Ducati SPORTTOURING ST4S ABS Owner's Manual page 58

High ambient temperature (over 35 °C/95 °F):
Follow the same procedure, however, do not use the
cold start device.
Cold ambient temperature (below 10 °C/50 °F):
Follow the procedure for "Regular ambient
temperature", however allow 5 minutes for the engine
to warm up (see step 5).
E
58