Palangi's UOA and Blackstone's Universal MB 2.4L Diesel Averages as of Dec 2000:

This is 4 84 240D w/ aprox 215k miles guesstimated.
5k on Delvac1 5w40
All measurements are in ppm except for the last 4 which are in percent.

Substance / PPM / Should be

Aluminum / 9 / 4
Chromium / 7 / 2
Iron / 126 / 35
Copper / 20 / 5
Lead / 7 / 4
Tin / 1 / 1
Molybdenum / 30 / 24
Nickel / 6 / 1
Manganese / 0 / 0
Silver / 0 / 0
Titanium / 0 / 0
Potassium / 442 / 6
Boron / 13 / 84
Silicon / 33 / 6
Sodium / 174 / 4
Calcium / 2821 / 2124
Magnesium / 303 / 392
Phosphorus / 1296 / 987
Zinc / 1223 / 1146
Barium / 2 / 1
Fuel / <0.5% / <2%
Antifreeze / 0.35% / 0
Water / 0 / <0.1
Insolubles / 0.5 / <0.8

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Current Vehicles: 2001 Mercedes E320 Wagon | 1979 Mercedes 220D | 1995 Volvo 850 Turbo Wagon | 1993 Volvo 240 Wagon

I guess a few other people think OA on diesel Mercedes is a pretty good idea , here's some fantastic data:


My first OAs with ELF Full Tech 0w-30:
Fe Wear Rate: 3.125ppm / 1000miles
[Regarding the lab's Pb comment: Pb of 6, even at this mileage, is actually normal for a NA MB diesel]

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Current Vehicles: 2001 Mercedes E320 Wagon | 1979 Mercedes 220D | 1995 Volvo 850 Turbo Wagon | 1993 Volvo 240 Wagon

SUNRG- excellent post!