Signal Circuit Inspection

Check Open in signal circuit
1. Key "OFF".
2. Disconnect CKPS connector.
3. Key "ON".
4. Measure the voltage between terminal 1 of CKPS harness connector and chassis ground. Then, measure the voltage between terminal 2 of CKP harness connector and chassis ground.
  1. Specification : Approx 2.5V
    
    Fig 1: Measuring Voltage Between Terminal 1 Of CKPS Harness Connector And Chassis Ground
    Courtesy of KIA MOTORS AMERICA, INC.
5. Is the measured voltage within specification?
  YES
  1. Go to " 2 Check Short in signal circuit" procedure.
  NO
  1. Repair Open in signal circuit and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
Check Short in signal circuit
1. Key "OFF".
2. Disconnect CKPS connector and ECM connector.
3. Measure the resistance between terminals 1 and 2 of CKPS harness connector.
  1. Specification : Infinite
    
    Fig 2: Measuring Resistance Between Terminals 1 And 2 Of CKPS Harness Connector
    Courtesy of KIA MOTORS AMERICA, INC.
4. Is the measured resistance within specifications?
  YES
  1. Go to "COMPONENT INSPECTION " procedure.
  NO
  1. Repair Short in signal circuit and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.