A8 2018-2021

Audi

Installation Instructions:

In the back seat, reach in between the headliner and the high mount brake light. Slide the brake light toward the back to remove. The wires will be in the purple two-pin plug on the light.

Additional Information:

Take special care to not crease the headliner.

  • Positive Wire:

    Black/Blue

  • Ground Wire

    Brown

About wire colors:

In the event a wire has two colors listed, the first color is the base wire color. The second color is the tracer. For example, if the positive wire color is listed as "black/red." This means the wire is black with a red stripe.

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TROUBLESHOOT

Are you having issues with installation? Check out our troubleshooting guide for common errors associated with the installation of Brake Plus modules.

ERRORS?

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Troubleshooting Guide

Having issues? This guide can help you solve common issues with installation.

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