Drivetrain Malfunction Full performance not available
BMW 5 Saloon (F10)

Hi , i got Drivetrain Malfunction Full performance not available problem ,
Car : bmw 520d 2012 f10
i run diagnostic and got those problems , which one is the Main problem and how can i fix it ?

-28CC00 LIN bus : Communications fault Permanent

-28E200 Exhaust temperature sensor upstream of the oxidation catalytic
converter, signal: Open or short circuit to B+ Permanent

-2A0D00 Local Interconnect Network, bit-serial data interface, message;
alternator: missing Permanent

-2AA000 Thermal oil level sensor, signal: No signal Permanent

-24CE00 Air mass measurement: Measured air mass is too high
compared with the calculated air mass. Permanent

-244C00 Charging pressure control, control deviation: Charging pressure
too low/positive control deviation Permanent