1995 BMW 525i. Car will not start or turn over. Have lights battery is strong, replaced starter, starter was tested, and worked. When ignition is turned dash lights up but starter does not engage. Have antitheft code entered when battery was disconnected to install starter, had new non chip key made because chip key would not unlock car door. When starting car use chip key nar ifgnition and start with non chip key. Was aorking fine for 2 months. Now will not start.