if you read my posts elsewhere you will find that ? my intention is to make fun of anyone here, you'll find that I have contributed actively helping all cases of engines mjet and not only, for which careful how you ask! The one that seems offended I am...
Closed here.
The problem ? you have not specified to which ecu you are referring to or what car you had to intervene. For example, on all ecu bosch diesel edc15-16-17) the advance is "calculated" in sexagesimal degrees by multiplying the absolute value for 0,023438 or on marelli iaw 16f, for example, the degrees are obtained by multiplying the value 0.5... infomma the question ? a bit generic, specifies the ecu that you are interested in and you will know? the answer to that.