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How to Replace the Key Battery on a Nissan Altima

Model: Nissan Altima L31 - Years 2002-2006
Part: Key

Often, issues with the key for your Nissan Altima can simply be caused by a completely dead battery. Consequently, these problems can be resolved in just a few minutes and at a very low cost. Just follow the tips below. First, get a common coin. Then, insert it into the slot at the top of the cover and open it by applying slight force. At this point, simply replace the old button cell battery with a new one. Finally, reassemble the cover correctly, and you're done.

Updated on 16 June 2026 by ScegliAuto

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