New truck!

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Feb 29, 2008
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About a month ago I purchased a new 2008 Nissan Frontier 4.0L V-6. Last week it rolled over 3400 mi. so I decided I would change the oil. I grabbed a sample as I drained the oil and sent it off for testing. This is the engine oil that came from the factory which is 5w30 I assume??
The lab report:
"Glycol was not detected in this sample. The viscosity level (8.7 cSt.) is abnormally low. Low viscosity could be caused by incorrect lubricant or fuel dilution."
Iron 22
Copper 103
Lead 5
Aluminum 13
Tin 0
Nickel 0
Chromium 0
Titanium 0
Vanadium 0
Silver 0
Silicon 148
Boron 172
Calcium 2008
Magnesium 9
Phosphorous 683
Zinc 762
Barium 16
Molybdenum 37
Sodium 4
Potassium 8

FTIR SPECTROSCOPY (indexing numbers) JOAP Method
Fuel Dilution 0
Glycol 0
Oxidation 10
Soot 7

SINGLE COMPONENT TESTS
Fuel Dilution % 1.40
Water % Neg

Is this normal for a break-in oil sample? The oil in the sample bottle looked very dark.
 
agree.. give it some more miles and resample eventually and the wear numbers will go down.

some oil have a low visc to begin with
 
I agree with all above, looks pretty good for factory fill oil. I would sample again soon though to keep an eye on the fuel dilution.
 
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