Signal Circuit Inspection

Ignition "OFF".
Disconnect the HECU harness connector.
Measure resistance between terminal "11" of the HECU harness connector and terminal "15" of the HECU harness connector.
Specification : Approx. 120Ω

Fig 1: Measuring Resistance Between HECU Harness Connector Terminal 11 And 15
Courtesy of KIA MOTORS AMERICA, INC.
Is the measured resistance within specifications?
YES
- Go to "CAN BUS SHORT (TO GROUND) INSPECTION " procedure.
NO
- Check for open or short in CAN signal harness between terminal "11" of the HECU harness connector and terminal "15" of the HECU harness connector. Repair as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.