W212 (Facelift) Siren Retrofit PDF

A document that provides detailed instructions on retrofitting a siren into a W212 Facelift Mercedes vehicle. The guide covers the necessary parts removal and loosening, including the fender liner and battery, to install an EDW siren unit. Images illustrate the precise steps, with a focus on wiring connections, routing wires, and secure installation practices. The document emphasizes using specific part numbers and provides tips for efficiency in mounting the siren.