1986-1987 Honda TRX350 FourTrax 4X4, 1987-1989 TRX350D Foreman 4X4 Service Manual, Page 254Get this manual
IGNITION SYSTEM
COl UNIT SYSTEM INSPECTION
NOTE Check the system components and lines step-by-step according to the troubleshooting on page 17-3 This method does not include an inspection of the ignition timing advance system at the COl unit
(1) COl UNIT
Disconnect the COl unit connectors and check them for loose contact or corroded terminalsMeasure the resistance, continuity and voltage between connector terminals of the wire harness side on the following chart
FOURTRAX
ITEM Ignition coil primary coil Alternator exciter coil Pulse generator Ignition and engine stop switches (Set the ignition switch ON, or engine stop switch RUN positi ons) Gearshift pedal in nel,ltral TERMINAL BIY and GW BlR and GW BuY and GW STANDARD .1 -0.2 [} (at 20C68F) 50200 [} (at 20 C 68F) 300-360 (at 20C68F)
FOREMAN
ITEM Igniti on coil primary coil Pulse generator Ignition and engine stop switches (Set the ignition switch ON, and engine stop switch RUN positions) Gearshift pedal in neutra LgR and GW Continuity After '87Revolution research line TERMINAL BIY and GW BuY and GW STANDARD 1-0.2 (at 20 C68 F) 300-360 (at 20C68F)