Could be... I know some radios also responded to the switched ignition signal as well as CAN signal, but I have no idea which.
I remember working on Porsche PCM3 which supported this in the mid 2000s. Jaime On Sun, Oct 1, 2017 at 9:51 AM, Dan Penoff via Mercedes < mercedes@okiebenz.com> wrote: > Something else I forgot to mention or need clarification on: > > I plugged in an Audio 30, BE6003, which I believe is from a second gen > (CANBUS) W210 to the 1998 wagon. It powered up and worked perfectly. > Becker lists this radio as being for a 1999-2002 E-class vehicle, along > with the 3302 and 3309. > > Could the BE6003 not be a CANBUS radio? It’s got pins in the CANBUS > positions in the third connector. > > I hate to beat this to death, but I’m just trying to understand if there > are variants of this model that will work in the 1998 wagon. > > Thanks! > > -D > > > > > On Oct 1, 2017, at 9:01 AM, Jaime Kopchinski via Mercedes < > mercedes@okiebenz.com> wrote: > > > > Ok, I'll chime in here. > > > > The cars from about 2000-on, which have the steering wheel buttons for > the > > radio, have a CAN connection to the radio. CAN is used to communicate > with > > the radio about ignition status, steering wheel controls, diagnosis > > information, etc. Radios from this generation of car do not have a > > switched (circuit 15) power in the wiring harness since the radio is > turned > > on and off by CAN, not by a switched power line. Otherwise, the two > lower > > blocks of the harness are the same as the earlier radios. In fact, this > is > > an ISO-DIN wiring harness used by a bunch of manufacturers like BMW, > > Porsche, Mercedes, and in the aftermarket by Becker, Blaupunkt and others > > (sometimes with minor variations). Mercedes started using it in 1994 in > > all their cars. The third block, the top one on the radio, is usually > > unique to each manufacturer and has the PINs for CAN. (It was also used > > for CD changers, aux input, telephone connections, etc) > > > > If you'd like to put a radio without CAN into a car that originally had a > > CAN radio, you simply need to add a switched ignition power line to the > > appropriate pin in the wiring harness. You can tap this off of the > > cigarette lighter, for example. > > > > You can not put a CAN radio into a car without the CAN connection, > however, > > since the radio will never get the right signals to turn on and off with > > the ignition. > > > > And finally, I'd guess that all radios built for the W210 CAN bus are > > interchangeable. That is, its very unlikely that they changed any CAN > > messages through the production of the W210, as this is a costly and > > complicated process. > > > > Makes sense? > > Jaime > > > > > _______________________________________ > http://www.okiebenz.com > > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > -- Jaime Kopchinski http://www.jaimekop.com/ _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
