Noise on start up.

LOZZER

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Jul 18, 2021
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Your Mercedes
E320 2008 3.2L
HI, when I start my my 2008 E320, there's a knocking noise (definitely not engine noise) it feels like it's under the front floor panels. Also small grating noise but this goes in 5 mins once car is warm. Thanks for your help.
 

Dean Fletcher

Senior Member
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Mar 24, 2018
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Location
Penrith, Cumbria
Your Mercedes
Mercedes E400
HI, when I start my my 2008 E320, there's a knocking noise (definitely not engine noise) it feels like it's under the front floor panels. Also small grating noise but this goes in 5 mins once car is warm. Thanks for your help.
Engine mounts been checked?
 


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