Editing Electronic control unit (section)

==Modifications==
Some people may wish to modify their ECU so as to be able to add or change functionality. However modern ECUs come equipped with protection locks to prevent users from modifying the circuit or exchange chips. The protection locks are a form of [[digital rights management]] (DRM), the circumventing of which is illegal in certain jurisdictions. In the [[United States]] for example, the [[Digital Millennium Copyright Act|DMCA]] criminalizes circumvention of DRM,<ref>{{cite magazine| url=https://www.wired.com/2015/01/let-us-hack-our-cars/| title= Circumventing ECU protection being illegal| magazine= Wired| date= 2015-01-23}}</ref> though an exemption does apply that allows the owner of a motorized land vehicle circumvention if it is required to allow diagnosis, repair or lawful modification (ie. that does not violate applicable law such as emissions regulations).<ref>{{cite web| url=https://www.federalregister.gov/d/2015-27212/p-173| title=Federal Register| date=2015-10-28}}</ref>