Component Inspection

■ Upstream (S1) Heated Oxygen Sensor (HO2S) Visual Inspection 

1. Ignition "OFF" and disconnect HO2S (S1) connector.
2. Check that HO2S (S1) is not contaminated or damaged by foreign materials.

   YES 

   • Go to "PCSV Inspection" procedure below.

   NO 

   • Replace it, and go to "Verification of Vehicle Repair " procedure.

■ PCSV Inspection 

1. Connect KDS/GDS to Data Link Connector (DLC).
2. Ignition "ON" & Engine "OFF".
3. Perform "Actuation Test  " for PCSV.
   Fig 1: Scantool Display - Canister Purge Valve Actuation Test

   Courtesy of KIA MOTORS AMERICA, INC.
4. Ignition "OFF".
5. Disconnect PCSV connector.
6. Measure resistance between power and control terminal of the PCSV (component side).

   Specification  : Approx. 2.0kΩ [20°C (68°F)]

   Fig 2: Scantool Display - Resistance Of PCSV Solenoid

   Courtesy of KIA MOTORS AMERICA, INC.
7. Does the PCSV operate properly and is the measured resistance within specification?

   YES 

   • Go to "GDI Injector Inspection" procedure below.

   NO 

   • Replace it, and go to "Verification of Vehicle Repair " procedure.

■ GDI Injector Inspection 

1. Connect KDS/GDS to Data Link Connector (DLC).
2. Perform "Actuation Test  " for Injector.
   Fig 3: Scantool Display - Injector Disable (Cylinder 1, 2, 3, 4 Actuation Test)

   Courtesy of KIA MOTORS AMERICA, INC.
3. Check if the RPM decreases when performing injector's actuation test.
4. Does any cylinder change in RPM or small change in RPM when disabling individual injector?

   YES 

   • Replace injector, and go to "Verification of Vehicle Repair " procedure.

   NO 

   • Go to "Verification of Vehicle Repair " procedure.