Dyno scan

Someone can help me, I have dyno scan obd and I have tried to see the kw and nm of a car but it does not work well, I have a seat leon 2.0tdi 140cv year 2007 the car is mapped from the ecu, I have configured dyno and the measures of the wheels but dyno max has given 100kw and that is not right, someone can help me to configure well dyno or where I can find good configurations,

Anyone know how to handle dyno scan obd to make graphs of nm and kw, can someone help me help