Control Circuit Inspection

Check for short to ground in harness
1. Ignition "OFF"
2. Disconnect injector & PCM connector
3. Measure resistance between terminal 1 of injector harness connector and chassis ground.
  Specification: Infinite
  
  Fig 1: Measuring Resistance Between Terminal 1 Of Injector Harness Connector And Chassis Ground
  Courtesy of KIA MOTORS AMERICA, INC.
4. Is the measured resistance within specifications?
  YES
  - Go to "Check for open in harness" as below
  NO
  - Check for short to ground in harness.
  - Repair or replace as necessary. And then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
Check for open in harness
1. Ignition "OFF"
2. Disconnect injector connector and PCM connector.
3. Measure resistance betweeen termnial "1" of injector harness connector and terminal "A11" of PCM harness connector.
  Specification: Approx. below 1Ω
  
  Fig 2: Measuring Resistance Betweeen Termnial 1 Of Injector Harness Connector And Terminal
  Courtesy of KIA MOTORS AMERICA, INC.
4. Is the measured resistance within specifications?
  YES
  - Go to "COMPONENT INSPECTION " procedure.
  NO
  - Check for open in harness.
  - Repair or replace as necessary. And then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.