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Ls focus surging idle
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27-02-2018, 08:26 PM
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Sar4890
FF.Com.Au Hardcore
Join Date: May 2016
Posts: 1,820
Re: Ls focus surging idle
Right behind the intake manifold there is a very small hose very similar to the letter s that lets go. Once it fully splits it will rev its ring out. I know mine did this and it didnt show up on the fault code accurately.
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