clamp the line, as long as its not stainless steel
x2. Plus you can unscrew the resivoir cap, cover the opening with saran wrap, then reinstall the cap. This will prevent air from entering in the top of the system and make the fluid leak more slowly (like sealing the top of a soda straw with your finger and lifting it out of the glass).Absolutely don't clamp the hose. But a piece of rubber hose of the appropriate size will seal that fitting.
Golf tee won't work on the banjo bolt or the fitting.golf tee
You've always got good ideas! Are you suggesting taking out the banjo bolt and then putting a piece of rubber tube in the bolt's place?Absolutely don't clamp the hose. But a piece of rubber hose of the appropriate size will seal that fitting.