Are you looking for an easy way to connect auxiliary lights or an LED bar to your Cupra Tavascan from 2024-? Here you will find an incredibly convenient auxiliary light connection, XBB Dongle and XBB PowerUnit from Swedish XBB. This wireless auxiliary light relay is an innovative and super safe solution where communication between the relay and the car's high beam signal occurs completely wirelessly via Bluetooth.
- Wireless installation – No cable routing through the firewall
- Quick assembly – done in about 15 minutes
- No damage to the electrical system – do not cut any original cables
XBB Dongle and PowerUnit auxiliary light connection for Cupra Tavascan
With XBB Dongle and PowerUnit for Cupra Tavascan, installation time is down to about 15 minutes. You avoid time-consuming searching for Canbus cables and do not need to run any cables through the firewall into the engine compartment. The transmitter unit (Dongle) is mounted in the car's OBDII socket and communicates wirelessly with the receiver relay (PowerUnit).
The kit is complete (except for the auxiliary lights/LED bar themselves) and consists of:
- OBD-II transmitter (XBB Dongle)
- Receiver relay (XBB PowerUnit)
- Cabling for 1, 3 or 4 DT outputs depending on choice.
Installation of XBB Dongle and PowerUnit for Cupra Tavascan
Before installation: Download the free app XBB Configurator via the links below:
- Mount the transmitter unit (XBB Dongle) in the vehicle's diagnostic socket (OBDII), usually under the steering wheel.
- Mount the relay wiring at the battery or fuse box. The XBB PowerUnit is inserted into the relay holder.
- Pull and connect the DT connector to the LED bar/auxiliary lights.
- Start the XBB Configurator app, which will guide you to pair the units.
- Done!
For more detailed instructions and vehicle-specific settings, see XBB's official quick guide for installation.
Functions and outputs on XBB PowerUnit
The receiver relay (PowerUnit) is equipped with two smart, programmable outputs that allow you to avoid damaging the car's electrical system thanks to the wireless Bluetooth transmission:
- Output No. 1 (Max 15A / 180W at 12V): Intended for easy connection of your auxiliary lights or your LED bar.
- Output No. 2 (Max 5A / 60W at 12V): Optional output that is perfect for controlling position lights, styling lights, or reverse lights.
With XBB Dongle and PowerUnit auxiliary light connection for Cupra Tavascan, you get a guaranteed safe, easy, and professional installation without complicated cable splicing.
Technical specification
Operating voltage
9-36V
Physical outputs
1x 15A, 1x 5A
Max load (With 1 output cabling)
Max 13A / 156W (at 12V)
Max load (With 3 output cabling)
Max 39A / 468W (at 12V)
Max load (With 4 output cabling)
Max 52A / 624W (at 12V)
Order your XBB Dongle and PowerUnit for Cupra Tavascan today and experience how easy, safe, and fast it can be to get professional lighting on the road!