need some help for DIY ECU project

hello everyone,i'm new here and i'm a mechanical student,so i have some problem regarding electronic project
anyone here know how to control timing for water injection in engine using PIC microcontroller?
what type of PIC suitable and sensors that i must use in this project?
FYI,i'm using software flowcode V4 for my project
thank you to anyone can help me.
anyone here know how to control timing for water injection in engine using PIC microcontroller?
what type of PIC suitable and sensors that i must use in this project?
FYI,i'm using software flowcode V4 for my project
thank you to anyone can help me.