Fuel Injector: Inspection

Measure resistance between the terminal 1 and 2 of the injector.
Injector Resistance: 13.8~15.2 Ω at 20 °C (68° F)

Fig 1: Measuring Resistance Between Terminal 1 And 2 Of Injector
Courtesy of KIA MOTORS AMERICA, INC.
If the resistance is not within specification, replace the injector.