high fuel consumption / cold start / rough idle

[dagnamit at gmail.com (Brian Wagner)]

Is the intake manifold loose, don't laugh it is plausible.

On 4/26/05, Mark Malowicki <yurple@hotmail.com> wrote:
> 
> Hello!
> 
>  I have a 1983 Scirocco with the 1.8L, and a while back it started having
> cold start problems.  I checked the thermo time switch, cold start valve,
> and aux air regulator, and they all checked out fine.
> 
>  Then, recently it started having rough idle problems -- drops down a few
> hundred rpm, shudders, then recovers, drops, recovers, etc.  It seems to run
> fine otherwise.
> 
>  AND THEN, this past weekend I noticed the fuel mileage has gone way down
> -- I usually get ~33mpg, now I'm getting 23 or so.  I rechecked the cold
> start valve, but it still checks out ok -- sprays fuel when cold, no leaks
> when warm.
> 
>  What could explain all of these symptoms?  Warm up regulator???  I checked
> the resistance across it, and it's OK, at 16ohms.  Any suggestions?
> 
>                                                       - Mark
> 
> _______________________________________________
> Scirocco-l mailing list
> Scirocco-l@scirocco.org
> http://neubayern.net/mailman/listinfo/scirocco-l
>