2007 Polaris Sportsman 700/800/800 X2 EFI Service Manual, Page 126Get this manual
FUEL INJECTION If the pump did not activate (Step 2), disconnect the plug from the fuel pumpConnect DC voltmeter across terminals "A" and "C" in the plug, turn on the key switch and observe if minimum of volts is presentIf voltage is between and 14, turn key switch off and connect an ohmmeter between the terminals "A" and "C"' on the pump to check for continuityNOTE: If there was no continuity between the pump terminals, replace the fuel tank assemblyNOTE: If the voltage was below 7Vdc, test the battery, ignition switch, wiring harness and ECUIf voltage at the plug was good, and there was continuity across the pump terminals, reconnect the plug to the pump, making sure you have good, clean connectionsTurn on the key switch and listen for the pump to activateNOTE: If the pump starts, repeat steps and to verify correct pressureNOTE: If the pump still does not operate, check for correct ECU operation by plugging in known-good ECU of the same modelNOTE: If the pump still does not operate, replace the pumptank assembly433Remove the clamps on the PVT intake duct and remove the PVT ductRemove the gas tank cover vent hoseBe sure to properly route the vent hose upon reassembly