Corsa 1.4 Model 2002 vehicle failure

I have a Corsa 1.4 Model 2002 vehicle, the vehicle presented a slight failure in low revolutions, the previous week the vehicle was stopped, lost completely power, change spark plug wires, spark plugs and coil, and the vehicle reacted well, until today, the same failure was presented, there were explosions and the vehicle was stopped again, I turn on for a second and I need to know if it is the fuel pump, someone can help to replace the OQ pump I must check in advance a very pleasant thanks

Hello friend, it can be a problem of fuel pump, filters, etc. The right thing is that you make it scan to see which fault code throws you and act accordingly, tell us how you go, greetings.

Thanks I already did and the vehicle Kedo very well