Welcome to 2CarPros.
The first thing I would suggest is to have the computer scanned to retrieve diagnostic trouble codes. The turbo, 4Lo indicator, traction control don't seem to correlate with each other. Something turned the check engine light on, so we need to identify the codes stored. They should point you in the right direction.
Here is a quick video that shows how to retrieve codes:
https://youtu.be/YV3TRZwer8k
I realize most people don't own a scanner, but often times a parts store will lend or rent one. You really should start there.
Also, this vehicle isn't offered in the US, so my technical information is extremely limited. However, if you get the codes, I should be able to determine the problem.
Take care and let me know what you find.
Joe
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Saturday, April 13th, 2019 AT 8:21 PM