2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 156Get this manual

2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 156

500 EFI FUEL SYSTEM 3If the pump did not activate (Step 2), disconnect the plug from the fuel pumpConnect DC voltmeter across
does not operate, check for correct ECU operation by plugging in known-good ECUNOTE: If the pump still does not operate,
replace the fuel pump assembly Fuel Tank Replacement NOTE: All EFI units utilize quick connect fuel lines WARNING Always
wear safety goggles when working with high pressure or flammable fluidsFailure to do so could result in serious injury or
complications1Disconnect the negative battery cable2Remove the seat side panels and front cabfender assemblyRefer to Chapter
for details3Remove the clamps on the PVT intake duct and remove the PVT duct 4With all the body panels removed from the front
of the ATV and the fuel tank exposed, disconnect the pump wiring harness WARNING Wear safety goggles while performing this
procedure, failure to do so could result in serious injuries5Relieve the fuel pressure6Loosen the fuel tank hose and pull