check engine light and no supercharger

my check engine light came on a few days ago, i notice the car is a lot slower then before. i have 4 code according to my mechanic.

1. p1235 - supercharger funtion
2. p1236 - supercharger magnetic ???
3. forget but it have something to do with the camshaft timing ???
4. forgot it but -- something to do with swithover???


any advise would be great.

thanks.