Re: Unburnt gas smell from the exhaust
jim beam <spamvortex@bad.example.net> wrote in
news:RIydneiYY6kfanzanZ2dnUVZ_g2dnZ2d@speakeasy.ne t:
> Ar Q wrote:
>> Every morning when I start the cold engine of my old Honda,
>> especially in the winter, the car started hesitantly and I can smell
>> the unburnt gas. To keep the engine running, I have to keep pressing
>> the gas pedal until rpm can itself sustain at 2k to 3k. When this car
>> is new, the process took about two minutes and I don't need to press
>> the gas pedal, now it takes five minutes or longer in cold days. The
>> car acts normal after the five minutes of my morning blue is over.
>> Also, the emission is somewhat blackish in that first five minutes.
>> The emission turns to normal white steam after the rpm hits 3k then
>> drops to normal 1k instantly. Does anyone know what causes the
>> problem, and is it expensive to fix? Thanks.
>>
>>
> buy some new spark plugs. then install them.
maybe a dist.cap and rotor,new plug wires....
and run some dry gas for a few tankfuls.
>
it would be nice to know more about his Honda is,;year,model,mileage,etc.
Essential,really.
--
Jim Yanik
jyanik
at
kua.net
|