Hesitation on acceleration

Unfortunately, we don't a manual for you vehicle but the theory of hesitations are the same no matter the vehicle.

Here is a guide that will lay out the most common causes:

https://www.2carpros.com/articles/engine-hesitates

If possible we need to put a fuel pressure gauge on the engine to monitor fuel pressure while this is happening. If this is jumping around then we need to go down that route. Let me know what you find and we can go from there. Thanks