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high rpm coasting civic si

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Old Jan 22, 2021
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high rpm coasting civic si
hi guys so when am driving and i put my car in neutral but iam rolling like say am at 50km/h and i put my car in neutral the rpm's hover around 1500-2000 and then only drop to idle once car is stopped, what could it be?

2006 civic si
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Old Jan 25, 2021
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Re: high rpm coasting civic si
Is the idle around 7-800 once stopped?
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Old Jan 25, 2021
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Re: high rpm coasting civic si
Originally Posted by BrotatoChip
Is the idle around 7-800 once stopped?
yes one stopped it comes down
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Old Jan 26, 2021
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Re: high rpm coasting civic si
I would probably try cleaning the throttle body. May also be helpful to read live data from the ECU if you have a scanner that can do so.
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