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BMWHaus Contributor
Deteriorating MPG - What to do?
Going to give it a service within the next week or 2 and hope that does something before I start investigating further. Picking up:
Sparks
Oil, Air, Cabin & fuel Filters
Oil
See if that does the trick...
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BMWHaus Contributor
RE: Deteriorating MPG - What to do?
Don't forgot tyre pressure. That could be a factor also
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BMWHaus Site Sponsor
RE: Deteriorating MPG - What to do?
Hi Ger,
Is the car getting up to proper running temperature? Is it taking excessively longer to warm up than normal? Could be the thermo if the across is the case.
Hope this helps,
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Member
RE: Deteriorating MPG - What to do?
Check your lamda and your afm
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