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Increased Idle Speed at Startup?

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Old Mar 31, 2006 | 04:26 PM
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Default Increased Idle Speed at Startup?

So I've had my 06 5-speed for about 9 months now. Just broke 15,000 miles, and everything is current regarding routine maintenance and whatnot.
However, in the last several weeks, I've noticed that when I first start the car up, the engine idles around 2k rpms for the first couple minutes. Eventually, it will drop down to the 800-1k range, but not until the car has been running for 5 minutes or so.

Anyone else run into this? I figure I'll ask the dealer next time I'm there, but it's not particularly convenient, so I wasn't planning on going until I have more of a reason than this...

thanks
Old Mar 31, 2006 | 04:57 PM
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Mine does it. I can roll out of my driveway and disengage the clutch without even touching the gas. I can even go into second gear.

Our car starts in Open Loop, the ECU will ignore certain sensors. It takes a little bit for everything to warm up,especially o2 sensors. Then the ECU will start listening to the sensors again.
Old Mar 31, 2006 | 05:26 PM
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very well said.... the car just wants to warm up.. that's all
Old Mar 31, 2006 | 05:28 PM
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is this your first car?
Old Mar 31, 2006 | 05:46 PM
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is this your first car?
Not even close. It's just my first car that suddenly started exhibiting this behavior after several months of running perfectly normally.
I figured it was just a warming-up issue, but thought I might pose it to the group, on the off chance it was indicative of a problem that I was unaware of.
Old Mar 31, 2006 | 07:56 PM
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Just make sure you take it easy while it warms up.
Old Mar 31, 2006 | 07:58 PM
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i wait a minute to warm up sitting in the driveway. then i take off. then i dont hit 3k rpm or above until the temp gauge is in the middle.

you're just wasting gas when you idle your car for 5 minutes in the morning.
Old Mar 31, 2006 | 08:16 PM
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its normal, expecially on colder mornings. Like mentioned, it is running open loop and on high idle. Once it warms up a bit it should kick down
Old Mar 31, 2006 | 11:10 PM
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All Good Answers... exactly right.

Also available to find in search as well....
Old Apr 1, 2006 | 03:02 AM
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Feel free, to PM me if you have anymore questions or concerns.
Old Apr 1, 2006 | 03:12 AM
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Originally Posted by DuMa
i wait a minute to warm up sitting in the driveway. then i take off. then i dont hit 3k rpm or above until the temp gauge is in the middle.

you're just wasting gas when you idle your car for 5 minutes in the morning.
True. I used to wait for the heat gauge to go all the way up to where it's at during normal driving, but Scion reccomends you warm the car up with normal driving.

So now I do what DuMa does, and just baby it a little until it warms up all the way.
Old Apr 10, 2006 | 10:26 PM
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Normal just to warm up.
Old Apr 11, 2006 | 01:35 AM
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Originally Posted by ZiggyXIV
is this your first car?
Not even close. It's just my first car that suddenly started exhibiting this behavior after several months of running perfectly normally.
I figured it was just a warming-up issue, but thought I might pose it to the group, on the off chance it was indicative of a problem that I was unaware of.
That behavior is perfectly normal. Im sure you just havent noticed it untill this point. Like everybody already said, its just the car warming up.
Old Apr 11, 2006 | 10:24 AM
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Its Normal .. I had a problem when it would idle at 2000 all day everyday. Boost leak =(
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