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Help diagnose this sound

Can anyone check out this whining noise my Z is making after an oil change: https://youtu.be/_HJuZhRJWFw This whining noise can also occur moments AFTER the engine is shut off. I

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Help diagnose this sound

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04-27-2019, 09:49 AM	#1 (permalink)
shadow85 Track Member Join Date: Jul 2015 Location: South Australia, Austra Posts: 921 Drives: 15' 370Z A/T AMM TT Rep Power: 25	Help diagnose this sound Can anyone check out this whining noise my Z is making after an oil change: https://youtu.be/_HJuZhRJWFw This whining noise can also occur moments AFTER the engine is shut off. I think it is something to do with the PCV system, because when I remove the dipstick or Oil cap the noise will instantly go away but will return if I place the oil cap or dipstick back. Last edited by shadow85; 04-27-2019 at 09:51 AM.

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