fueling

Forum: 

i have a 1.6 16valve injected sportrack, it runs fine when cold, when warmed up it runs rough and smokes, i've taken plugs out and they are very black and damp, any ideas please kind regards nig

Obviously overfuelling, the

Obviously overfuelling, the most common problem is the temperature sender, this faulty item puts in a default setting when its defective.
This allows the engine to overfuel, also look at the air temperature sensor, idle speed control valve, and EGR valve.