ThePvtPyle
Cadet
- Joined
- Jul 1, 2020
- Messages
- 7
I have a 2002 Merc 40hp 4 stroke 3 cylinder efi. The #1 cylinder has spark but the #2 and #3 do not. If I plug the #1 power wire into the #2 and #3 coils it has spark. so the coils are fine. Would it be the ECM at this point or can someone steer me in the right direction?