Signal Circuit Inspection

Check short to ground in harness
1. IG "OFF".
2. Disconnect APS and PCM connector.
3. Measure resistance between terminal 1 of APS harness connector and chassis ground.
4. Measure resistance between terminal 1 and 4 of APS harness connector.
5. Measure resistance between terminal 1 and 5 of APS harness connector.
  Specification : Infinite
  
  Fig 1: Measuring Resistance Between Terminals Of APS Harness Connector
  Courtesy of KIA MOTORS AMERICA, INC.
6. Is the measured resistance within specification ?
  YES
  - Go to 2"Check open in harness" as follows.
  NO
  - Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
Check open in harness
1. IG "OFF".
2. Disconnect APS and PCM connector.
3. Measure resistance between terminal 1 of APS harness connector and terminal 49 of PCM harness connector (C144-A).
  Specification : Approx. below 1Ω
  
  Fig 2: Measuring Resistance Between Terminal 1 Of APS Harness Connector And Terminal 49 Of PCM Harness Connector (C144-A)
  Courtesy of KIA MOTORS AMERICA, INC.
4. Is the measured resistance within specification ?
  YES
  - Go to "COMPONENT INSPECTION " procedure.
  NO
  - Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.