Re: help find vacuum leak?/stupid human tricks revisited

[DeWitt Harrison <de@aztek.com>]

On Mon, 16 Jun 1997 21:07:37 GMT, Phil Payne wrote:

>> After all the jeers when I suggested it months back, it was refreshing for
>> me to find, in a troubleshooting column in some 8 page industry rag (for
>> auto repair shops) a reference to the "standard propane method" of finding
>> vacuum leaks.  Just do it outside, wear goggles and gloves, and make sure
>> there's film in the camera....
>
>I'll go with the "outside", or at least well ventilated.  But the torch only 
>needs to be on a low setting, and there aren't many open spark areas in an
Audi 
>engine bay.  Really works, though, especially on the mass sensor to turbo hose.

What's the drill? Do you rely on sense of smell or hearing for this method?
Having moved heaven and earth to find a ruptured diaphragm in the
charcoal canister shutoff valve, I'd clearly benefit from better technique.
Thanks,

DeWitt Harrison    de@aztek.com
Boulder, CO
88 5kcstq