Can I adjust map + and – numbers for fuel and ignition? For example, as for fuel 0.1ms to 0.05ms, as for ignition 0.25 to 0.5 deg?

Yes you can indeed by toggling between the FINE and COURSE option In an map.You can have the live trace via OPTIONS – TRAILING LIVE POSITION

We do not offer find position button but if pressing the space bar you can freeze the screen and see where you were based on the parameters

Short term fuel trim is Displayed as FUEMLTCLL1 for bank1 and FUELMLTCLL2 for bank2. You can log these or view in a gauge on the screen by pressing Gauge – ADD