engine is at operating temperature the idle goes to 1500 RPMs?

1999 ACURA CL
133,000 MILES • 6 CYL • FWD • AUTOMATIC
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VETTETOGO
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When the engine is at operating temperature the idle goes to 1500 RPMs in neutral and fluctuates 500 RPMs in gear it seems to idle fine.
May 12, 2008 at 1:16 PM
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STRAILER
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This can happen when the IAC valve needs service, here is the location so you can check it out with a guide to give you step by step instructions.

https://www.2carpros.com/articles/idle-air-control-valve-service

This will need to be removed and cleaned. Check out the images (below). Please let us know what happens.
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Mar 21, 2024 at 5:29 PM
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STRAILER
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anything?
May 11, 2024 at 12:48 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.