To deactivate it you have to look for the engine blocking that can be connected to the starting or lighting system or the fuel feed system once you find it apart to disconnect the alarm feed and where the reliever is connected if it is 5 contacts you have to look for one 4 normally closed by k the 5 legs is the K has two contacts which one connects to the horn and the engine is closed Of your help for k Asino you will have to change the complete alrma system in a specialisted 地方