Control Circuit Inspection

■ Check voltage 

1. IG "OFF". Remove fuel pump relay.
2. IG "ON".
3. Measure voltage between fuel pump relay control terminal of Fuel pump relay harness and chassis ground.

   Specification:  Approx. 2.5V

   Fig 1: Measuring Voltage Between Fuel Pump Relay Control Terminal Of Fuel Pump Relay Harness And Chassis Ground

   Courtesy of HYUNDAI MOTOR AMERICA
4. Is the measured voltage within specification?

   YES 

   • Go to "COMPONENT INSPECTION " procedure.

   NO 

   • Repair open or short as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.