Subaru weird idle?

I have never owned a subaru before, but i noticed at stop lights, when the car is idleing, the engine sits at around 1000 for second or too, then slowly drops down to 750 or so, then something clicks and it goes back up to 1000 again, and this keeps repeating.

Is this just something Subarus do? I read another guys post saying his

2006 Impreza does this as well. My car is a 2000 GT Wagon, 5-speed, 100,000 miles.

Thanks.

Reply to
CanonLaw
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I have the same problem. My car (97 legacy outback) also seems to do the same thing when I'm moving, usually coming from a stop.

People have suggested a few problems it could be: fuel injectors (I tried a can of Techron), cylinder problem, and spark plugs (had them replaced in February). Nothing has fixed it so far.

Can> I have never owned a subaru before, but i noticed at stop lights, when

Reply to
thomashanno

If your running the air conditioning or defroster, the AC compressor kicks in on occaision for which the engine RPMs can spike a few hundred to compensate.

May not be what you are observing though.

~Brian

Reply to
strchild

Doesn't seem to be the A/C, as it does this when it is both on and off. Also, I just had the cars wires and spark plugs replaced, as well as the coil pack (don't know what a coil pack is) and thats when I noticed it.

Reply to
CanonLaw

Make sure all the ignition stuff is plugged in all the way. May be a loose wire somewhere.

Reply to
Dmitriy

Hmm....I sometimes can't turn my key and have to remove it / stick it in again. These two could be related?

Dmitriy wrote:

Reply to
thomashanno

No.

By ignition I mean spark plugs and associated wires.

snipped-for-privacy@gmail.com wrote:

Reply to
Dmitriy

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