2001 Bombardier DS 650 Shop Manual 704 100 011, Page 113Get this manual
Section 05 ELECTRICAL Subsection 04 (STARTING SYSTEM)
STARTING SYSTEM TESTS GENERAL
First ensure the problem is not related to engine mechanical componentsOtherwise, test the starting systemCauses of troubles are not necessarily related to starter but may be due to burnt fuse faulty battery, start button, ignition switch, engine stop switch, starting solenoid, electrical cables or connections or the electronic moduleCheck these components before removing starterConsult also the Starting System Troubleshooting table above for general view of possible problemsUsing multimeter, measure the resistance between the following wiresPOSITION Switch to OFF Switch to RUN WIRE BLACK and BLACKWHITE RESISTANCE maxInfinite (0.L)
Replace multi-function switch if defectiveIf switch tests good, check wiringIf it tests good, continue the other tests
Start Button
If engine does not turn when pressing the start button, test the switch as followsRemove the front facia and unplug the multi-function switch connectorUsing multimeter, measure the resistance between the following wiresPOSITION Switch released Switch depressed and held WIRE REDVIOLET and YELLOWRED RESISTANCE Infinite (0.L) 0.6 max