Passat W8 dome lights in a Golf MK4
This guide will instruct you to install the Passat W8 dome lights with red ambient lighting and illuminated buttons in a Golf MK4.

Introduction
Working principle
The W8 lights require one additional wire for the illuminated buttons and ambient lighting. This wire will be connected to the dashboard illumination, an after-market adapter can be used to do this without needing to make other changes to the wiring.
Required parts
- W8 Lights
- W8 Adapter
- Cable harnessing tape
- Insulation tape
Required tools
- Philips head screwdriver
- Trim removal tools
- Soldering iron + solder
Installation
Removing the old lights
- Remove the bulb cover
- Remove the two philips head screws.
- Unclip and remove the light.




Routing the illumination wire
- Pull down the door seal
- Remove the a-pillar trim
- Remove the dashboard end cap
- Route the wire past the A-pillar
- Route the wire to the fusebox





