I have a similar fuel setup as yours and here is my cranking pulsewidth table:

-40 21.0
-20 18.0
0 15.0
20 12.0
40 10.0
60 8.0
80 6.0
100 5.0
130 5.0
160 5.0

You should definately see RPM's while cranking... Mine are usually around 270-300 depending on how much the battery is charged.

2016 WRX STi Limited (current)
2001 A4 1.8tqms (donated)
1991 GVR4 #1933 (sold)
old.dsmregistry.com/detail.php?carid=218 (dismantled)