Oil change interval, M272 C300
How often do you change oil and filter on your vehicles?
I used to do it every 10.000 km but now, considering my current mileage that would mean I need to change it 3 times a year

Seems to much so I would need your advice on what´s the optimal interval.
Thanks!



AKA, if you have a 7 year old car with 16k km's (<10k miles), you should have already changed oil more than once.
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Only reference i found is Engine type 2.0L L4 DOHC 16V AWD
I even lookup the VIN number but can not find any reference to the engine number model.
Anybody know?
The reason i need to find out is about oil change, in the booklet it is either 15000 or 20000km (depending on engine model number)
/1 year.
Last edited by Denis2015; Nov 14, 2016 at 08:26 PM.




He said to me they did the experiments and the best oil starts to change at 7 000km, this is their max.
I acually did a lifelong experiment on the Mazda engine, got oil cheap(Not rubbish oil) and replaced it every 2500Km. I found that after 50 000Km the valves stabalised and I never had to adjust the tappets after that like before. I later used better oil and changed to 5 000Km intervals.All I do is check them, had a very few times adjust gap smaller, count on one hand. It now has near 300 000Km and engine is clean inside, no oil usage and running strong.
I buy car cash, then drive it till it unrepairable, but you have to look at the fluids. If you replce every 3-5 years you probably never has to do anything from new, next owners problems.
Thanks, good info.



