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Mk4 focus 1.0 125 Engine rattle

Connorfinn
Connorfinn
in Ford Focus Club

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  • Author
17 hours ago, Rf29 said:

Hi, I have the same problem since 20k [now26k] , and the dealer say it's normal. 

Not sure which one of the noises you have, if it was the first one in the video this was replaced under warranty as there was play in the clutch

If its the second one which sounds like a high pitched rattle when engine breaking this was also sorted under warranty, this was the wastegate on the turbo had too much play in 

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    • JW1982
      JW1982

      The 1.0 ECOboost in the Focus MK4 does not have a dual mass flywheel. The Focus MK4 1.0 ECOboost has the MX65 gearbox combined with a solid flywheel. The MX65 gearbox is a modular design that inc

    • Connorfinn
      Connorfinn

      Hi guys,    Managed to get the ford mechanic to hear the noise after 2 trips at the dealer The car is booked in to the garage in 2 weeks time for a gearbox replacement at 14,000 miles

    • Connorfinn
      Connorfinn

      Hi guys Finally got my car back from ford They ended up replacing the clutch and flywheel as the clutch bearing had about half an inch of play   Hope this helps anyone else 😊

    I have a 70 plate focus 1.0 ecoboost 125 only rattles/knocks when I accelerate any help please 

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    • The Digestive Forum Roundup (24th May - 31st May 2026)

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      The Digestive Forum Roundup (24th May - 31st May 2026) We hope this email finds you well and enjoying your week. As always, our forum has been buzzing with activity, so we’ve compiled the highlights for you. Plenty of interesting discussions are taking place, especially around the Ford Focus and Fiesta models. Starting off with the Focus, many members have been discussing issues with the Emergency Call System, particularly in the Mk4 model. PLB raised concerns about persistent malfunctions, a se
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