What do these codes mean P0101 , 1397 , 1622 1770

[desertbeauty]

Can anyone tell me what these codes are for? My stupid mechanic said these are the error codes, and doesnt know what they are. I have a 2000 528i Sports Model

[ptabaco]

This is the only ones I could find:

Engine: M54 (04.01.00 to 08.31.01)
P0101 (BMW FC-149) Mass or Volume Air Flow Circuit Range/Performance

Engine: M52 TLEV (09.01.98 to 09.30.99)
P0101 (BMW FC-8) Mass or Volume Air Flow Circuit Range/Performance
P1397 (BMW FC-18) Camshaft Position Sensor 'B' Circuit (Bank 1)
P1622 (BMW FC-123) Map Cooling Thermostat Control Circuit Electrical

Engine: M52 LEV (06.01.98 to 31.05.99)
P0101 (BMW FC-8) Mass or Volume Air Flow Circuit Range/Performance
P1397 (BMW FC-18) Camshaft Position Sensor 'B' Circuit (Bank 1)
P1622 (BMW FC-123) Map Cooling Thermostat Control Circuit Electrical

Engine: M52 LEV (01.06.99 to 10.31.00)
P0101 (BMW FC-8) Mass or Volume Air Flow Circuit Range/Performance
P1397 (BMW FC-18) Camshaft Position Sensor 'B' Circuit (Bank 1)
P1622 (BMW FC-123) Map Cooling Thermostat Control Circuit Electrical

Engine: M54 in (09.01.02 to --)
P0101 (BMW FC-10461) Mass or Volume Air Flow Circuit Range/Performance
P1622 (BMW FC-10140) Map Cooling Thermostat Control Circuit Electrical