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Replacing the Auxiliary Battery of the Mercedes CLA

Model: Mercedes CLA C117, X117 - Years: 2013, 2014, 2015, 2016, 2017, 2018, 2019
Part: Battery

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Video tutorial

In this brief and simple guide, follow the steps necessary to remove and replace the auxiliary battery of the Mercedes CLA. First, get inside the vehicle and locate the auxiliary battery, which is found on the passenger side floor; then remove the mat and subsequently the plastic cover to access it, as shown in the video.

At this point, disconnect both battery terminals (positive and negative) to remove it from its compartment; then install the new one, ensuring it is the correct type and has the same amperage!


Updated on 8 July 2026 by ScegliAuto


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by ScegliAuto

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