i have a 02 mercedes-benz/c230k and the check engine light came on.i took my car to critz and they said vehicel won't accelerate or upshif,intermittently will not move in reverse or drive.when vichicel does move tranmission is slipping.performed a short test and found dtc's p2602,p2502,p22oa,all sensors reading in actullay vaules.all codes stored, whine noise intermittently head from bell housing area.and inspected transmission module and found no fluid present in wiring harnes,trans.fluid level overfilled and they recommend dropping the panto inspect for debris.this is everything they gave me on a print out. and i don'tunderstand it.can you please help me to know

 

I would say you have engine coolant leaking into you transmission. Good luck with that.