Yamaha Outboard Motors Factory Service Manual F6 and F8, Page 454Get this manual
IGNITION SYSTEM CHECKING THE CHARGE COIL
Measure: Charge coil output peak voltage Below specification Replace the charge coilCharge coil output peak voltage Brown (Br)Blue (L) rminD.C.V Cranking Opened Closed 112 154 1,500 185 3,500 185
Peak voltage adaptor: YU-3999190890-03172
Charge coil resistance Brown (Br)Blue (L) Reference value 232348
CHECKING THE PULSER COIL