What are the steps to troubleshoot a leaking Kohler flush valve in a toilet?

To troubleshoot a leaking Kohler flush valve in a toilet, follow these steps:

1. Turn off the water supply to the toilet.
2. Flush the toilet to empty the tank.
3. Remove the tank lid and inspect the flush valve for any visible damage or debris.
4. Clean the flush valve and the surrounding area to ensure a proper seal.
5. Check the flapper for any signs of wear or damage and replace if necessary.
6. Adjust the chain connecting the flapper to the flush handle to ensure proper operation.
7. Turn the water supply back on and test the toilet to see if the leak has been resolved.