Component Inspection

1. Specification :
   ITEM SPECIFICATION CHART
   
   

   ITEM	Specification
   Heater Resistance (Ω)	Approx. 9.0Ω at 20°C (68°F)

   Fig 1: Measuring Resistance Between Terminal 3 And 4 Of HO2S (S2) (Component Side)

   Courtesy of KIA MOTORS AMERICA, INC.

YES

1. Substitute with a known - good ECM and check for proper operation.

   If the problem is corrected, replace ECM and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

   CAUTION: There is a memory reset function on scantool that can erase optional parts automatically detected and memorized by PCM.
   Before or after testing PCM on the vehicle, use this function to reuse the PCM on the others.

NO

1. Substitute with a known - good HO2S (S2) and check for proper operation.

   If the problem is corrected, replace HO2S (S2) and go to "VERIFICATION OF VEHICLE REPAIR " procedure.