Tune up

If the check engine light is on, and it should be, have the codes read, post codes here. This could be anything from low fuel pressure to low engine comprssion(timing). Codes can help narrow it down. If no codes, old fashioned trouble shooting like compression test, fuel pressure test, and checking the coil packs are needed.
Check these links for some help.
https://www.2carpros.com/car_repair_video/test_fuel_injection_pressure.htm
Go here and checkout our video.
https://www.2carpros.com/car_repair_video/test_engine_ignition_system.htm
and this one!
https://www.2carpros.com/first_things/car_cranks_but_wont_start.htm
https://www.2carpros.com/dia/how_to_check_compression.htm
https://www.2carpros.com/dia/index.htm