Control Circuit Inspection
- Ignition "OFF"
- Disconnect front HO2S harness connector.
- Measure voltage between terminal 4 of the HO2S harness connector and chassis ground
Specification: Approx. 2~3V
- Measure resistance between terminals 4 and 1,2,3,5,6 of the HO2S harness connector
Courtesy of HYUNDAI MOTOR CO.
- Is the measured data within specification?
YES
- Check for open or short circuit in HO2S harness connector. Refer to "SIGNAL WAVEFORM & DATA " procedure in "General Information". Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure
NO
- Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure