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Steve, Motorcycle Mechanic
Category: Motorcycle
Satisfied Customers: 7038
Experience:  30+ yrs. experience, MMI, HD technician, HD early, engine rebuild/performance, bike builder, kit bike program manager, CCI 2001-2004
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1999 Harley trike no spark all fuses good. new coil new

Customer Question

1999 Harley trike no spark all fuses good. new coil new plugs wires and new crank sensor 1700 miles ago no codes. power at coil
Submitted: 1 year ago.
Category: Motorcycle
Expert:  Steve replied 1 year ago.

most of the failures that result in a no-spark condition result in diagnostic codes.

the only thing that results in a no spark condition and NO DTCs is a failed ECM.

this assumes all wiring is good, all fuses are good and all relays are good.

let me know if you need more help.