GS - 3rd Gen (2006-2011) Discussion about the 2006+ model GS300, GS350, GS430, GS450H and GS460

Is this normal for an 07 gs350?

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Old 10-23-12, 12:03 PM
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dubzino
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Default Is this normal for an 07 gs350?

I recently got this car . It is a great car and everything but I did notice most of the time the rpm while in drive is around 6-650 but sometimes it goes quite low to around 500rpm. This doesn't seem normal to me. Can anyone confirm this?
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Old 10-23-12, 12:37 PM
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burny
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is the idle smooth?
Old 10-23-12, 01:33 PM
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worker
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my gs430 idle at this rpm too.
Old 10-23-12, 02:25 PM
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dubzino
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Yes it is still quite smooth but feels a little bit more ruff.

Last edited by dubzino; 10-23-12 at 02:45 PM.
Old 10-23-12, 02:28 PM
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worker
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when put in neutral it go up a bit. Same goes if the AC is on.
Old 10-23-12, 03:26 PM
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GS350Lexus
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Yep thats normal
Old 10-23-12, 03:41 PM
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dubzino
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ok Thanks for the input guys

Last edited by dubzino; 10-23-12 at 04:49 PM.
Old 10-24-12, 11:47 PM
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LexiGS
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Normal..
Old 10-25-12, 01:06 AM
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Mesca
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It's a pretty efficient engine!
Old 10-25-12, 01:08 AM
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aLexGS350
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toyota transmission for you! Built to last!
Old 10-25-12, 05:26 AM
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ktonomura
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does the AWD idle higher? mine sits at around 1k
Old 10-25-12, 06:51 AM
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Boron
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No, the engine doesn't know whether it's connected to a 4WD or 2WD system.
If it's idling at that level, check your oil level IMMEDIATELY!
After that, you need to check MAF, air filter, and butterfly throttle body.
Sounds like a good clean might be needed if it's not compensating for low oil level (increased friction) including the EGR.
BG Products Induction Service could be the solution.
Old 10-25-12, 07:56 AM
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worker
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why ppl think the idle rpm need to be higher?
Old 10-25-12, 11:09 AM
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KJSmitty
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Originally Posted by Boron
No, the engine doesn't know whether it's connected to a 4WD or 2WD system.
If it's idling at that level, check your oil level IMMEDIATELY!
Sounds like a good clean might be needed if it's not compensating for low oil level (increased friction)
Not to go off topic yet Boron, why do you feel low oil (and I'm not talking low enough to cause pump starvation) results in "increased friction"?

For the OP, my 07 idles right at 600rpm according to the needle..

Cheers
Old 10-25-12, 12:02 PM
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Boron
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If the oil is low, and has been depleting for a while, then as there's less, it'll oxidise more quickly and could thicken - acting more like a 40w oil.
I imagine it's not the oil, but there's no harm in making absolutely sure, unless the member religiously checks the level weekly/fortnightly, depending on mileage driven.
If he's not been monitoring his oil level, then making him consider doing so as a matter of urgency is no bad thing, and may help fuel economy at least, if it is in need of topping up.

Warmed fully, the engine should be sitting between 550 and 650 rpm depending on oil and AF ratio due to altitude and/or state of MAF/air filter/injector cleanliness.
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