With the DA-40 there's even time to pull out the checklist AFTER your engine has failed
IAS - 75kt
Power Lever - MAX
Check Annunciator Panel
Check Ts & Ps
Check Fuel
Check Emerg. Fuel Xfer - Normal
Fuel Xfer Pump - On
ECU - ECU B
Engine Master OFF/ON
ECU Auto
Still no engine? Just mush down at 500ft/min