Quote:
Originally Posted by Z4 Beemer
Dunno if this helps but on another forum, one member says that the dealer showed him a bulletin from BMW that says... "not to change the fuel pumps as the fault is in the ECU running the pump at idle and that a new software patch would be available by the end of the month."
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For which engine(s) is this patch required?
I don't think this has anything to do with the low pressure fuel pump noise. This sounds more like a safety mechanism controlled by the ECU to shutdown the pump isn't working properly.