SL-Class (R230) 2003 -- 2012: Discussion on the SL500, SL550, SL600

SL/R230: Brand new Pierburg pump 09 sl63 makes noise ,why?

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Old Apr 24, 2021 | 11:16 AM
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Tommyboy928's Avatar
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89 SL500 Silver ,97 SL500 Carlsson 04 Mercedes SL55 AMG , 07 Mercedes SL55 AMG convertedBlack series
Brand new Pierburg pump 09 sl63 makes noise ,why?

changed to brand new fuel pump on 2009 Sl63 AMG, M156 engine, and the pump work and deliver fuel as normal, BUT very mutch noise, anybody know why that happends , is it other reasons, fuel filter was also changed same time.
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Old Apr 25, 2021 | 04:20 PM
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If your pump setup is like mine, make sure the rubber isolators are present and the pump and filter are not in contact with any part of the structure.
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