0F030E Mercedes Fault Code :
Read the description of 0F030E in TCM01B and the engine lights up for TCM01B - TCMV Transmission Control Module Voith code, there are some possible causes for it.
CAN - Protokoll VOITH private CAN Timeout der CAN-Empfangsbotschaft PRV_SUC1_0x509 (SUC Modul 1 - Actual Values 1).