MembersPage/PeepPaadam/Mercury (2020-09-04 20:48:17)

Engine is Mercury 30ELPTEFI outboard boat engine, 30/40 hp(depening if air restrictor is installed or not), 3cylinder, 4stroke EFI.

Has three individual coils, three high impedance injectors, crank trigger with total of 6 missing teeth locations: cyl 1 has two teeth between missing teeth, cyl 2 has 3 teeth between two missing teeth and cyl 3 has 4 teeth between missing teeth. Most likely to identify which cylinder is firing?

Pattern is 60-6.

Here is photo of flywheel, marked the missing tooth locations and teeth between missing teeth. Starter gear ring is located behind the tone ring, might be confusing on the photo.

Also have schematic diagram of ECU components and connections along with pin numbers.

flywheel.jpg