BY Service Manual
ELECTRICAL
Safety Precautions ........................................................................ 12-3
Introduction.................................................................................... 12-3
Specifications ................................................................................ 12-3
Engine Control Unit (ECU) Assignments............................... 12-10
Component Tests ........................................................................ 12-12
Relays.................................................................................... 12-12
Fuel Injector........................................................................... 12-14
Repair.......................................................................................... 12-22
BY Service Manual
Section 12
AND ECU
© 2009 Yanmar Marine International
Page
12-1