The 114 is the chassis number, which is the body type. The .011 notes which version of the 114 chassis, ie: 250. I believe the 12 means it's an automatic. The last 6 numbers are the car's serial number that only that exact car has. It's basicly a production number. Hope this helps.
1994 MB E320 Coupe (199,500 mi)
1992 MB 190E 2.6 (173,000 mi)
1983 Porsche 911SC (148,000 mi)
2004 Volvo V70 2.5T (198,000 mi)
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