Mercedes A200 A180 W176 Can Bus communication Problems U103D2A C371000 C120400 U015587

Some Problems with Can Bus in Mercedes W176. The fault is intermittent and can be even few weeks without this problem The instrument cluster was swapped for different one and programmed but problems still exists. Checked: ✅ disconnected Collision Radar in grille - doesn’t affect - problem exists ✅ swapped instrument cluster for different one from CLA W117 and programmed - doesn’t help ✅ battery main and auxiliary charged To be checked: ☑️ search for water ingress and replace rear flaps under the bumper with newer improved flaps OE 1768302700 ☑️ check can distribution blocks for corrosion or damage most probably the one- brown color can distributor behind cluster panel part OE A0009820012 Fault from Star Diagnosis: ESP (N30/4) C073600, C0A0500 EZS (N73) U103D2A SG-AWF (A90) C371000, C120400, C371100 SAM (N10) U015587 SD Sliding Roof U015587 IC Instrument Cluster (A1) U001988, U014787, U014087 PTS parktronic (N62) U042300 ZBE (A40/9) C15500 ZAN (A40/8) C155 AUDIO or Command (A2-A40/3) C155 AIR Conditioning (N22/7) C15500 Any experience with this whats happening here? Write in comments.