Nissan Key Fob Battery Replacement
What a Nissan key fob takes, how to open it, and the four-step replacement.
Most modern Nissan smart keys use a CR2032 3V lithium coin cell; older two-button keys and a few models take the thinner CR2025. The year and trim decide — the stamped number on the old cell decides for certain.
Common batteries for this brand
Model year and trim vary — always match the stamped number on your old battery.
FAQ
Which battery does a Nissan key fob take?
CR2032 for most smart keys after ~2014; some older keys use CR2025. Check the stamped number.
How do I open a Nissan key fob?
Press the release to remove the key blade, then split the shell halves at the seam with a flat tool.
How long does a Nissan key battery last?
Two to three years — earlier if the fob broadcasts continuously.
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