Signal Circuit Inspection

Disconnect "K/D SWITCH" connector.
IGNITION "ON", ENGINE "OFF"
Measure voltage between terminal "1" of the sensor harness connector and chassis ground.
Specification: Approx. 12 V

Fig 1: Measuring Voltage Between Terminal Of Sensor Harness Connector And Chassis Ground
Courtesy of KIA MOTORS AMERICA, INC.
Is voltage within specifications?
YES : --> Go to "COMPONENT INSPECTION " procedure.

NO : --> Check for open or short in harness. Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
- If signal circuit in harness is OK, Substitute with a known-good PCM and check for proper operation. If the problem is corrected, replace PCM as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.