2005 Ski-Doo RT Series Shop Manual, Page 124Get this manual
Section 03 FUEL SYSTEM Subsection 01 (FUEL TANK AND FUEL PUMPS)
ELECTRIC FUEL PUMP DIAGNOSTIC FLOW CHART
NOTE: Before proceeding with any test, make sure that diaphragm fuel pump works properlyFuel pump does not run
Connect tether cord, activate cut-out switch, press STARTRER button momentarily
Install fuel pressure gauge on fuel pressure line
Fuel pump runs for secthen stops
Check fuses and relaysCheck tether cord cap connectionCheck fuel pump operationRepair or replace if necessary
Connect tether cord, activate cut-out switch, push STARTRER button momentarily
Fuel pump runs
Replace fuel pump module
Repair or replace