Problem wasn't the transmission -- they replace it, issue was in the intake, part to replace is outside the intake though. ([ Ссылка ])
The issue turned out to be in the intake. The problem became constant so there is no mistake that the issue was an actuator that closed baffles in the intake. The baffles are similar to throttle body flaps but they are controlled by computer and are there to squeeze out a few extra mpg's.
Flaps look like this
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Actuator that needed replaced is here.
[ Ссылка ]
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