How can i uninstall corrupted sep client from SEPM?

Do you have try to search google/Symantec connect ?

It's not possible from SEPM.

Methods for uninstalling Symantec Endpoint Protection

Not possible from SEPM, Call support, get the cleanwipe tool run it , it will remove all the left overs.

There is no possibility to uninstall it from Console

you can try SEP PREP tool remotely to uninstall and reinstall new one

http://www.symantec.com/docs/TECH148513

https://www-secure.symantec.com/connect/forums/uninstall-sep-client-remotely

https://www-secure.symantec.com/connect/forums/how-uninstall-sep-121-push-deployment

To remotely uninstall SEP clients via the SEPM

http://www.symantec.com/business/support/index?page=content&id=TECH93273

Methods for uninstalling SEP clients

http://www.symantec.com/business/support/index?page=content&id=TECH184988

  Clean wipe is the best solution.

Use the Search feature here on Connect. This question has come up many many times and it's not possible.