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Registered User
Join Date: Jun 2017
Posts: 1
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E39 1999 523i fuel rail regulator vacuum hose to ccv??
I understand what the fuel regulator does on the rail ,but can someone tells me what the vacuum hose from the regulator to the ccv does?
BMW E39 5-Series Fuel Rail Rebuild | 1997-2003 525i, 528i, 530i, 540i | Pelican Parts DIY Maintenance Article Thanx 
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06-26-2017, 12:29 PM
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