Total miles on unit - 5,197
Oil from factory is Mobil1 5w-40 Formula 1 MB spec 229.51
Iron - 49
Chromium - 2
Lead - 2
Copper - 16
Tin - 0
Aluminum - 8
Nickel - 0
Silicon - 23
Boron - 54
Sodium - 7
Magnesium - 16
Calcium - 2402
Barium - 0
Phosphorus - 693
Zinc - 699
Molybdenum - 102
Titanium - 0
Vanadium - 0
Potassium - 0
Fuel Visc100 - 12.01
Water - 0
Soot/solids - .29
TBN - 4.43
Analysis completed by Oil Analyzers
Anybody know what TBN starts at in this oil?
MB doesn't recommend a first oil change until 10,000 miles. However since Fe is already 49, SI is 23, Visc100 is already is the high 30 range and TNB is low, I am going to change the oil tomorrow and retest at 10,000 miles.
Oil from factory is Mobil1 5w-40 Formula 1 MB spec 229.51
Iron - 49
Chromium - 2
Lead - 2
Copper - 16
Tin - 0
Aluminum - 8
Nickel - 0
Silicon - 23
Boron - 54
Sodium - 7
Magnesium - 16
Calcium - 2402
Barium - 0
Phosphorus - 693
Zinc - 699
Molybdenum - 102
Titanium - 0
Vanadium - 0
Potassium - 0
Fuel Visc100 - 12.01
Water - 0
Soot/solids - .29
TBN - 4.43
Analysis completed by Oil Analyzers
Anybody know what TBN starts at in this oil?
MB doesn't recommend a first oil change until 10,000 miles. However since Fe is already 49, SI is 23, Visc100 is already is the high 30 range and TNB is low, I am going to change the oil tomorrow and retest at 10,000 miles.