1978 Johnson 175, 200, 235 HP Outboard Service Manual, Page 49Get this manual
TEST PROCEDURE STEPS NOTE When reconnecting magneto C.Dignition system leads to Power Packs, always refer to diagrams providedSee Figures 4-9 and 4-10Ignition coil and sensor coil sequence must be observedAll high tension leads must be separatedCheck ground leads attached to terminal #12 of each Power Pack for good ground1Yellow lead 2Yellow lead 3Yellowgray lead and gray lead 4Yellowgray lead 5Redpurple leads 6Purple lead 7Vacant 8Purplewhite lead
In troubleshooting the V-6 ignition, the port side and the starboard side are two identical ignition systems, and should be checked the sameTherefore, the following checks will apply to each side, port and starboard ignition system