DIY: C43 Oil Change Step by Step Tutorial




First power adder AMG and want to take care of those high spooling turbos! I did a search here but did not find how to do the reset that the oil has been changed?
Second is does doing the work yourself void the warranty? I always do my changes to the other cars but have tended to take the high end Mercs to the dealer. This is so easy with a Mity Vac seems
like throwing money away not to do it yourself.
Sincerely,
Doug - DougsC43




First power adder AMG and want to take care of those high spooling turbos! I did a search here but did not find how to do the reset that the oil has been changed?
Second is does doing the work yourself void the warranty? I always do my changes to the other cars but have tended to take the high end Mercs to the dealer. This is so easy with a Mity Vac seems
like throwing money away not to do it yourself.
Sincerely,
Doug - DougsC43
Regarding warranty question, if you keep records of your work showing you performed the service on time, you'll be fine. It'd be on MB to prove a failure was a direct result of your work. Since you're now flash tuned, that whole concept goes out the window anyway. Enjoy the drive
First power adder AMG and want to take care of those high spooling turbos! I did a search here but did not find how to do the reset that the oil has been changed?
Second is does doing the work yourself void the warranty? I always do my changes to the other cars but have tended to take the high end Mercs to the dealer. This is so easy with a Mity Vac seems
like throwing money away not to do it yourself.
Sincerely,
Doug - DougsC43
Last edited by Lazz83; Aug 21, 2018 at 12:51 PM. Reason: update
Thanks in advance.




Thanks in advance.
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I've always thought it would be more beneficial to drain early on to be sure to remove any settling metal shavings from manufacturing and break-in. However, I'm 2500mi from my next oil change and I'll be transitioning to the vacuum. Catching up with the times I guess...
Would easily go for the vacuum method if DIY'ing with the only exception being at milestone service intervals to ensure the engine is operating well and to clean the magnet (potentially at 50k/100k miles).
But, dgaf if I am leasing either way.
https://www.youcanic.com/wiki/merced...e-instructions
Another very good source that has step by step instructions, capacities, torque specs and more.
What oil temp is considered warm for this method since I read that it helps with extracting the fluid easier? 60C enough? The oil might cool down quick since my garage isn't heated (5-10C) and I'm from the cold. Last oil change was almost 20000 km before.
Hint: Also helps to create suction if you seal around the drain tube and the oil tube. Just a cloth shop towel does the trick but makes a big difference in the suction.
can ya'll please confirm the the correct quantity IS 6.9 quarts?? I filled with 6.5 quarts and dipstick is at the max line. Also had a non Mercedes oil filter installed. One can assume the last change was not done at a dealership.
Thoughts??
thanks
can ya'll please confirm the the correct quantity IS 6.9 quarts?? I filled with 6.5 quarts and dipstick is at the max line. Also had a non Mercedes oil filter installed. One can assume the last change was not done at a dealership.
Thoughts??
thanks
When checking the level are you doing so with the car at operating temp and off?
I should be good , but will definitely keep an eye on it.
When is the optimum time to check it ? Cold , hot or hot and wait a few minutes to allow for bleed back to the pan?
I should be good , but will definitely keep an eye on it.
When is the optimum time to check it ? Cold , hot or hot and wait a few minutes to allow for bleed back to the pan?
I would expect a higher level when "stone cold" as most of the oil has drained into the sump, but this is not a good indicator of how the engine likes to run.
Its common practice when changing the oil to run the car for a minimum of 30 seconds to allow the oil to circulate before checking for proper fill. I get a lower reading(min mark) when cold after a quick start up, then when getting home, popping the hood and checking it (max mark).
I just did my oil change. Before the extraction, my dip stick reading was 1/5 of the indicator range above the min level. I was able to extract about 7L (indicator on the oil extractor reservoir) in 40 mins. Towards the end, I knew there was more to extract but that would require a lot more effort to pump the extractor. Pouring the old oil back onto empty oil containers gave approx 6.5L, a bit of discrepancies but that should be enough either way. Afterall, I was able to extract more oil than my previous times by using a better extractor and sealing up the dip stick tube opening since the extractor tube fitting was able to plug most of the opening.
Warm, flat surface or nose slightly up (don't have a flat-flat driveway), and take your time. The extractor takes longer than lift and unscrew bottom plug but overall the C43 has the easiest oil service ever.....





