MB W204 strange can bus fault

[drugowaz]

hi. have w204 diesel.


strange can bus fault.
SYMPHTOMS
when fault occur all lights on dash comes on,needles drops. imposible to comunicate with any modules.
intermitent sympthom. If car driving on road and fault occur car dont dies ,runs . But if shut off the car by key it will not restart and need wait one time hour one time few minutes.


if take of key from ignition dash shows that turn of light and take off key. but key already off from ignition.


get errors in engine ecu
22b5 can bus off fault
22b8 no can message from gateway
and multiply can buss no comunication from many modules


if login in other modules same no comunication errors message by can etc.


please advice from where to start looking.

[Meat-Head]

Ok, rumor states all mb have a canbus connector, run of about 8 that all talk, rumor states you get issuse unplug one at a time untill cured

[tahiRs7]

having same probelm here also any luck did you find the problem im having issues with my cluster also keeps flickering powers on then spazzes out then reapets but starts perfect now