[alfa] Re: engine running rough when cold

[Joe Elliott <jee@xxxxxxxxxxxxxx>]

I would suspect really out-of-spec valve clearances.  But it could 
easily be a sticking airflow meter, I suppose.  At least that's easy 
enough to check.

-Joe


At 5:31 AM +0000 10/29/04, alfa-digest wrote:

> Date: Wed, 27 Oct 2004 23:50:15 EDT
> From: X194ME@domain.elided
> Subject: [alfa] engine running rough when cold
>
> Hello there,
>
> My Milano's engine has a  problem that it's getting worse with time, but only
> when the engine is cold.
>
> As soon as you release the clutch the engine runs rough unless you run it at
> higher RPM's in other words is hard to get the car going without revving it up
> (but the engine is cold)... but after a couple of minutes runs very smooth,
> also sometimes the revs also drops down to 6-700 rpm.
>
> I replaced the water temperature sensor and checked the auxiliary air
> regulator and it seems to be fine (opened while on the freezer and 
> closed when warmed
> up) but I am not completely sure that is working at 100%
>
> I first noticed the rough running engine after I used some fuel injector
> cleaner and after that I read a section of the repair manual that 
> says that the
> valves could be causing the problem, am I looking for the problem in the wrong
> place?
>
> Three weeks ago I sent the injectors to get cleaned and replaced the fuel
> hoses but the engine keeps running rough when cold, I also noticed 
> (lately) that
> gets worse when the outside temp gets colder
>
> Any comments or suggestions will be greatly appreciated, thank you.
>
>
> Gilles
> '88 Verde
> '87 X1/9
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