Do a search, LOTS of threads here on oil weights. But the bottom line: LC200’s came with 5w30, or heavier ,from the factory in every location in the world EXCEPT the USA, where 0w20 was spec’s to improve fleet mileage standards, not to improve performance or vehicle life. Australia, the Mideast, Japan, Russia, Eastern Europe, annd Africa all got 5w30, 10w40 etc…which represents the vast majority of LC 200’s sold. Only the USA specs thin 0w20 oils, based on 2009 fuel mileage standards. There is no disadvantage to 5w30…which makes a quieter engine, and likely longer engine life.Interesting. I recognize that most of this is what Toyota recommends for 'severe operating conditions', but I don't think I qualify as that even under the very broad definitions I've seen on this board. I mostly take transit within the city, so most of my miles are from long interstate trips on the highway without towing or heavy loading, and when I do drive locally it's usually >5 miles each way on the highway as well, never stop-and-go. I'm open to being convinced otherwise, though.
What's the logic behind the heavier oil? I've heard it's good for older trucks to increase the oil weight once the motor gets up there in the 100ks, but never for (essentially) new vehicles.
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