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How to Replace the Key Fob Battery on an Infiniti QX30

Model: Infiniti Q30 MK 1 - Years 2015-2019
Part: Key

In this tutorial, you will see how to replace the battery in the key fob of the Infiniti QX30, a very simple and quick operation. For this, you will need a small flat screwdriver and a replacement CR2025 3V battery. First, press the button located on the lower edge and extract the metal emergency key, then lever in the indicated slot and unlock the rear cover. Once done, you can remove the old battery, insert the replacement ensuring the polarity is correct, and reassemble everything.

Updated on 29 June 2026 by ScegliAuto

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