Re: [alfa] engine running rough when cold

[hagen_jason@xxxxxxxxxxx]

Check for air leaks in the intake system.  Also, could be AFM is it is only at low load.  Perhaps cleaning the AFM contacts under the black cover would be worth trying.  Of course, the usual other tune-up items should be verified...

--
Jason Hagen 
Chicago, IL 
'73 Spider 
'95 164Q 
'91 164S

-------------- Original message -------------- 

> 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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