Component Inspection
| Inspection Condition | (+) Probe | (-) Probe | Reference | ||
|---|---|---|---|---|---|
| Connector | Terminal | Connector | Terminal | ||
|
HO2S (Bank1, Sensor1) connector | 1 (nernst voltage) | HO2S (Bank1, Sensor1) connector | 3 (virtual ground) | Fig.1 |
| HO2S (Bank1, Sensor1) connector | 4 (trim resistor) | HO2S (Bank1, Sensor1) connector | 6 (pumping current) | ||
Good
- Go to "VERIFICATION OF REPAIR " procedure.
No Good
- Carefully re-do this troubleshooting guide steps.
- If no problems were found with the circuits or connectors, replace the HO2S (Bank1, Sensor1) and go to "VERIFICATION OF REPAIR " procedure.