Have the following codes dont know what it means


Engine control module
4152 swirlflaps
4212 glow plug cylinder 1
4222 glow plug cylinder 2
4232 glow plug cylinder 3
4242 glow plug cylinder 4

SRS airbag system
50 power supply


Light switching center
13 control-unit fault
16 wire/switch , turn indic.,sh. Circ. To eart

Anyone please assist me on how to fix these faults

Car is a BMW 320D E46 2002 M47