Ground Circuit Inspection
■ Check Open In Ground Circuit
- IG KEY "OFF".
- Disconnect HO2S (S2) _DOWN connector.
- Measure resistance between ground terminal of HO2S (S2) _DOWN and chassis ground.
Specification: below 1Ω
- Is the measured resistance within specification?
YES
- Go to "Component Inspection " procedure.
NO
- Repair Open circuit and then, go to "Verification Of Vehicle Repair " procedure.