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Old 01-27-2013, 04:20 AM
dcharnet's Avatar
dcharnet dcharnet is offline
Officially Welcomed to the 'Fest
Location: Iowa
Join Date: Feb 2008
Posts: 407
Mein Auto: BMW '12 X5 35i
DEF prompt and oil change prompt are two different things. The former is a separate issue for diesels giving you forewarning that your DEF tank needs to be refilled. This is not a "malfunction," just a routine and very mandatory maintenance item.

You REALLY need to read the manual.
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