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      04-04-2021, 01:06 PM   #2
Ajolives
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Drives: E90 M3
Join Date: Mar 2019
Location: Tampa

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2019 BMW M5  [0.00]
2008 BMW M3  [10.00]
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Quote:
Originally Posted by Vince86 View Post
from time to time the idle is unstable on the other hand as soon as I put the gas to the idle the engine speed takes time to go down and sometimes even remains blocked ...
Culprits are spark or fuel dude. If you're looking to turn wrenches, change the plugs, low/hi fuel pressure sensors in engine bay and take it from there. Could also be a vacuum issue but the former are more common.
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