very good thought.
yep..that's easy to do on the 1.9.  Common almost.

Hopefully  the original poster has listened 'all over' carefully with a
Listening Tube.
Very obvious when the hose end is very close to even a tiny intake air
leak.

Scott

On 05/10/2016 01:43 PM, David Beierl wrote:
> Check that he didn't accidentally pull a stud out of the intake
> runner where the cooling pipe crosses over the top and mounts to
> it.  That makes a nasty sneaky vacuum leak and it's easy to do, weak
> metal and plenty of leverage.
>
> Yrs,
> d
>
> At 09:04 PM 5/9/2016, Spencer Allen wrote:
>> Thanks guys for your input. I have the 1.9 with the two switches on
>> throttle body and they both are set correctly. The vacuum advance
>> works fine but the distributor does leak a little at the base
>