Lost All Keys to your BMW? This can be resolved by sending us the parts mentioned below, done in batches. Please email us for the next batch date. BMW EWS (Elektronische Wegfahr Sperre) electronic immobilizer on it´s CAN-bus system.The immobilizer system is built into the ECU unit and/or immobilizer ignition ring antenna ( shown below, so we will need the ECU and the antenna in order to make the keys work. Please send the following (1) ECU( example photo) (1) Key ring below ( example photo shown) (1) Copy of your driver's license (1) Copy of the motorcycle registration (1) $299 programming dash to 2 chipped keys (2)$50 for two keys (chipped uncut keys). Optional Service: Include your master ignition key switch lock, and the tech should be able to decode and cut your keys. This is an additional $140 or a locksmith can cut them for you at your location