User blog comment:KaharZamet/Star Wars Rebels Premiere Review/@comment-2000765-20141004150532

''Why didn't Kanan pick up his lightsaber earlier? I mean, the only thing it could do is help his team. He's already wanted by the Empire for treason so it would change nothing if he revealed he was a Jedi.''

To be fair, the Empire pays much more attention and deals much more harshly with surviving Jedi than they do with common vandals. Kallus never thought of contacting the Inquisitor until he learned that Kanan was a Jedi.