95.5-2004 Tacomas & 96-2002 4Runners 4th gen pickups and 3rd gen 4Runners

idle problems

Old Dec 13, 2004 | 06:00 PM
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idle problems

my cars idle is goin up and down...500-1000 RPMs. well yesterday it was fine and today when i got in it to crank it up it was idlein at 2000 RPMs. i was told to clean the throttle body but its brand new. is there anything else i could check out?
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Old Dec 13, 2004 | 11:03 PM
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what vehicle? year? model? engine? efi im guessing?
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Old Dec 14, 2004 | 03:21 AM
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1995 4runner 3.0 V6 5 speed
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Old Dec 14, 2004 | 05:02 AM
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There is an Idle Up screw. Do a search theres pics on here somewhere

My truck use to go from 500 to 1500 rpm when I had the heater on

Pics here

https://www.yotatech.com/forums/f2/idle-high-heater-weird-problem-42152/

Last edited by 4Hummer; Dec 14, 2004 at 05:03 AM.
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Old Dec 14, 2004 | 07:26 AM
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Originally Posted by jtm994
my cars idle is goin up and down...500-1000 RPMs. well yesterday it was fine and today when i got in it to crank it up it was idlein at 2000 RPMs. i was told to clean the throttle body but its brand new. is there anything else i could check out?
When you replaced the TB, did you crack the tube connected to inlet of the TB?
They get real hard and crack when you remove it and that could cause idle looping.
Check your tube.
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