what parts do i need for these trouble codes ?

hi i just bought a vw polo with 2 weeks warranty i bought a diagnostic scanner and its given me 5 trouble codes but i dont know which parts i need to fix them the codes and explanations are as follows: 1. 00532 supply voltage (b+) 2. 00285 abs wheel speed signal #2 right front range/performance. 3. 00290 abs wheel speed signal #3 right rear range/performance. 4. 17573 bank 1 long term fuel trim range 1 rich limit exceeded. 5. 17852 egr valve position sensor range/performance. can any1 plz explain what parts i need to repair all these thnk you