry/2012-2017/key-fob-battery" updated: "2026-08-20" --- # 2012-2017 Toyota Camry Key Fob Battery Type and Replacement The 2012-2017 Toyota Camry key fob takes a CR2032 (smart key); some basic remote-head keys use CR1632. Check the old battery coin cell. How to open the fob without breaking it, and which substitutions actually work. **Quick answer**: The 2012-2017 Toyota Camry key fob takes a CR2032 (smart key); some basic remote-head keys use CR1632. Check the old battery coin-cell battery, available at any pharmacy, hardware store, or online for a few dollars. ## Replacing the 2012-2017 Toyota Camry key fob battery - Pry the fob open gently at the seam with a small flathead screwdriver or a coin, working around the edge. Many fobs have a hidden release slot near the key ring or emergency-key blade. - Note the battery orientation (usually positive side up) before removing the old cell. - Avoid touching the new battery's faces with bare fingers; skin oils can shorten its life. - If the fob doesn't work after replacement, check that the battery is seated fully and the contacts weren't bent. Most vehicles do not need re-pairing after a battery change. ## Which Toyota Camry model years does this cover? These key fob battery specifications apply to every Toyota Camry built from 2012 through 2017, the XV50 (7th generation), mid-size sedan. Nothing in this specification changes between those model years. - [2012 Camry](https://whichcarparts.com/cars/toyota/camry/2012) - [2013 Camry](https://whichcarparts.com/cars/toyota/camry/2013) - [2014 Camry](https://whichcarparts.com/cars/toyota/camry/2014) - [2015 Camry](https://whichcarparts.com/cars/toyota/camry/2015) - [2016 Camry](https://whichcarparts.com/cars/toyota/camry/2016) - [2017 Camry](https://whichcarparts.com/cars/toyota/camry/2017) ## What changed during the 2012-2017 Toyota Camry | Years | What changed | | --- | --- | | 2012 | Generation launch; hybrid (AVV50) joins the lineup with 43/39 mpg (LE) | | 2014.5 | Mid-year 'SE Sport' package added | | 2015 | Facelift year: revised tire-pressure monitoring system introduced alongside the new sheetmetal and interior | | 2015-2017 | Major facelift: nearly every exterior panel except the roof changed, new interior, stiffer structure/suspension, new XSE trim with 18-in wheels. Mechanical specs (oil, filters, wipers, bulbs) carry over. | | 2016 | Carries over with no significant changes from the 2015 facelift; a Camry Special Edition trim added | ## 2012-2017 Toyota Camry key fob battery: common questions ### What battery does the 2012-2017 Toyota Camry key fob take? A single CR2032 (smart key); some basic remote-head keys use CR1632. Check the old battery coin cell. ### Can you use a CR2032 instead of a CR2025 in a 2012-2017 Toyota Camry key fob? This fob takes a CR2032 (smart key); some basic remote-head keys use CR1632. Check the old battery, so start there. The two cells share a 20 mm diameter but differ in thickness, and the thicker one does not always seat in a housing built for the thinner. ### How do you open a 2012-2017 Toyota Camry key fob? Slide out the mechanical emergency key first, which usually releases a catch, then part the halves with a plastic pry tool or a coin wrapped in tape. A screwdriver will mark the case and can crack the seam. ## Sources - [Toyota technical data, Camry XV50 fluids & capacities (toyota-club.net)](https://toyota-club.net/files/techdata/ttx/camry_50u.htm) - [Toyota parts catalog, 04152-YZZA1 oil filter element (parts.toyota.com)](https://parts.toyota.com/p/Toyota_2017_Camry/Engine-Oil-Filter-Element/69279893/04152YZZA1.html) - [NHTSA TSB library, T-SB-0034-14 torque converter shudder](https://static.nhtsa.gov/odi/tsbs/2014/SB-10060723-2280.pdf) - [TirePressure.org, 2012 Toyota Camry placard pressures](https://tirepressure.org/toyota/camry/2012) - [Toyota Genuine Spark Plug application chart (toyotapartsandservice.com)](https://www.toyotapartsandservice.com/wp-content/uploads/2020/08/09_SparkPlugs2020_hi.pdf) - [fueleconomy.gov, 2012 Camry / Camry Hybrid EPA ratings](https://www.fueleconomy.gov/feg/bymodel/2012_Toyota_Camry.shtml) - [Toyota USA Newsroom, 2015 Camry redesign](https://pressroom.toyota.com/2015-toyota-camry-top-class-redesign/) ## Other Toyota Camry generations - [2025 Toyota Camry key fob battery](https://whichcarparts.com/cars/toyota/camry/2025/key-fob-battery) - [2018-2024 Toyota Camry key fob battery](https://whichcarparts.com/cars/toyota/camry/2018-2024/key-fob-battery) Or [compare all generations](https://whichcarparts.com/cars/toyota/camry/key-fob-battery). ## More for the 2012-2017 Toyota Camry - [Oil & filter](https://whichcarparts.com/cars/toyota/camry/2012-2017/oil) - [Battery](https://whichcarparts.com/cars/toyota/camry/2012-2017/battery) - [Tires & wheels](https://whichcarparts.com/cars/toyota/camry/2012-2017/tires) - [Wiper blades](https://whichcarparts.com/cars/toyota/camry/2012-2017/wipers) - [Air & cabin filters](https://whichcarparts.com/cars/toyota/camry/2012-2017/filters) - [Bulbs](https://whichcarparts.com/cars/toyota/camry/2012-2017/bulbs) - [Brakes](https://whichcarparts.com/cars/toyota/camry/2012-2017/brakes) - [Fluids](https://whichcarparts.com/cars/toyota/camry/2012-2017/fluids) - [Service schedule](https://whichcarparts.com/cars/toyota/camry/2012-2017/service-schedule) - [Problems & reliability](https://whichcarparts.com/cars/toyota/camry/2012-2017/common-problems) - [Oil light reset](https://whichcarparts.com/cars/toyota/camry/2012-2017/oil-reset) - [Specs](https://whichcarparts.com/cars/toyota/camry/2012-2017/specs) Specifications vary with engine option, production date, and market.