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konstantinsturm14

CMAX engine power loss after chip tuning

I've got a 2018 Ford CMAX diesel with a loss of engine power and an error code after a scan. It has 107858 km on it. Could this be a computer issue?

4 comment(s)

alexandersteel8

Hey! That sounds familiar. I've got a CMAX too. Does it feel like the engine is being held back? I had similar symptoms a while back. Have you had any chip tuning done by third-party providers? That was the cause of my issue, believe it or not!

konstantinsturm14 (Author)

I did have some chip tuning done. What specifics did you encounter? What went wrong, and how did you resolve it?

alexandersteel8

Yeah, the tuning messed with the car's computer. In my case, it turned out the third-party tuning was faulty and caused the error. I ended up having to take it to a workshop to get it fixed. They reset everything and re-flashed the computer. I would advise you to do the same.

konstantinsturm14 (Author)

Thanks for the information! I took your advice and visited a workshop. It turned out that the chip tuning was indeed the problem. The repair cost me around 180€, but now everything is working fine again. I appreciate your assistance!

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