Ground Circuit Inspection
- IG "OFF" & Disconnect HO2S(S2) connector.
- Measure resistance between ground terminal of HO2S(S2) and chassis ground
- Is the measured resistance within specification?
YES
- Go to COMPONENT INSPECTION procedure.
NO
- Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
Specification: Below 1Ω