- Mercedes-Benz C-Class: Why Is My Car Burning Oil?
Guide to diagnose trouble and recommended solutions
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Oil consumption
Is it true that the W204 C-class engine is "allowed" (considered normal) to burn through 16 quarts of oil between oil changes? If that's true, the engine will seize before making it half way to an oil change unless you're adding oil every other week.
The owner's manual claims .9 quarts of oil per 600 miles is acceptable. I can't imagine the average MB driver thinks that they should be checking their oil every few weeks for fear that it'll run out of oil. Is anyone actually experiencing anything like this? Does German engineering not understand oil rings?
So how much oil (if any) are people needing to add between oil changes?
Last edited by 2012c350; Jun 4, 2012 at 09:23 AM.
The .9 quart per 600 miles is worst case scenario which very few cars would ever reach without real problems. Are you burning oil now?
For comparison, I do have to add about a quart of oil for every 2000-2500 miles on the A4. I am sure the turbo helps push a bit past the rings...
The .9 quart per 600 miles is worst case scenario which very few cars would ever reach without real problems. Are you burning oil now?
For comparison, I do have to add about a quart of oil for every 2000-2500 miles on the A4. I am sure the turbo helps push a bit past the rings...
The .9 quart per 600 miles is worst case scenario which very few cars would ever reach without real problems. Are you burning oil now?
For comparison, I do have to add about a quart of oil for every 2000-2500 miles on the A4. I am sure the turbo helps push a bit past the rings...




In 2,700 miles mine seems to have used just a tiny bit - I am going to add 1/2 quart to it this week. I plan on changing the oil at 3,000 miles though - but my driving is going to be slowed down a bit for the next few weeks so those last 300 are going to take a while to come.
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Is it true that the W204 C-class engine is "allowed" (considered normal) to burn through 16 gallons of oil between oil changes? If that's true, the engine will seize before making it half way to an oil change unless you're adding oil every other week.
The owner's manual claims .9 quarts of oil per 600 miles is acceptable. I can't imagine the average MB driver thinks that they should be checking their oil every few weeks for fear that it'll run out of oil. Is anyone actually experiencing anything like this? Does German engineering not understand oil rings?
So how much oil (if any) are people needing to add between oil changes?
Ignore it. These engines just don't use oil. And if they did you would get a warning on the panel.
Yes, I have been an MB owner longer than even that.
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When the M272 V6 engines use oil it's usually the cam blanker plugs on the back of the heads leaking.
As RLE says - you will get a low oil warning if ever needed.

OM--- = Oel Motor in Benz speak.
Last edited by Glyn M Ruck; Jun 6, 2012 at 10:45 AM. Reason: sp








