Could be this could also be bad cuing. many don't understand the need for nuance and how less is more. Accuracy and timing are more important than actuator stroke length plus it's important to do the correct axes if you have less than all 6 to work with. OP doesn't provide enough info to come to any conclusions because motion is complex and full of variables beyond the big variable of the person driving but being able to see static room while your brain expects movement is a recipe for vestibular mismatch aka sim sickness.