Quote:
Originally Posted by M.Suka
Had same issue as well with my 335i M Sport fan kicked on really loud and been noticing oil temp staying really low on long drives seems like a cooling issue, I know we have a different coolant pump on the 335 M sport compared to other f30s wondering if this is a issue.
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yup, those are the symptoms...fan on max, oil temp low even though you drove at least 20-30 mins so it should be in the middle, and dead throttle. u can actually feel a vibration or rattle in the dash if u accelerate with windows closed and music off, when this is happening.