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How to Replace the Key Battery on a Nissan Altima

Model: Nissan Altima L31 - Years: 2002, 2003, 2004, 2005, 2006
Part: Key

See other generations:
Video tutorial

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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To remove the rear seat of a Hyundai Tucson, follow these steps. Start by moving the front seats to their most forward position to gain space. Next, locate the release lever on the underside of the rear seat, near the floor. Press this lever down while pulling the seat upwards to unlock it from the anchor pins. Once unlocked, tilt the seat upwards and forwards to remove it from its position. Repeat this process for both sides of the rear seat. Be careful of any electrical cables or components that may be connected to the seat during removal. Once the rear seat is removed, the disassembly is complete.

Watch the video!


by ScegliAuto

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