2003 Kawasaki 1100 STX D.I. Jet Ski Factory Service Manual, Page 108Get this manual
FUEL SYSTEM (DFI) 3-63 Injector (Service Code 51, 52, 53)
Injector Static Test
software to actuate Use KADIAG(see KADIAG Software injectors while listening for an audible click Manual)If no injector clicks, inspect the injector supply voltageIf all injectors react correctly, perform the Injector Dynamic TestIf some injectors do not operate, monitor EMM signal lead at injector using an inductive timing lightMonitor EMM signal lead [A] (#1-BLR, #2-BLY, #3-BLW) using an inductive timing light [B]Be sure to clip onto only one wire and crank the engineIf light flashes indicating signal, replace the injectorIf light does not flash, suspect the followingInjector Coil Open Circuit (see Injector Resistance Inspection) Signal Lead Open Circuit (see Injector Circuit) Damaged EMM (see EMM section in this chapter)