Quote Originally Posted by manofaus View Post
After a little reading it appears as you would have used the 4cyl setting?
The ecu sends out 2 pulses per Rev at 5v apparently on pin 19.
There are three small switches on the back that account for the cylinders. There is no labelling of which pin is for which cylinder configuration. I just adjusted them until I got the correct rpm's, then verified it worked against rpm's through the range of gears, etc.......It works.