renault laguna 1.9 diesel estate 2006 - fitting a towbar - CORNISHPRINCESS

we have a 2006 renault laguna 1.9 diesel estate and we are trying to fit a witter towbar from an identical car but 2005 on to it, do we need any special connectors to fit it or can we just solder the towbar wiring onto the lights wiring loom...thank you

renault laguna 1.9 diesel estate 2006 - fitting a towbar - elekie&a/c doctor
You can't wire directly into the existing light wiring.You will need a tow bar by-pass relay.about £20.