Component Inspection
| Inspection Condition | Inspection Procedure | Reference |
|---|---|---|
|
|
Figure below. |
Good
- Go to "INSPECT HO2S (B1/S1) HEATER RESISTANCE " procedure.
No Good
- Repair or replace as necessary and then, go to "VERIFICATION OF REPAIR " procedure.
INSPECT HO2S (B1/S1) HEATER RESISTANCE SPECIFICATION
| Inspection Condition | (+) Probe | (-) Probe | Specification | ||
|---|---|---|---|---|---|
| Connector | Terminal | Connector | Terminal | ||
|
HO2S (B1/S1) Heater (component side) | 2 (power) | HO2S (B1/S1) Heater (component side) | 5 (heater) | Approx. 2.4 - 4.0Ω [20°C (68°F)] |
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 upstream HO2S (B1/S1) and go to "VERIFICATION OF REPAIR " procedure.