Engine Will Not Start or Difficult Starting

1. Malfunctioning fuel pump control system.
2. Malfunctioning distributor signal generator or igniter.
3. Disconnected or damaged vacuum line.
4. No power supply to ECU.
5. Damaged control relay.
6. Malfunctioning ECI system.
7. Malfunctioning idle switch.
8. Malfunctioning injector.
9. Damaged resistor.
10. Improper fuel pressure.
11. Damaged ECU.
12. Broken, shorted or improperly secured harness connector.