Cold idling problem

[tberk at sbcglobal.net (T Berk)]

Carlos Alves wrote:

> I am having a really weird problem with my 16v. Ever since I accidently 
> removed and lost the vacuum thermoswirtch to the preheat valve on the 
> side of the intake boot, it has been idling really weird. Currently, 
> when you start it up and the engien is cold, it sputters below 1500 
> rpms, it definetley sounds as if the engine is not getting enough air, 
> possibly due to the vacuum leak to the preheat valve. 
<snip>
> On a side note, I also 
> noticed that the air intake tube on the bottom of the engine is 
> severely cracked. Would htis affect the idle only during cold starts? 
> Is it the cold start valve? Anyone have a clue?
> 
> Thanks,
> Carlos

Carlos,

ANY vacuum leak between the motor and the throttle will cause trouble. 
As the extra air is discovered causing a lean condition the car will 
try and compensate.

Fix dem leaks man.


TBerk