I recently discovered a boost leak on my car, and when I fixed it I was overboosting like crazy! The EVC6 is pretty intuitive, but… I was still having a hard time limiting boost to my desired levels. This official manual was actually pretty hard to track down. If you are in a situation similar to mine check the link below.
HKS EVC VI MANUAL.PDF (9.53MB)
thanks full for your inform HKS EVC VI manual