D0070D Mercedes Fault Code :
Read the description of D0070D in MCM02T and the engine lights up for MCM02T - MCM Engine management (10A20) code, there are some possible causes for it.
The software release of control unit '10A20 (Engine management control unit (MCM))' is not compatible with the software release of control unit '17A03 (Exhaust aftertreatment control unit (ACM))'.