Signal Circuit Inspection

IG "OFF".
Disconnect Fuel Level Sensor connector.
IG "ON".
Measure the voltage between terminal 3 of Fuel Level Sensor harness connector and ground.
1. Specification : Approx. 11 V
  
  Fig 1: Measuring Voltage Between Terminal 3 Of Fuel Level Sensor Harness Connector And Ground
  Courtesy of KIA MOTORS AMERICA, INC.
Is the measured voltage within specification?
YES
1. Go to "GROUND CIRCUIT INSPECTION " procedure.
NO
1. Repair Short to ground circuit and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
2. In case of 0V, repair Open in signal circuit and then go to "VERIFICATION OF VEHICLE REPAIR " procedure. In case of 12V, repair Short to power in signal circuit and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.