2005 Ski-Doo RT Series Shop Manual, Page 156Get this manual
Section 04 ENGINE MANAGEMENT (SDI) Subsection 03 (COMPONENT INSPECTION, REPLACEMENT AND ADJUSTMENT)
CIRCUIT NUMBER (ECM connector "A") A-15 A-33 A-14 A-30
TERMINAL OF INJECTOR HARNESS MAG (outer) PTO (outer) MAG (inner) PTO (inner)
COMPONENT Fuel injector, MAG (outer)
CONTACT LOCATION (Enginevehicle connector) and A-15 (ECM connector) (Enginevehicle connector) and A-14 (ECM connector) (Enginevehicle connector) and A-33 (ECM connector) (Enginevehicle connector) and A-30 (ECM connector)
Fuel injector, MAG (inner)
If it does not read 12 V, check the corresponding fuse(s), relay and continuity of circuitIf continuity is faulty, repair wiring harness
Resistance Test
Disconnect the injector from the wiring harness and check the resistance of the injector itselfThe resistance should be around 14.5 If resistance value is incorrect, replace the injectorReconnect the injector and disconnect the connector from the ECM as well as the engine vehicle connectorUsing multimeter, check resistance value between terminals as shown in the table below4 1