Oh sure-change your question so I look like a jerk… Usually you would hook a smoke machine into the port to check for leaks at/around the gas tank-or in one of the lines to/from the charcoal canister/purge valve etc.
Oh sure-change your question so I look like a jerk… Usually you would hook a smoke machine into the port to check for leaks at/around the gas tank-or in one of the lines to/from the charcoal canister/purge valve etc.