980D1F Mercedes Fault Code :
Read the description of 980D1F in MCM02T and the engine lights up for MCM02T - MCM Engine management (10A20) code, there are some possible causes for it.
The fuel pressure at component '10B56: Sensor Druck vor Kraftstoffdosierer' is lower than the specified value calculated by component '10B57: Sensor Druck nach Kraftstoffdosierer'.