How to Replace the Key Fob Battery in a Nissan NV200

1. Remove the screw marked A from the key fob.
2. Put a small screwdriver into the slit at corner B and twist to separate the upper and lower parts, using a cloth to protect the casing.
3. Replace the old battery with a new one, keeping the + side facing the bottom of the case (C).
4. Avoid touching the internal circuit and electric terminals.
5. Close the lid and install the screw securely.
6. Press the buttons to check that the key fob works.

• Recommended battery: CR1620 or equivalent.
• If the battery is removed for any reason other than replacement, still perform the button operation check.
• Keep the battery and removed parts away from children.

Source: 2021 Nissan NV200 owner's manual, PDF pages 221, 222. Steps are summarized in our own words (AI-assisted, checked against the cited pages 2026-10-18). Other model years can differ; your manual has the final word.