Ml 320 Start error no coms with aam

[cleevesy]

Have a ML 320 2003 with start error and No Communication with AAM with Star , can talk to DAS and EAM has a Permanent Fault code B1367 Can Bus Fault in Communication AAm on Internal Can .. have fitted another secondhand hand AAM still no coms

Have made new Transponder with Abritus and still have start error

Anybody have a idea on why no communication with AAM , Can lines faulty??

Or shall i renew Engine ECU?

Any help much appreciated thanks